Open source Java
Open source development tools offer a more affordable and more customizable means to develop Java software. Although problems and costs can arise from lack of documentation and support, many enterprise developers make open source development a large part of their Java dev strategies. In this section on open source strategies, learn the capabilities of different tools, discover new open source Java tools, and get tips and advice on integrating and contributing to open source projects.
Top Stories
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Tip
13 Apr 2022
Either log or rethrow Java exceptions, but never do both
When an exception occurs in your Java code, you can log it or you can rethrow it -- but don't do both. Here's why you must avoid that exception handling antipattern. Continue Reading
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Guest Post
26 Mar 2021
Developers, 'Blazor' a new path to web app creation
Expert and Blazor blogger Chris Sainty explains how developers can use a free, open source framework, still under development at Microsoft, to create web applications. Continue Reading
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Definition
26 Aug 2022
Java string
A Java string is a sequence of characters that exists as an object of the class java.lang. Continue Reading
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Tip
13 Apr 2022
Either log or rethrow Java exceptions, but never do both
When an exception occurs in your Java code, you can log it or you can rethrow it -- but don't do both. Here's why you must avoid that exception handling antipattern. Continue Reading
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Definition
08 Apr 2022
OSGi (Open Service Gateway Initiative)
The OSGi (Open Service Gateway Initiative) specification is a Java framework for developing and deploying modular software programs and libraries. Continue Reading
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Definition
15 Oct 2021
CSS (cascading style sheets)
This definition explains the meaning of cascading style sheets (CSS) and how using them with HTML pages is a user interface (UI) development best practice that complies with the separation of concerns design pattern. Continue Reading
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Definition
13 Oct 2021
Hibernate
Hibernate is an open source object relational mapping (ORM) tool that provides a framework to map object-oriented domain models to relational databases for web applications. Continue Reading
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Guest Post
26 Mar 2021
Developers, 'Blazor' a new path to web app creation
Expert and Blazor blogger Chris Sainty explains how developers can use a free, open source framework, still under development at Microsoft, to create web applications. Continue Reading
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News
25 Mar 2021
AdoptOpenJDK moves to Eclipse Foundation as Adoptium
The Eclipse Foundation has launched a new working group to provide governance, IP services and developer advocacy for Adoptium, the newly renamed AdoptOpenJDK distribution of the OpenJDK spec. Continue Reading
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Tutorial
18 Nov 2020
An Apache Commons FileUpload example and the HttpClient
In this article you will have a look at the capabilities of the HttpClient component and also some hands-on examples. Continue Reading
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Tip
10 Aug 2020
Explore 10 popular open source development tools
Whether you're writing, managing, building or deploying source code, there is an open source development tool to help do the job. Check out these quick tool intros to get you started. Continue Reading
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Feature
05 May 2020
The what, why and how of the Spring Security architecture
Like any framework, Spring Security requires writing less code to implement the desired functionality. Learn how to implement the Spring Security architecture in this book excerpt. Continue Reading
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Feature
05 May 2020
Why developers need to know the Spring Security framework
The Spring Security framework is a reliable way for Java developers to secure applications. However, proper implementation is critical to prevent the most common vulnerabilities. Continue Reading
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News
04 May 2020
Oracle's GraalVM finds its place in Java app ecosystem
Oracle's GraalVM, a universal virtual machine that runs apps written in Java and other languages, has carved out a spot in the Java ecosystem. Continue Reading
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Blog Post
23 Apr 2020
Consider these developer volunteer opportunities during COVID-19
As COVID-19 continues to affect the planet, there's an abundance of developer volunteer opportunities that can help health professionals and everyday people get through the global pandemic. Continue Reading
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Feature
31 Mar 2020
Developing a COVID-19 application? Design it the right way
Application developers with skills and an idea could design an app to combat the virus. Follow these insights to effectively design and deploy a coronavirus-related app. Continue Reading
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Definition
17 Feb 2020
HTML (Hypertext Markup Language)
HTML (Hypertext Markup Language) is a text-based approach to describing how content contained within an HTML file is structured. Continue Reading
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News
07 Oct 2019
GitHub tempts enterprises with Semmle, security enhancements
With the Semmle semantic code analysis engine freshly added to its quiver, GitHub gives corporate development teams one way to boost security of their open source software. Continue Reading
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News
17 Sep 2019
Java SE 13 adds performance, security, stability features
Java SE 13 provides developers with new features to make the Java language and platform more secure and stable. Oracle has also rolled out free cloud services and developer tools. Continue Reading
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News
11 Sep 2019
Eclipse completes enterprise Java move with Jakarta EE 8
The Eclipse Foundation has assumed control of the Java EE enterprise platform and specifications from Oracle and has launched an all open source version of the technology. Continue Reading
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Feature
24 Jun 2019
4 great Java-based CMS options
Open source Java CMS tools come in a wide variety of shapes and sizes. Explore these four platforms to see if they would be a match for your enterprise. Continue Reading
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Tip
02 May 2019
5 factors for using open source code in proprietary software
To make the best use of the vast and varied pool of open source software available, developers must be astute about what can actually best serve a project. Continue Reading
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News
28 Mar 2019
JavaScript popularity drives TypeScript adoption among devs
More developers choose to work with JavaScript to build web, server-side and mobile applications, while TypeScript has quickly gained traction, according to recent analysis. Continue Reading
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Definition
11 Mar 2019
What is jQuery?
jQuery is an open-sourced JavaScript library that simplifies creation and navigation of web applications. Continue Reading
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Blog Post
09 Jan 2019
How your team will benefit when you hire a full stack developer
How can your company benefit from a full-stack developer? While these IT pros are difficult to find and expensive to pay, they can create a more efficient line of communication within your ... Continue Reading
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Feature
18 Dec 2018
Recent open source flaw highlights danger of social engineering hacks
What happens when open source developers hand the keys of their project over to a new maintainer? It can expose applications to serious security threats. Continue Reading
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News
16 Nov 2018
At Acquia Engage, CTO talks of open source WCM, Red Hat buy
Drupal author and Acquia founder Dries Buytaert talks about how the web content management system written for fun is morphing into a platform from which CX and e-commerce flow. Continue Reading
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Blog Post
16 Jun 2018
Aging successfully in technology: Addressing the graying elephant in the room
Is software development a game for the young? Despite maintaining a passion for programming and software development, seasoned veterans in their 40s and 50s are finding age is the new barrier to ... Continue Reading
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Blog Post
09 May 2018
Smart Compose and the Visual Positioning System impress at Google I/O
This year's Google I/O conference kicked off on May 8 with a nearly two-hour keynote. The keynote was held at the outdoor Shoreline Amphitheater near Google's headquarters in Mountain View, ... Continue Reading
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Feature
05 Feb 2018
What can the Java community expect from Oracle in 2018?
Questions remain as to how bumpy the road may be as Oracle changes the release cadence and embraces OpenJDK. Is the Java community ready for the ride? Continue Reading
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Opinion
15 Dec 2017
The problem with bitcoin and blockchain technology
It's not just bitcoin's prodigious appetite -- it uses as much energy as the country of Slovenia. Security scares and long transaction times cast doubt on its viability. Continue Reading
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Feature
06 Nov 2017
Owning the Java Platform is more of a burden or a blessing
Oracle became stewards of the Java platform as a by-product of their acquisition of Sun Microsystems. But looking back, it seems that the Java Platform has been more of a burden than a blessing. Continue Reading
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Blog Post
26 Oct 2017
Freenode ##java's interesting content podcast
The ##java channel on Freenode IRC has been collecting interesting content for years, including content from here on TSS on occasion. Now, it's being collected into a weekly podcast. Continue Reading
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Feature
28 Aug 2017
The hidden threat lurking in an otherwise secure software stack
All it takes is a fork from the main branch and a re-branding of the code, and the next thing you know, there's a hidden threat in your software. Here's how to protect against it. Continue Reading
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Blog Post
14 Aug 2017
Gender and ethnic parity is not equivalent to workplace diversity
Former Google employee James Damore's recently leaked memo about his old employer's employment activities has brought the discussion about IT hiring practices to the fore. After reading a vast ... Continue Reading
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Blog Post
26 Jun 2017
Maarten Ectors explains what open source wireless means for developers
Open source software has completely transformed the opportunities for software development. Now, Canonical is launching a new effort to bring these principles to programmable software defined ... Continue Reading
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Blog Post
02 Dec 2016
DevOps tooling only a small part of the enterprise security puzzle
A big part of operations is security, and while many tools exist to help with threat coverage, DevOps tooling is only a small part of the threat avoidance puzzle. Continue Reading
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Feature
29 Nov 2016
Conversational UI approaches pushing AI development forward
Find out about the latest AI conversational UI approaches available for developers today from Apple, Amazon, Google, IBM, and Facebook. Continue Reading
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Blog Post
07 Nov 2016
How to capture a heap dump
Heap dump is a snapshot of the Java memory. It contains information about the Java objects and classes in the heap at the moment the snapshot is triggered. It’s vital artifact to diagnose any Java mem Continue Reading
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News
05 Oct 2016
Pros and cons of a DIY approach to contributing to open source efforts
Everyone wants to contribute to open source projects, but few consider the risks. Salesforce evangelist James Ward outlines the legal and security risks involved. Continue Reading
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Blog Post
01 Oct 2016
Software engineering lessons to be learned through Mars exploration
At JavaOne, NASA Aerospace Engineer Dr. Anita Sengupta shared space exploration lessons that apply to all areas of engineering. Continue Reading
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Opinion
12 Aug 2016
Could someone please provide a proper toString() method implementation?
Why is it that twenty years after the release of Java, the lapidary toString() method still spits out nothing more than a useless hashcode? Continue Reading
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News
17 Jun 2016
Apache Spark streaming analytics engine key to integrating big data
Learn how a variety of improvements to the open source Apache Spark streaming analytics engine promises to improve the development of big data applications. Continue Reading
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Feature
06 Jun 2016
Java's lambda syntax rigidity exposes spoiled programmer's frailties
Consternation over Java's lambda syntax is the perfect example of how Java's evolution and incremental improvements have created a community of spoiled programmers. Continue Reading
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Tutorial
29 Feb 2016
How to install JDK 8 and write the Java Hello World application
In this tutorial, we look at how to set up a basic Java SE development environment by installing JDK 8, after which we write, compile and run the Java Hello World application. Continue Reading
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Feature
03 Feb 2016
Choosing the right DevOps tool to tame your polyglot programming
When programs are built using a polyglot of different languages, organizations need good DevOps tools to manage that integration. Continue Reading
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Feature
03 Jan 2016
Simplified messaging and microservice development with PHP's PSR-7
Here we take a look at PHP's PSR-7, and how this new specification will help simplify microservice development while enhancing application messaging at the same time. Continue Reading
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Feature
10 Dec 2015
These new features in PHP 7 will convince you to do an upgrade
There have been some significant improvements to the PHP language. In this article we show you how to take advantage of them, and potentially convince you to do an upgrade and migrate to the new version. Continue Reading
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Feature
10 Nov 2015
Containers and microservices take center stage as Devoxx 2015 kicks off
Containers like Docker, and microservice development, are the big topics at Devoxx 2015, but with more session rooms than every, there's plenty of other great fare for Java professionals. Continue Reading
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Feature
09 Nov 2015
JavaOne 2015 was the right time to dig into Java 9 JDK features
JavaOne 2014 was all about the Java 8 release, so it's understandable that JavaOne 2015 was all about Java 9. Here we take a look at what's new in Java 9, and even look forward towards things that might get included in Java 10. Continue Reading
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Feature
02 Nov 2015
Top 7 Java platform takeaways from JavaOne 2015
What were the big takeaways from JavaOne 2015 with regards to the Java platform? Here we take a look at seven key insights garnered from this year's JavaOne and Oracle Open World conferences. Continue Reading
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Feature
01 Nov 2015
Valhalla and value types to change the way developers code in Java
In 2014, just as Java 8 was released, JavaOne was looking towards the future and talking about what was coming with Java 9. In 2015, Java 9 is still in the future, but that hasn't stopped the architects at Oracle from prognosticating about what might get included in Java 10. Continue Reading
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News
26 Oct 2015
Celebrating 20 years of Java technology at JavaOne 2015
Twenty years is a pretty significant milestone, especially if you're a programming language. At JavaOne 2015, everyone is celebrating the 20th anniversary of the Java programming language, and looking ahead at the challenges another 20 years will bring. Continue Reading
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Podcast
27 Aug 2015
Redis creator signs with vendor amid community support
How did the Redis community feel when the creator of their coveted NoSQL database signed on with a commercial vendor? TheServerSide talks to Salvatore Sanfilippo to find out. Continue Reading
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News
23 Jun 2015
Red Hat announces support for the Open Container Project
Red Hat joins other vendors to support the Open Container Project, not a surprise. Continue Reading
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Feature
18 Jun 2015
OpenStack develops its own static code analysis tool for Python
For OpenStack, necessity proved to be the mother of invention, leading to development of a static code analysis tool for Python called Bandit. Continue Reading
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News
01 Jun 2015
Google's Project Soli replaces the keyboard and mouse with radar and logic
Very little has been done to truly replace the utility of the keyboard and mouse, but Project Soli is working to change that. The new Google project looks to combine machine intelligence with radar and similar technology to read hand signals and control the Internet of Things (IoT). Continue Reading
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News
21 May 2015
Open source initiatives saving grace for many companies
Companies are realizing that IT can't write all the code needed. They are learning to write less code and do more with open source initiatives. Continue Reading
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News
20 May 2015
Guiding design tenets behind OpenStack software
The importance of OpenStack design tenets is not lost on developers. Following these tenets drives the development and evolution of OpenStack software. Continue Reading
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News
20 May 2015
DevOps software development promise aided by OpenStack
The promise of DevOps software development is being helped along by OpenStack, which is creating more opportunities for automation of operations. Continue Reading
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Tip
31 Mar 2015
Enterprise architects consider using cloud-based IDEs
For many reasons, enterprise architects are now considering cloud-based IDEs as an alternative to a desktop development environment. Continue Reading
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Tip
26 Mar 2015
Successfully managing software quality with growing, globally distributed teams
Successfully managing a software project is always a challenge, but when a project grows into a globally distributed development effort, application lifecycle management (ALM) becomes a real challenge. So how does Liferay, an open source, enterprise portal do it? Senior software architect Ray Auge tells us how. Continue Reading
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Feature
15 Jan 2015
Will value types and structured arrays be Java 9's cap feather?
Scalability and performance are always issues that dog the Java platform. But with so many lessons learned from languages like Scala and Clojure, will Java 9 take on these scalability issues by introducing immutable types like structured arrays and value types? Continue Reading
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Tutorial
07 Sep 2014
Advanced JSF Tutorial: The single page interface (SPI) with Facelets, Ajax and HTML5
Some say it's impossible, but if you really understand the technology, you will realize that creating a single page interface (SPI) with JSF, Facelets, Ajax and HTML really isn't all that hard. In fact, JavaServer Faces makes it pretty easy! Continue Reading
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Tutorial
20 Jul 2014
Integrating Ajax into your Facelets pages: Death to JSF's request-response cycle
If you're doing Facelets development, this might be the most important tutorial you will ever read. It will explain to you how to throw out that annoying request-response cycle, and explain how to integrate Ajax based JSF components with a dynamically re-rendering Facelets page snippet. Continue Reading
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Tutorial
19 Jul 2014
Turning a web page into a JSF 2.0 template with Facelets
How do you take a web page and turn it into a template using Facelets as the template engine? It takes some JSF, some HTML, maybe some CSS, and lots of JSF UI tags, but overall, it's an easy and simple process if you follow this tutorial. Continue Reading
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Tip
05 Jan 2014
With Java EE 7, your Design Patterns are dead. And your EAR is ugly too.
Adam Bien isn't without opinions when it comes to modern day enterprise programming techniques. From the use of design patterns, to the manner in which projects and modules are divided, Bien isn't without opinions when it comes to developing Java applications. Continue Reading
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Feature
14 Jul 2013
Hibernate still leads the way with search, envers and multitenancy support
A great deal of features have been added to the JPA 2.1 specification, but Hibernate still leads the way with features surrounding search, envers and multitenancy support. Continue Reading
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Tip
30 Jun 2013
How to get the Hibernate Session from the JPA 2.0 EntityManager
This tip shows you how to get the Hibernate Session from the JPA EntityManager so you can perform functions only available from the JBoss Hibernate project. Continue Reading
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News
24 Jun 2013
The JPA 2.0 EntityManager vs. the Hibernate Session: Which one to use?
The question for data persistence experts using JPA 2.0 is whether they should be using the EntityManager or the Hibernate Session from JBoss for ORM. Continue Reading
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Tip
07 Jun 2013
Understanding the implicit dangers of software component re-use
Every software developers has the goal of component re-use, but there are implicit dangers in the practice that all developers must be aware of. Continue Reading
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Tip
05 May 2013
Tomcat performance optimization through consolidated log file handlers
By default Tomcat uses several log file handlers, but performance can easily be optimized by configuring the server to use only one. Continue Reading
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Feature
06 Mar 2013
How Headless Android is Impacting Embedded Systems Development
Given the fact that Android is targetted towards the smartphone market, you wouldn't expect any significant interest in Android from the embedded market. However, making Android 'headless', and working with it on an embedded device has a variety of compelling use cases, and accordingly it is becomming ever more popular. Continue Reading
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Feature
10 Jan 2013
How NoSQL, MySQL and MongoDB worked together to solve a big-data problem
Choosing between schemaless NoSQL databases and strong-schema relational designs isn't an either-or decision, as this case study points out. When dealing with their big data problem, Craigslist decided that their MySQL servers could use a little help from MongoDB, and putting the two technologies together created a better system with greater availability, scalability and performance. Continue Reading
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Feature
01 Nov 2012
Collaboration and transparency: The keys to successful application development
Ubuntu moves forward by harnessing the power of the open source community. It's a model that is extremely dissimilar to what we see in enterprise development, but there are allegories between the two. Here, we take a look at what enterprise development shops can learn from the community process. Continue Reading
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Feature
01 Nov 2012
Application lifecycle management: Best practices for improving the deployment process
Nothing is more visible to both clients and senior management than an applications that doesn't work. And the risk for failure is never higher than it is the moment after deployment. So how do you ensure deployment always goes smoothly. There is no silver bullet, but there are some best practices for deployment, which we will examine in this article. Continue Reading
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Feature
23 Aug 2012
How cloud computing is impacting enterprise Java developers
How do cloud computing technologies impact the day-to-day development patterns of typical Java developers? Continue Reading
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Feature
25 Jul 2012
Discovering the right metrics for scalability testing
Scalability testing is perhaps the most important test you need to run on your application before going forward with deployment. But how do you know when you've proven that your application can scale. Here we take a look at some of the most important metrics to measure when testing the scalability of your applications. Continue Reading
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Feature
12 Jul 2012
What's the big IDE? Comparing Eclipse and NetBeans
The Java community has long debated the best IDE. Is it Eclipse or NetBeans? These are the two most popular among TherServerSide.com readers. Continue Reading
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Tutorial
17 Feb 2012
Install the Apache Tomcat application server
The first choice in application servers for many Java developers is the open source Apache Tomcat. Learn how to download and install the Apache Tomcat 6 servlet engine. Continue Reading
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Tip
26 Jan 2012
Java 7 and the intricacies of safe and unsafe casting
One of the problems with casting is that it does have the potential to cause a loss of precision, especially if the number that gets cast does indeed fall outside of the range of the target type. Here we will explain why this happens. Continue Reading
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Tutorial
12 Jan 2012
New Java 7 Features: How to Use a More Precise Rethrow in Exceptions from Project Coin
Afficionados of other languages such as Scala or Clojure are always slagging the fact that Java is too verbose and cumbersome. So, it's not too surprising to find out that Java 7 introduced a number of new facilities that can help to trim down the code an application developer is required to write. Continue Reading
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News
25 Oct 2011
Injecting mock beans Into Spring context
Today I was Googling about mocking when I found the following question: "Injecting mock beans into Spring context for testing. What I want to be able to do is via the HotswappableTargetSource, override the bean definitions of select beans in my application context with my test versions and then run the test. Then, for each test case, I'd like to specify which beans I want to be hot swappable and then each test must be able to create its own mock versions and swap those in, and be able to swap back again." Continue Reading
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News
20 Oct 2011
Hudson vs. Jenkins: Is it too soon to declare a winner?
The Jenkins community is promoting a number of bellweathers that would indicate that Hudson is losing the game when it comes to both mindshare and adoption. 85% of upgrades go to Jenkins. Jenkins GitHub repositories outnumber Hudson by a ratio of sixty to one. Jenkins 'ticket activity' is significantly higher than that of Hudson. "It all adds up to the fact that Jenkins is where the community is - they are committed and enthusiastic," says Steve Harris, CloudBees' SVP of Products, in hisOctober 18th blog posting on the topic. "The numbers really speak for themselves." Continue Reading
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Opinion
14 Oct 2011
A cloud service to build mobile apps
Tiggr is a cloud-based mobile app builder that provides a mobile application development platform as a service. Continue Reading
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News
11 Oct 2011
Antepedia is the largest knowledge base of open source components
When I talk to the un-tech members, I have difficulties explaining what makes Antepedia such a remarkable knowledge base. How could we explain the importance of having a strong base of open source components and demonstrate that Antepedia is the world's largest knowledge base of open source components? Continue Reading
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News
15 Sep 2011
Apache Wicket 1.5 has been released
The Apache Wicket team is proud to announce the immediate availability of the newest release of their component oriented open source Java web framework. Apache Wicket 1.5 has been in development for the last two years and brings many improvements over previous versions. Continue Reading
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News
13 Sep 2011
The OpenJDK as the default Java on Linux
The OpenJDK is now the default Java on Linux after a change in Oracle's licensing terms for their official binary - is this good or bad? Continue Reading
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News
31 Aug 2011
Tutorial: Writing an Android location-aware app
Location-aware programming adds a new dimension to mobile programming. Location hardware such as GPS, is pretty standard on mobile devices. Taking advantage of this helps create much more feature-rich and robust mobile apps. Continue Reading
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News
31 Aug 2011
Gosling sails away from Google and Android
Gosling has moved from the company that brought us Android, to a company that makes nifty little robots that use solar-power and energy harvested from the ocean's waves to sail around the globe collecting reams of information and data. Continue Reading
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News
29 Aug 2011
Java 7: What Does It Mean for Tomcat 8?
Just about one month ago, Java 7 was released. The official project was opened by the Apache Software Foundation for its open source JSP and servlet container - Apache Tomcat. Since Java 7 is the latest version, many users are wondering if Tomcat 8 will support Java 7, or even if they should use it in Tomcat 7. Continue Reading
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Feature
26 Aug 2011
Embedded operating systems: Linux versus Windows
Choosing the right embedded operating system is not an easy decision. Closely examine the pros and cons of each OS to determine which one will bring the most value to your specific project. Continue Reading
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News
26 Aug 2011
How many bugs do you have in your code?
If you follow Zero Bug Tolerance, of course you’re not supposed to have any bugs to fix after the code is done. But let’s get real. Is there any way to know how many bugs you're missing and will have to fix later, and how many bugs you might already have in your code? Are there any industry measures of code quality that you can use as a starting point? Continue Reading
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News
19 Aug 2011
Alkacon Software releases OpenCms 8.0.2
Version 8.0.2 of Alkacon Software's successful open source website content management system OpenCms 8 is now ready and available for download from the company's website. OpenCms 8 contains an improved user interface for content managers and numerous other enhancements. Continue Reading
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News
17 Aug 2011
Database performance hint: New closeMethod for JNDI resources on Tomcat 7
Forcing full garbage collection each time an application is restarted, while not elegant, would ensure your active connection pool always has connections available, although it may cause problems of its own. In a post today by Apache Tomcat 7 Release Manager, Mark Thomas, he describes a new solution to this challenge. Continue Reading
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News
02 Aug 2011
Why can't Rational and Spring get along?
Do issues persist between Rational, WebSphere and Spring? If so, how are you solving them? Continue Reading
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News
01 Aug 2011
It doesn't look good for Google - Android checkmate?
I am personally starting to think that Google should just pay up, and let Android and Java roll on, especially in light of the fact that they were considering using C# and Microsoft CLR VM as alternatives. Not to make light of a serious situation, it could just be viewed as their greatest contribution to the Java platform. Continue Reading
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News
13 Jul 2011
AS 7: Built for speed with JBoss modules
JBoss proved that most Enterprise Java Professionals really aren’t busy enough at work these days, as everyone from Java Superstar Matt Raible (rhymes with cable), to the lowly editor of TheServerSide.com, were busy downloading, installing, and playing around with the newly released software instead of doing the work they're actually being paid to do. Continue Reading
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News
06 Jul 2011
jBPM 5.1 has been released
The jBPM team is proud to announce the release of jBPM 5.1.0. "jBPM is a flexible open-source Business Process Management (BPM) Suite. The core of jBPM is a light-weight, extensible workflow engine written in pure Java that allows you to execute business processes using the latest BPMN 2.0 specification…" Continue Reading
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News
29 Jun 2011
OpenSymphony is dead: where do dead projects go?
Is there a project heaven? I hope so, because I went to use some Sitemesh documentation and saw that the parent project has been declared dead (as in, "has seen its final days.") Sitemesh has a new page for the next version, but that's in alpha ("lots missing"). It looks like it may be working, but irregardless the alpha status worries me. Continue Reading
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News
25 May 2011
New Cross-site Request Forgery Protection in Tomcat 7
Cross-site request forgery (CSRF) is a security vulnerability that targets the trust sites put into a browser. A CSRF attack will trick a victim into making a malicious request which is granted based on the user's already authenticated credentials. Check out this post to learn more about authentication and methods for preventing CSRF attacks. Continue Reading
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News
19 May 2011
ASF Drops Concurrent Sessions on Tomcat 7 by 95% with New Crawler Valve
One of the roles Mark Thomas is responsible for within the Apache Software Foundation is managing the issues.apache.org servers - their issue trackers that run both Bugzilla as well as JIRA. A few months ago, while looking at the JIRA management interface, Mark discovered exactly how significant the impact web crawlers were having on these resources was. Continue Reading