Java Development Tools

Java development tools are supported by many platforms and numerous plugins exist to extend the capabilities. In this section, get the latest news on development tools, find advice on how to optimize your use of Java, and follow tutorials to improve your skills when using Java development tools. Learn about valuable tools including the integrated development platform (IDE), and discover tools and plugins you can use to create programs in Java.

February 08, 2022 08 Feb'22
How to convert a PEM file to PPK format

Need to SSH into a remote server with PuTTY but your PEM file just won do the trick? Here's a quick example of how to convert a PEM file to PPK format with PuTTYGen so your SSH sessions with PuTTY ...
January 21, 2022 21 Jan'22
Why we use ./ (dot slash) to run Linux scripts?

Ever wonder why you need a ./ before a Unix shell script or command of your own in order to run it? Here's what the Linux dot slash does and why Unix systems require the ./ syntax.
January 14, 2022 14 Jan'22
Top 5 AWS root account best practices

The credentials of your server's super user must be protected at all costs. Here are five AWS root account best practices to protect yourself from being hacked.
October 10, 2021 10 Oct'21
How to quickly delete a Git branch locally

Here's a quick example of how to delete local Git branches from your workstation without deleting remote branches in your GitHub or GitLab repos.

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An example of how suppressed exceptions in Java work

Don't ignore suppressed exceptions. In this quick tutorial we show you how to anticipate when code will throw suppressed exceptions, along with the best practices to handle them. Continue Reading
A simple 'try with resources' in Java example

Java's 'try-with-resources' exception handling feature can help you write better, more effective Java code. Here's a quick example of the try with resources construct in action. Continue Reading
How to find and use a GitHub URL by example

This example shows you how you can find and use the GitHub URL. Clone, fetch, push and pull to your remote repo easily with the GitHub URL at your disposal. Continue Reading

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Git fork vs. clone: What's the difference?

Both Git fork and clone create copies of a repository, but they offer drastically different levels of access, isolation and control over the target repo. Continue Reading
Library vs. framework: How these software artifacts differ

Libraries are low-level components that deliver a specific function, such as establishing a network connection. A framework is a known programing environment, such as Spring Boot. Continue Reading
How technologists should approach professional development

Old approaches to professional development don't stand up to the pace of change in the cloud-native world. Here's how DevOps professionals can cope. Continue Reading

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Why GitHub renamed its master branch to main

The GitHub master branch is no more. Developers used to think it was untouchable, but that's not the case. Here's why GitHub made the switch from master branch to main branch. Continue Reading
RPA skills in demand as organizations eye better engagement

RPA developer skills are among the most valuable on any resume. Here's why organizations seek out developers with these skills and what returns RPA can deliver to an enterprise. Continue Reading
How to edit the Ubuntu hosts file and ping a domain name locally

Here's a quick video example of how to do an Ubuntu hosts file edit. This is useful for development and testing when a developer wants to mimic a production domain name locally. Continue Reading

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How to revert a Git commit: A simple example

The git revert command is commonly misunderstood. In this quick tutorial, we will show you exactly how the command works and how to perform a simple undo in your repo. Continue Reading
An example of how to easily add Git submodules

This git submodule add example demonstrates how a developer can use these steps to create a Git repository and add a new Git submodule to it. Continue Reading
Fix the Jenkins Docker error: Permission denied when trying to connect to Docker daemon

Here's a quick fix to the Jenkins Docker"Permission denied while trying to connect to the Docker daemon socket" error. Continue Reading