DevOps-driven, cloud-native app development
It's time to embrace DevOps. A DevOps transition will make your development process and delivery pipelines faster, more reliable and more scalable. Learn how to automate, collaborate, monitor and optimize your enterprise with examples and tutorials on technologies like Jenkins, Docker, Kubernetes, Terraform, and other cloud-native tools and technologies.
Top Stories
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Video
21 Jul 2025
AWS Auto Scaling tutorial
Interested in optimizing performance and cost for applications? Learn how to create launch templates and empower EC2 instances to scale with this AWS Auto Scaling tutorial. Continue Reading
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Video
14 Jul 2025
An Amazon Bedrock tutorial for beginners
Interested in generative AI development but don't want the overhead of managing infrastructure? This Amazon Bedrock tutorial might be the answer for you. Continue Reading
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Video
10 Jul 2025
How to create an AWS free tier account
Want to learn more about DevOps and cloud computing? Maybe get AWS-certified? The first step is to sign up for an AWS free tier account. This video tutorial shows how to do it. Continue Reading
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Video
10 Jul 2025
How to configure multiple AWS CLI authentication credentials
Need to configure multiple AWS accounts in the CLI tool? It's barely an inconvenience with the AWS CLI tool. Continue Reading
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Video
10 Jul 2025
Create an Amazon EKS cluster and deploy Docker containers
Docker deployment to EKS containers in AWS is much easier than you might think. This quick Amazon EKS tutorial shows you how. Continue Reading
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Video
01 Jul 2025
Send SMS texts with Amazon's SNS simple notification service
Learn how to build a Python-based AWS Lambda function that uses Amazon SNS to send SMS text messages as notifications to your application users. Continue Reading
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Video
27 Jun 2025
Host a static website on AWS with Amazon S3 and Route 53
Want to quickly and affordably get your website hosted in the cloud? If you don't need advanced services such as EC2 or Fargate, a simple S3-hosted website might be the answer. Continue Reading
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Blog Post
07 Jun 2025
How to create an account alias in AWS
Need to create, change or rename an AWS account alias? It's not too hard to do, and your users will thank you. Here are the steps to do it. Continue Reading
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Feature
28 May 2025
Product vs. project mindset in software development
Agile and DevOps highlight the differences between project and product approaches to software development. Establish these roles and principles to deliver business value. Continue Reading
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Blog Post
21 May 2025
Obsolete vs. deprecated in software development
Ever wonder what is the difference between an obsolete component and a deprecated component? Here's the answer in the most concise terms you'll find. Continue Reading
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News
19 May 2025
New GitHub Copilot agent edges into DevOps
The GitHub Copilot coding agent can take on toilsome tasks such as bug fixes and code reviews with its own GitHub Actions pull requests. Continue Reading
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Tip
19 May 2025
Get started with Amazon Q Developer
Amazon Q Developer is a versatile tool for software development, offering code generation, optimization recommendations and seamless integration with various IDEs and AWS tools. Continue Reading
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Blog Post
13 May 2025
How to convert Figma designs to code with Cursor AI
One of the biggest challenges design teams and web developers face is turning Figma designs into responsive, professional-looking web pages that remain faithful to the original vision. Fortunately, ... Continue Reading
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Definition
01 May 2025
What is distributed tracing?
Distributed tracing is a method used to track the journey of requests as they flow through a distributed system or microservices architecture. Continue Reading
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Blog Post
28 Apr 2025
How to use git stash pop
To move shelved changes from the Git stash to your working directory, the git stash pop command is preferred over apply, as pop will delete the stash in question, keeping the stash history clean. Continue Reading
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Tip
18 Apr 2025
Agile vs. Waterfall: What's the difference?
Is change good or bad? The manner in which you embrace change might influence whether you prefer Waterfall or Agile methodologies. Here we compare the two approaches. Continue Reading
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Tip
18 Apr 2025
10 cloud programming languages developers need to know
Cloud programming languages are not one-size-fits-all. Learn about the top cloud programming languages, and use our expert criteria to choose the best language for your workloads. Continue Reading
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Tip
09 Apr 2025
How to create an AWS Lambda function
Many developers are turning to AWS Lambda as an alternative to EC2 instances. Here are two ways to create a Lambda function. Continue Reading
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Blog Post
07 Apr 2025
What is Scrum? The Scrum process explained in 5 minutes
The Scrum framework is the software development industry's most popular Agile methodology. Here are the key steps that define how the Scrum process flows. Continue Reading
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Blog Post
03 Apr 2025
Is GitHub Copilot free?
GitHub Copilot pricing includes a basic free tier that provides code completions and chat requests. But does that mean it's free? Yes and no. Continue Reading
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Definition
02 Apr 2025
What is a uniform resource identifier (URI)?
A uniform resource identifier (URI) is a character sequence that identifies a logical (abstract) or physical resource -- usually, but not always, connected to the internet. Continue Reading
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Video
17 Mar 2025
Story points and hours of effort in Scrum
Story points and hours help Agile teams calculate the amount of work and time estimated to complete tasks. Here's how these systems are different. Continue Reading
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Tip
05 Mar 2025
Top 5 Agile estimation techniques
Stakeholders want development teams to stick to rigid timelines, which doesn't align with Agile development. These five Agile estimation techniques can help bridge the divide. Continue Reading
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Video
03 Mar 2025
Build Java SOAP web services in Eclipse with Jakarta EE
REST-based web services are popular, but there's a home in modern enterprise architectures for SOAP-based web services. Here's how to build them using Jakarta EE in Eclipse. Continue Reading
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Video
20 Feb 2025
How to use the Spring Boot application.properties file
Need to externalize database configuration? Want to customize how Spring autoconfiguration works? The key to it all is Spring's application.properties file. Here's how to use it. Continue Reading
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Tip
19 Feb 2025
How do you plan an iteration in Agile software development?
Iterative planning in Agile helps teams to plan and adapt, collaborate, gather feedback and deliver to customers. Follow these tips to keep product development efforts on track. Continue Reading
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Video
05 Feb 2025
How to run Jenkins in a Docker container
Jenkins is arguably the world's most popular open source CI/CD tool. Docker is the most popular containerization technology. Here's how to bring the two together. Continue Reading
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Feature
30 Jan 2025
9 open source PaaS options developers should know in 2025
Open source PaaS is a good option for developers who want control over application hosting and simplified app deployment, but not all open source PaaS options are created equal. Continue Reading
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Tip
17 Jan 2025
11 key Agile metrics to ensure effective measurement
Agile metrics are crucial to help software development teams track speed, efficiency and quality. Here are some important ones, and how to combine them for best results. Continue Reading
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Video
13 Jan 2025
Install Eclipse on Ubuntu
Installing Eclipse on Ubuntu has never been easier, and the latest version of Eclipse has never been better. Here's how to get started with these two popular open source tools. Continue Reading
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Tip
13 Jan 2025
34 must-know Agile terms
Agile is the cornerstone of countless development efforts today. Use this definitive glossary as a quick reference for Agile terminology and concepts. Continue Reading
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Video
10 Jan 2025
Install Java's JDK on Ubuntu
It's incredibly easy to install Java 21 on the latest version of Ubuntu. A single command will do it. Continue Reading
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Quiz
17 Dec 2024
Professional Scrum Developer exam questions and answers
Professional Scrum Developer is a highly respected certification, but it's not easy to get. Take this sample PSD exam to test yourself and see how prepared you are for the exam. Continue Reading
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Tip
13 Dec 2024
7 Scrum certifications and career paths to pursue
Learn about the various Scrum certifications for Scrum masters, product owners and developers. Discover career paths that map to those certifications. Continue Reading
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Video
03 Dec 2024
Spring Boot, Hibernate, JPA and MySQL
Ever use ChatGPT to create a web-based front end for a RESTful Spring Boot back end? This fun video tutorial on Spring, Hibernate and JPA is your opportunity. Continue Reading
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Tip
26 Nov 2024
Agile estimation: Predicting the unpredictable
Agile teams' overreliance on estimates detracts from the overall goal to deliver value to the customer. Avoid these agile estimation pitfalls in your software development efforts. Continue Reading
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News
21 Nov 2024
WasmCloud makes strides with Wasm component model
After a stall in 2023, this year's WASI Preview 2 pushed server-side WebAssembly forward, turning heads at companies such as American Express -- but it's far from mainstream use. Continue Reading
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Tip
19 Nov 2024
Top 10 Jenkins alternatives
Tired of the overhead of hosting your own Jenkins installation and looking for some alternatives? Here are 10 of the best. Continue Reading
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Definition
06 Nov 2024
What is Mojo programming language and what is it used for?
Mojo is a high-performance programming language initially designed to unify and simplify the development of applications across all layers of the AI stack. Continue Reading
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Blog Post
01 Nov 2024
Get started with Spring Boot 3 tutorial
Need to learn Spring Boot 3? Want to quickly build a Spring Boot app with RESTful web services? This tutorial will help you create your first Spring Boot application in just minutes. Continue Reading
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News
29 Oct 2024
GitHub Copilot Autofix expands as AI snags software delivery
GitHub Copilot Autofix could help vulnerability management keep pace as the volume of AI-generated code swamps delivery processes, but can AI be trusted to rein in AI? Continue Reading
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News
24 Oct 2024
AWS CDK security issue could lead to account takeovers
Aqua Security researchers discovered AWS Cloud Development Kit is susceptible to an attack vector the vendor refers to as 'shadows resources,' which can put accounts at risk. Continue Reading
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Definition
23 Oct 2024
What is Jira?
Jira is an application lifecycle management (ALM) and Agile project management tool from Atlassian. Continue Reading
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Blog Post
21 Oct 2024
SQLite3 Basics: Create tables and insert records
The SQLite3 command line interface makes it incredibly easy to create databases, configure tables, delete records and even get status updates on the state of your SQLite database. If you're using ... Continue Reading
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Blog Post
20 Oct 2024
How to install SQLite on Windows
SQLite is as easy to install on Windows as it is to use. Simply download the precompiled binaries and tools from sqlite.org, extract them to a sensible folder and add that folder to the PATH of the ... Continue Reading
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Tip
18 Oct 2024
CI/CD pipeline security: Know the risks and best practices
Rapid release cycles need not compromise the security of an application and supporting infrastructure. Follow these guidelines to ensure security throughout the CI/CD pipeline. Continue Reading
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Blog Post
15 Oct 2024
Do AI capabilities enhance or impair human cognition?
AI has many benefits and uses, but we should be cautious where there is potential crossover in which AI capabilities undercut human learning abilities and skills. Continue Reading
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News
11 Oct 2024
Buildkite: CI/CD pipelines still a job for app developers
In an era of platform engineering, Buildkite and its high-scale users maintain that CI/CD pipelines and testing should remain the purview of app developer teams. Continue Reading
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Video
11 Oct 2024
Git commit message conventions and best practices
Never underestimate the power of a good git commit message. Need help writing one? Here are the commonly accepted git commit message guidelines and best practices. Continue Reading
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Video
10 Oct 2024
Spring profiles in Spring Boot tutorial
Ever struggle with the constant discrepancies between dev, UAT and production? Spring profiles make such configuration issues a thing of the past. Here's how they work. Continue Reading
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Feature
08 Oct 2024
Top 8 configuration management tools in DevOps
Configuration management tools ease the IT burden. Explore the top configuration management tools in DevOps, evaluate their features and consider key aspects that set them apart. Continue Reading
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Blog Post
04 Oct 2024
How do you change the Spring Boot startup banner?
Tired of seeing that Spring Boot banner pop up every time you redeploy your microservices? Here's how to turn it off. Or even better, customize it to your liking. Continue Reading
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Blog Post
03 Oct 2024
How the Spring @Profile annotation works
Everyone is used to configuring multiple properties files to support Spring profiles, but the Spring @Profile annotation allows you to control the Spring's dependency injection behavior at runtime too. Continue Reading
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Tip
23 Sep 2024
Amazon Bedrock vs. SageMaker JumpStart for AI apps
Amazon Bedrock and Amazon SageMaker JumpStart both provide AI models for applications. Bedrock offers readily available models, while JumpStart supports more customization. Continue Reading
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Tip
05 Sep 2024
A beginner's guide to cloud-native application development
Cloud-native applications have become ubiquitous in IT environments. Review key principles, patterns and developmental factors to keep in mind before creating a cloud-native app. Continue Reading
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Tip
29 Aug 2024
QAOps vs. DevOps: Important differences
QAOps represents an extension of DevOps that can help enterprises mature their software QA practices. Learn how QAOps can help DevOps-driven organizations zero in on quality. Continue Reading
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Opinion
27 Aug 2024
Decipher the true meaning of cloud native
The term 'cloud native' is a popular buzzword among IT pros, but what does it mean? Discover the meaning of cloud native, and learn why this concept is so difficult to define. Continue Reading
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Video
26 Aug 2024
Difference between the Spring Framework and Spring Boot
You can use the Spring Framework to build microservices without using Spring Boot, but should you? To answer that, you must know the difference between Spring and Spring Boot. Continue Reading
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Video
16 Aug 2024
How to deploy Spring Boot apps in AWS
You don't need a Kubernetes cluster to host your cloud-native Spring Boot microservices. Learn how to quickly deploy your Spring Boot applications in AWS using ECS and Fargate. Continue Reading
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Tip
14 Aug 2024
Follow these 8 best practices for cloud-native app development
The better your cloud-native development process is, the more efficient and reliable your application is likely to be. Follow these tips to bring your development practices to the next level. Continue Reading
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Video
13 Aug 2024
Standalone Spring Boot console apps with CommandLineRunner
Want to create a Spring Boot application that runs at the command line? It's easy. Simply implement the CommandLineRunner interface, and override the required run method. Here's how. Continue Reading
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Tip
08 Aug 2024
12 CI/CD best practices for DevOps teams
Building and maintaining a CI/CD pipeline requires more than just chains of automation. Adopt these CI/CD approaches to maximize your development and deployment efforts. Continue Reading
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Tip
26 Jul 2024
Compare cloud-native vs. cloud-based vs. cloud-enabled apps
While it's tough to make a clear distinction between cloud-native, cloud-based and cloud-enabled apps, they differ in terms of development practices, performance and other factors. Continue Reading
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Video
25 Jun 2024
My 2024 Scrum Guide updates
An update to Scrum's defining document is brewing. Here are 10 changes I'd like to see in a 2024 Scrum Guide. Continue Reading
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Tip
24 Jun 2024
5 principles of Agile project management
Through Agile project management, techniques such as self-management, self-organization and continuous delivery achieve benefits beyond the domain of software development. Continue Reading
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Blog Post
18 Jun 2024
Code a tic-tac-toe game in Java
The best way to learn to code? Code up some fun games from your childhood. Here's how to code the popular tic-tac-toe game in Java. Continue Reading
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Blog Post
17 Jun 2024
Git pull vs fetch: What's the difference?
Want to know the difference between git fetch and pull commands? This quick pull vs. fetch comparison explains how the two commands affect your working directory differently. Continue Reading
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Video
14 Jun 2024
Scrum methodology explained
Want to learn about the Scrum methodology? Then forget everything you think you know about Scrum because it's likely wrong. Continue Reading
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Video
06 Jun 2024
Is Scrum a framework or methodology?
There has always been debate in the Agile community over whether Scrum is a process, methodology or a framework. It might actually be none of them. Continue Reading
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Video
15 May 2024
Jira story vs. epic: What's the difference?
Anyone who has opened a Scrum board in Jira knows projects are organized into stories and epics. But what exactly is the difference between the two of them? Continue Reading
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Definition
29 Apr 2024
web application development
Web application development is the creation of application programs that reside on remote servers and are delivered to the user's device over the internet. Continue Reading
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Video
26 Apr 2024
MVP vs. prototype: What's the difference?
While some people mistakenly use the terms MVP and prototype interchangeably, there are key differences between a minimum viable product and a prototype for your product. Continue Reading
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Video
10 Apr 2024
Jira story vs. task: What's the difference?
To help teams progress from vision to implementation, Jira provides stories and tasks. Here's the difference between a Jira story and a task. Continue Reading
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Video
09 Apr 2024
Top REST API URL naming convention standards
There is no official REST URL naming standard. However, these 15 RESTful API naming conventions will help you create highly interoperable web services. Continue Reading
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Video
08 Apr 2024
Learn Jenkins: Tutorial for beginners
Jenkins is a popular open source CI/CD tool, and it's not hard to learn either. Learn to build your own CI/CD pipelines with this full Jenkins tutorial for beginners. Continue Reading
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Blog Post
04 Apr 2024
What is MVCC? How does multiversion concurrency control work?
Want to learn how multiversion concurrency control works? With a very simple MVCC example, we'll explain how to eliminate locks in databases including PostgreSQL and etcd. Continue Reading
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Video
02 Apr 2024
Undo and revert pushed Git commits
If you want to undo a git push, you have one of two options: revert or reset. It's safest to revert a pushed commit, but a reset is only to permanently delete a pushed commit. Continue Reading
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Video
01 Apr 2024
How to use Git's 'set upstream push' command
Need to fix the 'no upstream branch' error message? Then you need to run the 'git set upstream push' command. Here's how. Continue Reading
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Video
28 Mar 2024
Simple git stash example
The 'git stash' command is a powerful tool, but few developers know how to use it. Here's an example of how to create a Git stash and pop it back later. Continue Reading
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Video
27 Mar 2024
Do the 5 Scrum values really add value?
Do the Scrum Guide's five values really provide value as proponents claim? A scientific examination suggests they should be a lot more helpful to software development teams. Continue Reading
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Video
19 Mar 2024
Learn Maven tutorial for beginners
Apache Maven is the Java world's most popular build tool, and if you're a Java developer, it behooves you to learn it. This Maven tutorial will make you an expert in a hurry. Continue Reading
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Video
19 Mar 2024
Edit, change or amend the last Git commit message
When you need to edit a Git commit message, the amend command allows you to change the previous one. Continue Reading
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Video
12 Mar 2024
Learn how to use GitLab tutorial for beginners
GitLab is a complete CI/CD platform. But to really understand GitLab, you must also understand its namesake Git. This Git and GitLab tutorial will get you up to speed on both. Continue Reading
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Video
05 Mar 2024
Full Git and GitLab tutorial for beginners
This Git and GitLab tutorial is designed to get beginners up to speed quickly on how to use these CI/CD and DevOps tools to manage, merge and share code commits with other devs. Continue Reading
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Blog Post
04 Mar 2024
Best crash course to learn Jenkins from scratch
Need to learn Jenkins CI fast? This Jenkins tutorial will quickly get you up to speed on how to use the popular CI/CD tool. Continue Reading
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Blog Post
01 Mar 2024
How to git push an existing project to GitLab
Want to push a new project into an existing GitLab repository? Follow these steps, but beware one way that will work but might cause trouble on a shared repo. Continue Reading
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Video
28 Feb 2024
How to use the git remote add origin command
Need to connect a new project to a remote repo on GitHub, GitLab or Bitbucket? The git remote add origin command is the easiest way to do it. Continue Reading
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Blog Post
27 Feb 2024
Brackets vs braces vs parentheses: What's the difference?
Stop using the terms square brackets, round brackets and squiggly brackets. Use the terms braces, brackets and parenthesis instead. Here's the difference between them. Continue Reading
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Blog Post
25 Feb 2024
Set a Git stash message. Pop with a Git stash name
Developers need to name their git stashes and add a message if they want to easily identify them in the future. Here's how to pop and apply a specific Git stash by name. Continue Reading
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Video
23 Feb 2024
How to use the git init command
Follow this git init tutorial to create a local repository, add files to the repo and perform commits on your local machine as you get started with distributed version control. Continue Reading
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Blog Post
23 Feb 2024
How to list and show the git stash history
Show your shelved change history with git stash list and show. Continue Reading
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Blog Post
21 Feb 2024
Git branch rename: Command to change a branch name in Git
Here's a quick example that shows you how to rename a Git branch locally and remotely. The branch renaming commands and techniques work with GitHub, GitLab, Bitbucket and any cloud-based Git vendor. Continue Reading
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Blog Post
16 Feb 2024
git@github: permission denied (PublicKey) SSH error fix
Here are the three most common fixes to GitHub 'Permission denied (publickey)' SSH error. Continue Reading
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Video
08 Feb 2024
How to set a Git username and password in Git config
There's a way to stop Git from repeatedly asking you for a username and password. Just set your username and password in Git config. Continue Reading
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Video
07 Feb 2024
Git vs. GitHub: What's the difference?
Git and GitHub involve similar technology but are different in several important ways. Here's what you need to understand to get the most out of these key developer tools. Continue Reading
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Video
05 Feb 2024
Full Git and GitHub tutorial for beginners
Git is the most popular version control tool on the market, and GitHub is the most popular Git hosting service. This Git and GitHub course shows you how to use them together. Continue Reading
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Blog Post
02 Feb 2024
How to unstage a file in Git
Want to unstage a file in Git? Use the restore command. Other options to have Git remove a file from the staging index have unintended consequences you'd really rather avoid. Continue Reading
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Blog Post
30 Jan 2024
Quickly generate, add and setup GitLab SSH Keys
To connect Git operations securely to your GitLab repository, you will need to configure GitLab SSH keys both locally and remotely. Here's a quick example of how to do it. Continue Reading
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Blog Post
25 Jan 2024
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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News
23 Jan 2024
Docker Build Cloud claims speed boost for dev workflows
Docker ships a managed service that pushes container image builds to AWS and adds shared caches to customers' existing dev tools. Continue Reading
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Blog Post
19 Jan 2024
System, global and local Git config files on Windows and Linux
Ubuntu, Linux and Windows Git configuration files are an unwieldy mess. Or at least is seems that way when you realize it's contained in three uniquely named files and spread across three or four ... Continue Reading
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Blog Post
15 Jan 2024
Set your username and email in Git config
Avoid Git's fatal 'unable to auto-detect email' error and set your username and email address in Git config. This global git config example shows you how. Continue Reading