Development tools for continuous software delivery
Software developers build applications faster when they have the right tools. Review the essential tools every software developer needs, such as Git, Jenkins, IDEs such as Eclipse and build tools including Maven and Gradle. Also, gain insight into how AI and machine learning are pushing software development tool capabilities to new levels to help developers generate quality code.
Top Stories
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Quiz
16 Sep 2025
More AWS Cloud Practitioner practice exam questions
Ready to take the next step in your cloud career? These AWS cloud practitioner practice exam questions will test your knowledge about key AWS services and capabilities. Continue Reading
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Quiz
04 Sep 2025
10 questions for AWS Certified Cloud Practitioner exam prep
Technical IT professionals could benefit from an AWS Certified Cloud Practitioner certification on their resume. These 10 questions can help gauge your exam readiness. Continue Reading
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Blog Post
02 Oct 2025
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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Blog Post
30 Sep 2025
Install the Eclipse IDE on Windows video tutorial
Need to install the Eclipse IDE on Windows? This quick video tutorial shows you how to install Eclipse and build your very first Java application in the popular, open-source IDE. Continue Reading
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Blog Post
30 Sep 2025
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
30 Sep 2025
GitHub Desktop Tutorial for beginners
Need to learn how to use GitHub Desktop? This quick and thorough GitHub Desktop tutorial for beginners will teach you all the fine points of source code management both locally and in the cloud. Continue Reading
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Blog Post
29 Sep 2025
How to discard local changes in Git
Don't overlook a file or two when you attempt to remove and discard local, uncommitted changes in Git. Learn how to locally revert and remove uncommitted changes to files in Git properly. Continue Reading
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Blog Post
25 Sep 2025
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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Blog Post
25 Sep 2025
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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Blog Post
23 Sep 2025
Git reset hard vs. soft: What's the difference?
Both hard and soft git reset commands manipulate the commit history. Where soft vs. hard git reset commands differ is by how they impact the index and the local filesystem. Continue Reading
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Blog Post
22 Sep 2025
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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Blog Post
22 Sep 2025
How to delete local and remote Git branches
There's no single Git command that will delete a remote and local Git branch. But these two commands will get the job done. Need to delete remote and local Git branches? Here's how to do it. Continue Reading
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Blog Post
22 Sep 2025
Create your first Python AWS Lambda function in minutes
Want to quickly create an AWS Lambda function in Python? This quick Python and AWS tutorial shows how to develop, test and deploy your first Python Lambda function in just a few minutes. Continue Reading
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Blog Post
20 Sep 2025
How to git push an existing project to GitHub
If you start development before you set up version control, you may need to push your development project to an existing GitHub repo. This Git and GitHub example shows you the fastest way to ... Continue Reading
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Blog Post
19 Sep 2025
(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
17 Sep 2025
How to clone a specific git commit
Need to git clone a specific commit? There's no single command to do it, but clever use of branch and reset commands makes it possible to clone a single, specific git commit. Continue Reading
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Blog Post
16 Sep 2025
How to install Git on Windows
Need to install Git on Windows? This quick Git install tutorial shows you how to quickly download, install and configure Git on Windows 10. Continue Reading
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Quiz
16 Sep 2025
More AWS Cloud Practitioner practice exam questions
Ready to take the next step in your cloud career? These AWS cloud practitioner practice exam questions will test your knowledge about key AWS services and capabilities. Continue Reading
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Blog Post
14 Sep 2025
How to create a Git repository
To get started with Git, you need a git repository. This quick tutorial will show you how to use "git init" to quickly create a git repo on your local machine. Continue Reading
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Blog Post
13 Sep 2025
The git add command for beginners
The Git index, along with the need to use the "git add" command before performing a commit, is often a source of confusion for beginners. These "git add" examples will make things clear. Continue Reading
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Blog Post
13 Sep 2025
How to amend a git commit
The easiest way to undo a git commit is with the git commit --amend command. This quick tutorial will show you how to quickly amend any Git commit. Continue Reading
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Quiz
04 Sep 2025
10 questions for AWS Certified Cloud Practitioner exam prep
Technical IT professionals could benefit from an AWS Certified Cloud Practitioner certification on their resume. These 10 questions can help gauge your exam readiness. Continue Reading
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Video
03 Sep 2025
Amazon Bedrock tutorial for agentic AI in AWS
Looking to build an AWS-based agentic AI application? Then look no further than Amazon Bedrock and it's machine learning capabilities. Continue Reading
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Video
03 Sep 2025
Free website hosting with GitHub Pages tutorial
Looking for free website hosting? For a low traffic site, few options are as reliable and easy to use as GitHub Pages. Continue Reading
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Definition
03 Sep 2025
What is Capability Maturity Model (CMM)?
The Capability Maturity Model (CMM) is a methodology used to develop and refine an organization's software development process. Continue Reading
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Blog Post
02 Sep 2025
How to git clone a specific branch
Need to git clone a single, specific branch? In this quick example, we show you how to git clone a specific branch to help save your builds time and space. Continue Reading
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Blog Post
01 Sep 2025
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
31 Aug 2025
Git push new local branch to remote
Did you create a new Git branch? Need to push that local Git branch to a remote repo like GitHub, BitBucket or GitLab? This example shows you how to git push new local branches remotely. Continue Reading
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Blog Post
31 Aug 2025
GitKraken tutorial for beginners
Who needs a GitKraken crash course? For those who want a top-tier Git GUI tool that can help accelerate software development, this GitKraken tutorial for beginners is for you. Continue Reading
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Blog Post
30 Aug 2025
False positives vs false negatives in machine learning
What's the difference between a false positive and a false negative? It's an abstract concept in statistics, but it can have deathly implications in real world applications. Continue Reading
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Blog Post
29 Aug 2025
Sourcetree tutorial for beginners
Need to learn Sourcetree and Bitbucket? This complete Bitbucket and Sourcetree tutorial will help you quickly master these industry leading Git tools. Continue Reading
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Blog Post
28 Aug 2025
The good, bad and ugly of vibe coding -- and where it wins
Vibe coding seeks a natural rhythm where human insight and artificial intelligence create something better than either could produce alone. But only if developers stay in the driver's seat. Continue Reading
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Tip
26 Aug 2025
Developers and vibe coding: 4 survival tips in the AI age
Programmers can stay a step ahead of AI agents and vibe coding by focusing on four areas: precise AI prompts, a broad architectural perspective, keen analysis and imagination. Continue Reading
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Video
25 Aug 2025
Deploy apps faster with this AWS Elastic Beanstalk tutorial
AWS Elastic Beanstalk simplifies the deployment of Python, Ruby and Node.js applications. This tutorial shows how to quickly launch applications without complex setup procedures. Continue Reading
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Blog Post
23 Aug 2025
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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Tutorial
22 Aug 2025
Vibe coding tutorial with Replit and GitHub Copilot
Vibe coding, or using AI agents to create application code, is all the rage today. This video tutorial shows how it works using popular AI tools Replit and GitHub Copilot. Continue Reading
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Video
21 Aug 2025
Transfer out of GoDaddy and into Amazon Route 53
If you're using AWS for API gateways and S3 buckets, it makes sense to host your domain there as well. Here's how to transfer out of GoDaddy and into Amazon Route 53. Continue Reading
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Definition
12 Aug 2025
What are functional requirements?
Functional requirements are the desired operations of a program or system. Continue Reading
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Blog Post
08 Aug 2025
What is Maven in Java? Crash course tutorial for beginners
Need to learn Apache Maven fast? This crash course Maven tutorial will quickly get you up to speed on the popular, open-source, Java build tool. Continue Reading
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Video
08 Aug 2025
Java, Spring Boot and AWS' Elastic Beanstalk
Think Java and Spring Boot applications are cumbersome to deploy? Let's let Amazon's Beanstalk put that myth to rest. Continue Reading
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Definition
08 Aug 2025
What is a private API?
A private API is an application programming interface that's designed for use within an organization and not for external consumption. Continue Reading
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Blog Post
07 Aug 2025
How to login to Docker with a Docker Hub access token
Have you been snared by Docker's "unauthorized: incorrect username or password" error when you login at the command line? Here's how to generate an access token in Docker Hub and fix it. Continue Reading
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Blog Post
03 Aug 2025
Java and AI: Platform evolution or ecosystem extinction?
In this age of AI agents and vibe coding, does the Java platform still matter? Yes, and it's not going anywhere, for three big reasons. Continue Reading
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Blog Post
03 Aug 2025
How to rename a Git branch
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
01 Aug 2025
Clean Git up! Prune branches and shrink your Git repository
There comes a time where you must clean up Git branches, commits and the repository as a whole. Here we show you how to compact your Git repo and keep things clean. Continue Reading
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Blog Post
31 Jul 2025
How to 'undo a git add' before you commit
Want to unstage a file in Git? Use the restore command. Other options to have Git unstage a file from the index have unintended consequences you'd really rather avoid. Continue Reading
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News
29 Jul 2025
What Amazon Q prompt injection reveals about AI security
Experts say a malicious prompt injection in the Amazon Q extension for VS Code doesn't represent a fundamentally new threat, but reflects how AI amplifies security risks. Continue Reading
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Definition
21 Jul 2025
What is Java Development Kit (JDK)?
The Java Development Kit (JDK) is a development environment for building Java applications and applets that can then run on any Java Virtual Machine (JVM). Continue Reading
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Blog Post
18 Jul 2025
How to use Java's var keyword
While the use of var in Java brings inferred typing to the platform, it does not negate Java's dedication to strong typing. Here's how the Java var keyword works, along with simple examples of how ... 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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Blog Post
13 Jul 2025
How to enable Java 21 preview features
Java 21 includes numerous highly anticipated preview features including String templates, scoped variables and unnamed classes. Here's how to enable Java 21 preview features on your JDK. Continue Reading
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Tip
11 Jul 2025
Spring, Quarkus or Jakarta EE? How to choose a Java framework
Choosing a Java framework is not about which one is best, it's about accepting their tradeoffs of stability, flexibility and complexity. Here's how to evaluate each vs. your needs. 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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News
08 Jul 2025
Knime updates framework for agentic AI development
The open source analytics vendor is keeping up with competitors by providing features aimed at enabling users to create cutting-edge applications capable of autonomous action. Continue Reading
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Tip
27 Jun 2025
12 DevSecOps tools to secure each step of the SDLC
DevSecOps tools integrate security throughout development. These 12 options enhance workflows from coding to deployment without slowing teams down. Continue Reading
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News
26 Jun 2025
Vibe coding with AI sparks debate, reshapes developer jobs
The 'vibe coding' catchphrase shows that GenAI is transforming software developer jobs -- but just how much change is coming? It depends on who you ask. Continue Reading
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Tip
12 Jun 2025
The case against vibe coding
Is vibe coding a bad idea for enterprises? AI can produce results faster than manual coding, but its benefits eventually unravel due to hidden costs and complexities. Here's why. Continue Reading
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News
11 Jun 2025
DevOps pros eye Datadog developer portal for ITSM
DataDog advances onto Atlassian and ServiceNow's turf with a self-service developer portal that draws on real-time data about the observed state of IT resources. Continue Reading
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Tutorial
30 May 2025
An introduction to LLM tokenization
Users interact with LLMs through natural language prompts, but under the hood these AI models are based on LLM tokenization. Expand your AI knowledge and skills with this tutorial. Continue Reading
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Tip
29 May 2025
11 tools that facilitate developer productivity
Development teams have a better experience when they use tools that integrate well together and facilitate collaboration. Continue Reading
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Tip
29 May 2025
Comparing low-code vs. traditional development
The lines between low-code and traditional development aren't always clear. Compare the pros and cons of each approach to judge which makes sense for your organization. Continue Reading
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Video
28 May 2025
Spring Boot, Model Context Protocol tutorial in Java
Model Context Protocol is the most innovative LLM integration technology to date. Here's how to create Java-based, Spring Boot MCP components for ChatGPT and Cursor AI. Continue Reading
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Blog Post
20 May 2025
How to use the Google Chrome color picker extension
Want to select a color from an image on a webpage? Or an HTML element? Here's how to use the Google Chrome color picker extension that comes packaged as part of the browser's built-in DevTools. 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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Video
05 May 2025
Learn JavaFX tutorial
Did you think desktop development in Java was dead? Hardly. This JavaFX crash course explains the basics and walks through an example of modern Java desktop GUI development. Continue Reading
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Blog Post
04 May 2025
Deprecated vs depreciated: What's the difference?
Did you just hear someone say a method was depreciated? They probably mean deprecated. Here's the difference between the two. Continue Reading
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Video
30 Apr 2025
How to use Claude Desktop tutorial for beginners
Looking for an alternative to ChatGPT? There are many, but Anthropic's Claude Desktop app experience makes it an LLM alternative worth trying. Continue Reading
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Tutorial
28 Apr 2025
How to build an AI agent tutorial with example
How do AI agents work? Are they like cron jobs? This walkthrough explains what AI agents can do, the basic principles that apply, and how to build your own AI agent using ChatGPT. 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
28 Apr 2025
The state and future of Java desktop application development
In today's world of web application development and SaaS, what does the future hold for Java desktop applications? It's brighter than you might think. Continue Reading
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News
22 Apr 2025
Docker plans Model Context Protocol security boost
Docker said it plans new tools integrating the emerging agentic AI standard protocol into existing workflows, including security controls. Continue Reading
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Tutorial
21 Apr 2025
Get started with Java and AI: A guide to LLM integration
Want to unlock the power of AI in your Java applications? This walkthrough guides you on how to use OpenAI and Java with large language models to unlock powerful new capabilities. Continue Reading
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News
18 Apr 2025
Availity eyes GitLab Duo with Amazon Q for code refactoring
The healthcare network's release engineering team is testing the new AI agent pairing to help with code consolidation, modernization and risk mitigation. Continue Reading
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News
17 Apr 2025
JetBrains, GitHub add coding agents to IDEs
Coding agents that can take on whole tasks with a natural language prompt are now tied in with widely used IDEs, including a JetBrains free tier. Continue Reading
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Video
10 Apr 2025
How to use GitHub Copilot tutorial
Want to quickly learn how to develop advanced applications without writing a line of code? This GitHub Copilot tutorial shows how to start with the popular AI coding assistant. Continue Reading
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Video
09 Apr 2025
How a Java HashMap internal implementation works
One of the most commonly asked advanced Java interview questions is: How does a HashMap work internally? If you want to grok the interview, you'll need to know these details. Continue Reading
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News
09 Apr 2025
Google intros agent building tools and an agent protocol
The tech giant introduced a new agent development kit. It also introduced enhanced reasoning capabilities and new features for its multimodal models. Continue Reading
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Video
02 Apr 2025
SonarQube code coverage tutorial for beginners
Most software bugs follow common patterns that continuous inspection tools identify before production deployment. If you're not already using SonarQube, here's how to get started. Continue Reading
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Blog Post
29 Mar 2025
Why is the Bootstrap grid system 12 columns wide?
Ever wonder why they created a 12-column Bootstrap grid system, and not 10 or 15? It's the same reason there's 60 seconds in a minute, or 360 degrees in a circle. Continue Reading
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Tip
25 Mar 2025
GitHub Copilot vs. ChatGPT: How do they compare?
Copilot and ChatGPT are generative AI tools that can help coders be more productive. Learn about their strengths and weaknesses, as well as alternative coding assistants. Continue Reading
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Video
21 Mar 2025
Introduction to JavaFX tutorial for beginners
Did you think desktop development in Java was dead? Far from it. Here's how JavaFX has brought desktop programming in Java back to life. Continue Reading
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News
18 Mar 2025
Prompt engineering takes shape for devs as agentic AI dawns
Real-world best practices are emerging at companies such as LinkedIn, Oracle and AWS, and agentic AI is poised to fundamentally alter the day-to-day work of software engineers. Continue Reading
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Video
14 Mar 2025
Camel case vs. pascal case vs. snake case vs. kebab case
Want to know the differences between common code naming conventions like camel case, pascal case, snake case and kebab case? This quick tutorial has all the answers. Continue Reading
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Feature
13 Mar 2025
Java's naming conventions
Ever wonder what the difference is between snake case and camel case, and what are the rules to use them? Here's how to properly apply common naming conventions in Java. Continue Reading
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Video
06 Mar 2025
How to get an OpenAI API key for ChatGPT
You don't need a browser to query ChatGPT; you can do it programmatically with an OpenAI API. Follow this seven-step process to get your ChatGPT API key. Continue Reading
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Definition
21 Feb 2025
What is continuous deployment (CD)?
Continuous deployment (CD) is a strategy for software development and releases in which every code change is automatically run through a pipeline of tests and inspections before being pushed into production. Continue Reading
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Tip
21 Feb 2025
Why use JavaFX in 2025?
As a modern GUI framework, JavaFX is alive and kicking with a very broad community and many active projects. Here are some resources to deepen your knowledge and spark inspiration. 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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Video
18 Feb 2025
Run Llama LLMs on your laptop with Hugging Face and Python
How hard is it to run a large language model within a Python program? With a little help from PyTorch and the Hugging Face API, it's not hard at all. Continue Reading
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Definition
11 Feb 2025
What is application lifecycle management?
Application lifecycle management (ALM) is the process of managing a software lifecycle from creation to its end of life. Continue Reading
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Video
10 Feb 2025
How to install Visual Studio Code for Java
What's your favorite IDE? Most Java developers say Eclipse or IntelliJ, but TypeScript and Python devs often say VS Code. Maybe it's time to give Visual Studio Code for Java a try? 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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Video
17 Jan 2025
Install Maven on Windows
Want to get started with Maven? This step-by-step guide shows you how to install Apache Maven and build your first Java application. 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
10 Jan 2025
Swing vs. JavaFX: Compare Java GUI frameworks
Swing has been used with Java GUIs since 1998, but there are good reasons to adopt JavaFX instead. Here's how to know which to choose for your next Java project. 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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Tip
09 Jan 2025
Reverse proxy vs. load balancer: How do they compare?
If reverse proxies were plantains, load balancers would be bananas. Despite surface similarities, the two services work in different ways and support varying use cases. Continue Reading
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Video
16 Dec 2024
Inversion of control vs. dependency injection
This video tutorial explains the relationship between dependency injection and inversion of control as well as how they underpin the Spring framework. Continue Reading
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News
11 Dec 2024
Devs get first look at next Google Gemini model
Google Gemini 2.0 Flash makes its first appearance in Google developer tools, boasting updated multimodal features and fresh training for agentic workflows. Continue Reading