This article provides a detailed tutorial on leveraging IntelliJ IDEA's Debug mode, covering UI components, basic shortcuts, variable inspection, expression evaluation, smart step‑into, breakpoint conditions, multithreaded debugging, frame dropping, interrupting execution, and JRebel activation for efficient Java development.
This guide explains why Java preview features are disabled by default, and provides step‑by‑step instructions with screenshots for configuring IntelliJ IDEA 2023.2 to enable the --enable-preview flag so you can run and test Java 21 preview language features.
This article explains how IntelliJ IDEA's built‑in REST Client provides all of Postman's features plus environment configuration, scriptable assertions, and request sharing, making API testing faster and more integrated within the IDE.
This article provides a complete, categorized collection of IntelliJ IDEA shortcut keys for Windows, accompanied by animated GIF demonstrations and explanations, covering build operations, text editing, cursor movement, selection, code folding, multi‑cursor editing, navigation, search, and other essential IDE functionalities.
This article introduces a curated list of IntelliJ IDEA plugins—including Codota, Key Promoter X, CodeGlance, Lombok, Alibaba Java Coding Guidelines, MybatisX, SonarLint, Save Actions, and more—along with configuration tips such as live templates and global settings to dramatically improve Java developers' coding efficiency.
Discover a comprehensive collection of IntelliJ IDEA Windows shortcuts, organized into 16 categories, complete with animated demonstrations, enabling developers to accelerate building, editing, navigation, refactoring, debugging, and version control tasks, ultimately enhancing productivity and mastering the IDE’s powerful features.
This guide compiles a comprehensive set of IntelliJ IDEA configurations and shortcuts—including SVN change indicators, multi‑project windows, Tomcat UTF‑8 fixes, import settings, compilation speed tweaks, global encoding, serialVersionUID generation, Maven/Tomcat setup, file exclusion, language injection, and quote wrapping—to streamline Java backend development.
This article introduces SonarLint, a static analysis IDE plugin for Java and other languages, explains its code‑quality features, shows how to install and use it in IntelliJ IDEA, compares it with SonarQube, and highlights related tools such as Alibaba’s Java coding guidelines.
This article explains how IntelliJ IDEA's Scratch Files and Scratch Buffers let developers quickly create temporary, language‑aware snippets for Java code, JSON, HTTP requests, HTML, CSS, SQL, XML and more, improving productivity by avoiding context switches and external editors.
This article provides a comprehensive reference of IntelliJ IDEA (Windows) shortcut keys, organized into 16 categories such as building, editing, navigation, debugging, refactoring, and version control, each accompanied by animated GIF demonstrations to illustrate the actions.
IntelliJ IDEA 2023.2 introduces a suite of enhancements—including a Run‑window profiler, inline return breakpoints, automatic test reruns for Gradle/Maven/JPS, WSL‑based Tomcat debugging, TLS‑enabled gRPC requests, Swagger and OpenAPI support, shared index generation, and numerous UI and code‑completion upgrades—streamlining Java development workflows.
IntelliJ IDEA's Kotlin Notebook plugin brings interactive notebooks to Kotlin, enabling developers to combine code, visualizations, and narrative in a single document, supporting rapid prototyping, data analysis, and AI workflows with seamless library integration and flexible execution controls.
This article introduces a curated collection of IntelliJ IDEA plugins—ranging from essential productivity tools and decorative themes to convenient utilities—explaining how each plugin can enhance Java development efficiency, streamline workflows, and improve code quality for backend engineers.
This guide walks you through adding the CheckStyle plugin to IntelliJ IDEA, configuring it with custom rule sets such as Alibaba's, running checks on Java classes, and troubleshooting common annotation, formatting, and import‑order errors to maintain consistent code standards.
This article provides a comprehensive collection of IntelliJ IDEA configuration tips covering SVN change visibility, opening projects in new windows, fixing Tomcat Chinese character encoding, adjusting import display, speeding up compilation, setting global file encodings, generating serialVersionUID, customizing code templates, and various other IDE shortcuts and settings.
This guide explains why IntelliJ IDEA can become sluggish due to low default JVM memory limits, shows how to view current usage, edit the custom VM options to raise -Xmx and related parameters, clear caches, and restart the IDE for a smoother development experience.
This guide explains why IntelliJ IDEA often feels sluggish due to low default memory limits, shows how to view current memory usage, and provides step‑by‑step instructions—including editing VM options, adjusting -Xmx and -Xms values, and clearing caches—to boost performance for Java developers.
This guide walks you through using IntelliJ IDEA Ultimate’s built‑in Profiler to analyze Java CPU and memory performance, covering quick start steps, visualizations such as hotspot maps, call trees, method lists, timelines, real‑time charts, and exporting results as .jfr and .hprof files.
This article explains how to import, configure, and run the CheckStyle plugin in IntelliJ IDEA, describes common annotation and formatting issues it detects, and provides practical tips for fixing import order, character spacing, and other style violations in Java projects.
This article walks through configuring and using IntelliJ IDEA for remote debugging of a Spring Boot microservice, covering JVM arguments for different JDK versions, IDEA setup, startup script adjustments, and practical pitfalls such as log location, code consistency, and drop‑frame effects.
Learn how to use IntelliJ IDEA Live Templates to automatically generate repetitive Java code, from simple snippets like for-loops to advanced templates with variable functions, Groovy scripts, and custom configurations, dramatically reducing manual typing and improving development efficiency.
This article explains how to set up Docker on Windows, integrate it with IntelliJ IDEA, build and run a Spring Boot application inside a container, and connect the containerized service to a Redis instance, including configuration, Maven plugin setup, and troubleshooting steps.
This guide introduces the Grep Console plugin for IntelliJ IDEA, detailing its features, download links, installation methods (online and offline), configuration options for log filtering and highlighting, and practical usage examples to help developers efficiently manage console output.
The article showcases several advanced IntelliJ IDEA debugger features—non‑suspend, exception, and dependent breakpoints, breakpoint restoration, custom object and list renderers, object marking, and reference/async stack trace tools—that enable backend developers to diagnose and resolve issues far more quickly and precisely than with basic debugging operations alone.
IntelliJ IDEA 2023.1 introduces a revamped UI with new split options, compact mode, and redesigned widgets, boosts performance through faster Maven imports and smarter indexing, adds background commit checks, enhances Java, Scala, and web development support, and improves overall user experience with scaling and AI‑powered search.
This article provides a comprehensive guide to the Grep Console IntelliJ IDEA plugin, covering its features, download links, online and offline installation methods, uninstallation steps, detailed configuration options for input filtering and highlighting, and a practical usage example.
This guide walks you through enabling the new UI in IntelliJ IDEA 2022.3 by accessing Settings, selecting the beta New UI option under Appearance & Behavior, confirming the change, and restarting the IDE to see the updated interface.
This article introduces the Grep Console IntelliJ IDEA plugin, outlines its key features for log filtering and styling, provides step‑by‑step instructions for online and offline installation, explains detailed configuration options, and demonstrates practical usage with example code and screenshots.
This guide explains how to install, activate, and configure JRebel and XRebel in IntelliJ IDEA to enable hot deployment for Java Spring Boot projects, covering offline mode, auto‑make settings, and usage of the performance analysis features.
This guide explains why IntelliJ IDEA may feel sluggish due to low default VM memory limits, shows how to check current memory usage, and provides three step‑by‑step instructions—including editing custom VM options and clearing caches—to boost performance for Java developers.
The article explains the drawbacks of excessively long classes—poor readability, difficult extension, redundant code, and violated responsibilities—and provides step‑by‑step refactoring techniques using IntelliJ IDEA to extract methods, move members, and create new classes for cleaner, maintainable code.
This article introduces IntelliJ IDEA optimization tips—including method separators, comment color, auto-import, case‑insensitive completion, and disabling project reopening—plus a curated list of useful plugins such as TranslationPlugin, Rainbow Brackets, CodeGlance, BackgroundImagePlus, Power‑Mode, and Alibaba Java Coding Guidelines to boost Java development productivity.
This guide introduces fifteen essential IntelliJ IDEA plugins and configuration tweaks—ranging from smart code completion and shortcut hints to code quality checks and UI enhancements—that together can dramatically speed up Java development and improve code quality.
This article presents a curated list of 30 IntelliJ IDEA plugins, organized by categories such as installation guide, highly recommended tools, decorative themes, and convenient utilities, each with brief descriptions and screenshots to help developers enhance their Java development workflow.
This short guide explains how to configure IntelliJ IDEA to automatically add required imports and remove unused ones, saving time during development by enabling the Auto Import options in the Settings → General panel.
Discover 30 practical IntelliJ IDEA shortcuts and settings—from viewing code history and adjusting memory to leveraging AI-powered Tabnine, managing Maven dependencies, and customizing the IDE appearance—that can dramatically boost your development speed and streamline daily Java programming tasks.
IntelliJ IDEA 2022.3 introduces a refreshed UI, a universal Settings Sync solution, native WSL 2 project handling, enhanced Spring Bean autowiring, OpenAPI generation, full Redis support, improved intent previews, Search Everywhere, Java 19 features, Maven plugin changes, and numerous editor and user‑experience refinements, all aimed at boosting developer productivity.
IntelliJ IDEA 2022.3 introduces a new UI preview, a unified Settings Sync solution, native WSL 2 project handling, enhanced Spring Bean autowiring and OpenAPI generation actions, and long‑awaited Redis support, along with numerous usability improvements across the IDE.
This guide explains how Java developers can install Graphviz and the PlantUML plugin in IntelliJ IDEA, configure environment variables, and create UML sequence and class diagrams directly within the IDE, including code examples and troubleshooting tips.
This guide introduces twelve essential IntelliJ IDEA plugins—including Lombok, Free MyBatis, Translation, Alibaba Java Coding Guidelines, GenerateAllSetter, SequenceDiagram, CheckStyle‑IDEA, JRebel/XRebel, Codota, GsonFormat, Rainbow Brackets, and CodeGlance—that dramatically improve Java coding efficiency, reduce boiler‑plate, and streamline development workflows.
This article introduces twenty highly useful IntelliJ IDEA plugins—including Key Promoter X, Lombok, MyBatisX, RestfulFastRequest, PlantUML, SequenceDiagram, GsonFormatPlus, and many others—explaining their core features, typical usage scenarios, and how they can boost Java developers' productivity while avoiding plugin overload.
This guide walks you through creating XEChat‑Idea, a Netty‑based instant messaging and game‑battle plugin for IntelliJ IDEA, covering project structure, environment setup, build commands, server deployment, plugin configuration, packaging, and installation steps.
This article introduces XEChat‑Idea, a Netty‑based instant messaging and game‑battle plugin for IntelliJ IDEA, detailing its features, project structure, required environment, step‑by‑step build, run and deployment instructions for both the server and the IDEA plugin, and how to install it locally.
IntelliJ IDEA 2022.2 introduces extensive remote development upgrades, JetBrains Runtime 17, full Spring 6/Boot 3 support, numerous UI enhancements, language‑specific inspections for Java, Kotlin, Scala, Docker integration improvements, and security features, delivering a faster, more stable development experience.
The article describes a Java developer's experience with severe IntelliJ IDEA slowdown, outlines several configuration changes, plugin management steps, JDK selection, and a multithreaded code fix that together resolve high CPU usage and improve IDE responsiveness.
This guide walks you through installing the XEChat IDEA plugin, using its instant‑messaging and game features, deploying the Netty‑based server with Maven, and exploring the source code to understand its architecture and command‑line interactions.
This guide explains how to adjust IntelliJ IDEA's maximum memory and JVM options via the Help menu, helping Java developers balance performance and resource usage by editing the visual "Change Memory Setting" and the underlying "Edit Custom VM Options" configuration files.
IntelliJ IDEA 2022.2 beta introduces a split remote‑development architecture, full Spring 6 and Spring Boot 3 support, global font‑size shortcuts, clickable URLs in config files, an experimental GraalVM native debugger, enhanced bean‑validation handling, upgraded Kubernetes/Docker, and numerous IDE improvements for Java developers.
This tutorial explains how to install and use the Squaretest IntelliJ plugin to automatically generate unit test methods for Java classes, covering setup, template selection, generated code examples, handling of getters/setters, and tips for achieving high test coverage quickly.
Learn how to enable IntelliJ IDEA’s built‑in Docker plugin, configure remote Docker connections, manage images and containers, build custom Docker images from a SpringBoot project, and deploy the application using Docker Compose—all without leaving the IDE.
This guide explains how to download the IntelliJ IDEA 2022.1 EAP, enable the experimental UI flag, select the New Dark color scheme, and apply the new UI, while noting version requirements and how to export the settings to other versions.
This guide explains how to share and synchronize IntelliJ IDEA (or other JetBrains IDE) settings between different computers using the Settings Repository or the Settings Sync plugin, covering prerequisites, configuration steps, synchronization behavior, and handling of read‑only repositories.
The article compares JetBrains’ IntelliJ‑based IDEs with Microsoft’s VS Code, examining their differing philosophies, feature depth, performance, and real‑world developer workflows, and concludes that while VS Code poses a serious challenge, it is unlikely to replace full‑featured IDEs.
This guide explains how to adjust IntelliJ IDEA's maximum heap size and edit custom VM options to achieve a better balance between performance and overall system memory usage, based on insights from previous IDEA performance testing.
This tutorial walks you through downloading the latest IntelliJ IDEA version, opening the registry, enabling the experimental UI flag, and restarting the IDE to experience JetBrains' brand‑new UI without needing to apply for the preview.
This guide explains why Java Stream debugging can be challenging, introduces the built‑in Java Stream Debugger plugin for IntelliJ IDEA, and walks through a sample code snippet showing how to visualize each pipeline step to quickly identify issues.
This guide introduces the RestfulFastRequest plugin for IntelliJ IDEA, walks through its installation, configuration, and key features such as request generation, header management, JSON validation, CURL export, API navigation, and seamless integration with Postman, helping developers streamline RESTful API testing.
This guide introduces a curated set of IntelliJ IDEA plugins and configuration tweaks—including Codota, Key Promoter X, Lombok, and custom live templates—that together can dramatically accelerate Java development workflow and improve code quality.
Discover a comprehensive guide to supercharging your Java development in IntelliJ IDEA, featuring 15 essential plugins, custom live templates, and global configuration tweaks that together can dramatically boost coding efficiency and code quality.
After installing IntelliJ IDEA, applying a curated set of plugins—such as Codota, Key Promoter X, Lombok, and SonarLint—and customizing live templates and global settings can dramatically improve Java development productivity, code quality, and overall workflow efficiency.
This guide explains how to configure default project settings in IntelliJ IDEA—including JDK, Maven, SDK, run templates, and project templates—so you can streamline the creation of new Java projects without repetitive manual setup.
After switching to an M1‑based MacBook Pro, many developers experience sluggish IntelliJ IDEA performance, but selecting the proper Apple‑silicon IDEA build and an ARM‑compatible JDK resolves the issue.
This comprehensive guide lists every essential IntelliJ IDEA Windows shortcut, organized into 16 categories with clear descriptions, animated GIF demonstrations, and practical tips to boost your Java development productivity.
IntelliJ IDEA 2022.1 introduces a Dependency Analyzer for conflict resolution, an enhanced New Project wizard, a dedicated Notifications tool window, extensive language and framework support—including Java 18, Kotlin 1.6.20, Go microservices, Kubernetes, and improved security scanning—plus numerous usability upgrades such as uniform tab splitting, UML export formats, and a Gradle progress bar.
This guide explains how to share and synchronize IntelliJ IDEA (or other JetBrains IDE) settings across multiple computers using either the Settings Repository or the Settings Sync plugin, covering prerequisites, configuration steps, and tips for handling conflicts and automatic syncing.
This article explains why and how to deliberately throw exceptions during Spring Boot development to test transaction rollbacks and global error handling, comparing a manual approach with IntelliJ IDEA's built‑in "Throw Exception" debugging feature.
This article compiles all IntelliJ IDEA Windows shortcut keys, organized into 16 categories, and provides animated GIF demonstrations for over 90% of the shortcuts, enabling developers to quickly understand and apply each key combination to improve coding efficiency and navigation within the IDE.
IntelliJ IDEA 2022.1 introduces a Dependency Analyzer for conflict resolution, an enhanced New Project wizard, a revamped Notifications tool window, Java 18 and Kotlin 1.6.20 support, Go microservice tooling, Spring Data Mongo improvements, .proto and gRPC enhancements, Kubernetes integration, and a Gradle progress bar, offering developers a richer, more efficient coding experience.
This guide explains how IntelliJ IDEA’s Reset Frame (or Drop Frame in older versions) lets you roll back to a previous stack frame during Java debugging, shows when it works, provides code examples, and clarifies version differences.
This guide walks you through configuring IntelliJ IDEA's File and Code Templates and Live Templates to automatically generate class and method Javadoc comments, including author, date, @param, and @return tags, with step‑by‑step screenshots, Groovy scripts, and a Q&A section.
This article shares a step‑by‑step troubleshooting guide for IntelliJ IDEA performance issues, covering vmoptions adjustments, disabling inspections, removing unused plugins, selecting the proper JDK version, and fixing a problematic infinite loop in Java code to reduce CPU consumption.
This article introduces the Jump To Line plugin for IntelliJ IDEA, explaining how installing it adds a draggable yellow arrow during debugging that lets you instantly jump execution to any line of code, dramatically improving debugging efficiency.
IntelliJ IDEA 2022.1 Beta 2 introduces Java 18 support, new @snippet Javadoc tags, enhanced switch pattern‑matching, updated JUnit 5 annotations, and editor inspections that alert developers to formatting mismatches, helping Java developers stay up‑to‑date with the latest language and tooling features.
Learn how to use IntelliJ IDEA's conditional breakpoints to pause a Java loop at a specific iteration, eliminating the need for repetitive stepping and streamlining complex debugging scenarios, ultimately improving development efficiency.
This step‑by‑step guide shows how to configure JDK 1.8 and Maven 3.6.2, create a new Spring Boot project in IntelliJ IDEA using Spring Initializr, examine the generated pom.xml, add a simple HelloController, and verify that the application runs successfully.
This guide explains how to set up IntelliJ IDEA class and method Javadoc templates using File and Code Templates and Live Templates, including the required abbreviation, description, template text, applicable contexts, and custom Groovy scripts for automatically generating @param and @return annotations.
This article demonstrates how IntelliJ IDEA’s F2, Alt+Enter, and Shift+Alt+Enter shortcuts can quickly locate errors or optimization opportunities in Java code, offering step‑by‑step examples and animated GIFs that illustrate the refactoring process for cleaner, more elegant code.
This guide walks through downloading the RocketMQ source, importing it into IntelliJ IDEA, configuring ROCKETMQ_HOME, adjusting configuration files, launching the NameServer and Broker, and testing message production and consumption to establish a complete local debugging environment.
This guide walks you through fifteen indispensable IntelliJ IDEA plugins and configuration tweaks—ranging from smart code completion and shortcut hints to code quality checks and UI customizations—that together can dramatically accelerate Java development and streamline daily coding tasks.
This article introduces the Alibaba Java Coding Guidelines plugin for IntelliJ IDEA, explains its rule set and detection modes, and provides step‑by‑step instructions for installing and using the plugin to automatically enforce coding standards in Java projects.
BetterIntelliJ, a plugin that falsely promises to crack IntelliJ IDEA until 2099, has been exposed as malware; JetBrains warns users to stop sharing it and provides a simple three‑step guide to uninstall the dangerous plugin from the IDE.
This article introduces four powerful IntelliJ IDEA debugging techniques—log evaluation at breakpoints, field breakpoints, exception breakpoints, and method breakpoints—providing step‑by‑step instructions, code examples, and screenshots to help Java developers debug more efficiently without cluttering their code with temporary prints.
This tutorial explains how to install Docker, configure remote access, create a Spring Boot project in IntelliJ IDEA, add Dockerfile and Maven settings, build a Docker image, run the container, and verify the application through a browser and log inspection.
IntelliJ IDEA's Stream Trace feature allows developers to visualize each step of Java Stream operations during debugging, showing element counts, intermediate results, and object details, with split and flat modes, demonstrated through a sample code that filters strings by length.
This tutorial demonstrates how to leverage IntelliJ IDEA's diagram feature to view, filter, and explore inheritance and interface implementation relationships of Java Servlet classes, including customizing the diagram, inspecting class members, and navigating source code directly from the visual representation.
This article demonstrates how to use IntelliJ IDEA's diagram feature to view, clean up, and explore the inheritance and interface implementation relationships of Java Servlet classes, including tips for filtering classes, inspecting members, zooming, and adding additional classes to the diagram.
This article demonstrates how to leverage IntelliJ IDEA's diagram feature to clearly view, customize, and explore the inheritance and interface implementation hierarchy of Java Servlet classes, including removing irrelevant nodes, inspecting members, adding extra classes, and jumping directly to source code.
This article provides a comprehensive collection of IntelliJ IDEA keyboard shortcuts for both Windows and macOS, organized by key combinations such as Ctrl, Alt, Shift, and their combinations, includes tables of shortcuts, usage explanations, and a link to a high‑resolution PDF for printing.
This article presents a curated list of essential IntelliJ IDEA plugins and configuration tweaks—ranging from AI‑powered code completion to code style enforcement and UI enhancements—that can dramatically improve Java developers' productivity and code quality.
This guide presents fifteen essential IntelliJ IDEA plugins—from code completion and shortcut hints to code quality checks and live templates—that dramatically streamline Java development, improve code readability, enforce standards, and boost overall productivity for developers.
This guide explains step‑by‑step how to set up class and method comment templates in IntelliJ IDEA, including creating file and live templates, configuring parameters, adding Groovy scripts for @param and @return generation, and verifying the generated Javadoc comments for Java files.
Discover a curated list of 15 essential IntelliJ IDEA plugins and configuration tweaks—including Codota, Lombok, SonarLint, and live templates—that dramatically streamline Java development, improve code quality, and accelerate daily workflow.
This article introduces IntelliJ IDEA’s Scratch files and Scratch buffers, explaining how they provide temporary, fully‑featured code or note containers that improve development efficiency by eliminating the need to switch between multiple tools.
This guide shows how to configure IntelliJ IDEA to automatically insert class and method Javadoc comments using file and code templates and live templates, including custom Groovy scripts for @author, @date, @param, and @return annotations.
This guide walks you through fifteen essential IntelliJ IDEA plugins—from AI‑driven code completion and shortcut hints to code quality checks—and shows how to create custom live templates and tweak global IDE settings, dramatically increasing Java development efficiency.
Google delays its office‑return plan and grants US staff a $1,600 bonus, while a severe Apache Log4j2 remote‑code‑execution flaw affecting many Java projects is disclosed with mitigation steps, and IntelliJ IDEA introduces built‑in audio‑video chat for collaborative coding.
After upgrading IntelliJ IDEA to version 2021.3, Maven 3.8.1 blocks HTTP repositories by default, causing private‑repo download failures, but you can resolve the issue by adjusting the Maven settings or switching to HTTPS.
This article introduces five powerful IntelliJ IDEA debugging techniques—including conditional breakpoints, drop‑frame navigation, multithread control, remote debugging, and on‑the‑fly expression evaluation—to help Java developers efficiently locate and fix bugs in complex codebases.
This guide explains the prerequisites, installation, and step‑by‑step process for using IntelliJ IDEA’s Code With Me plugin to create invitation links, set visitor permissions, and enable real‑time collaborative editing, including screenshots of each stage and notes on ending sessions.
This guide shows how to use IntelliJ IDEA's diagram feature to view, customize, and explore inheritance and interface implementation relationships of Java Servlet classes, including filtering, expanding details, and navigating source code.
