Meet JFlex, JFlex is a scanner generator for Java. A scanner generator will generate a scanner (a.k.a. lexer) for you instead of you having to write one yourself. JFlex is modeled ...

Use JFlex to Count Words, In the previous story we got to meet JFlex, a tool for generating lexers in Java. The example lexer was contrived, banal and not all that useful so let’s...

Trivia Kata: A Refactoring Story,Refactoring a legacy code can be a tricky business. More often than not, the code is not tested, unclear and contains some bugs. If not planned, th...

IntelliJでプロパティのnative2ascii変換をEclipse互換にする, IntelliJとEclipseのnative2ascii変換の違い IntelliJではSettingsのFile EncodingsでTransparent native-to-ascii conversionを...

How to become a better Java Developer in 2025? [with Resources],Disclosure: This post includes affiliate links; I may receive compensation if you purchase products or services from...

Running Selenium Automation Tests Using Selenide, IntelliJ, And Maven,There are a lot of tools in the market who uses Selenium as a base and create a wrapper on top of it for more ...

Ubuntu 18.04 install Java and Eclipse IDE, Requirements Download an JDK gz file. https://www.oracle.com/technetwork/java/javase/downloads/index.html Download Eclipse IDE installer ...

Setup of a Local Kubernetes and Istio Dev Environment,As developer I like to do as much development as possible locally, because it’s generally easier and faster to develop and de...

Which eclipse IDE shortcut/feature you wish you had known sooner?,Off lately, I have started using jUnit in eclipse and it continues to baffle me how little I know of my IDE and ho...

Recent Java Updates from IBM,In preparation for a Java conference, I’ve spent some time to catch up on the latest activities in the Java community. With Java EE’s move to Eclipse...

Opensource Android Code Snippets in Java,Android Code Snippets app is an open source app to help all Android app developers with ready to use code snippets written in Java. I creat...

Java LinkedList Tutorial with Examples, All the latest CodeGym lessons have been devoted to ArrayList. This data structure is very convenient and useful. It can handle plenty of ta...