A guide to Java for loops: A guide to Java for loops sethkenlon Fri, 01/20/2023 – 03:00 In programming, you often need your code to iterate over a set of data to process each item individually. You use control structures to direct the flow of a program, and the way you tell your code what …
A 4-minute guide to Java loops: A 4-minute guide to Java loops sethkenlon Sat, 01/14/2023 – 03:00 A while loop performs a set of tasks for as long as some predefined condition is true. This is considered a control structure that directs the flow of a program. It’s a way for you to tell your …
How to use methods in Java: How to use methods in Java sethkenlon Tue, 01/10/2023 – 10:25 A method in Java (called a “function” in many other programming languages) is a portion of code that’s been grouped together and labeled for reuse. Methods are useful because they allow you to perform the same action or …
Try this Java file manager on Linux: Try this Java file manager on Linux Seth Kenlon Fri, 12/02/2022 – 03:00 Computers are fancy filing cabinets, full of virtual folders and files waiting to be referenced, cross-referenced, edited, updated, saved, copied, moved, renamed, and organized. In this article, we’re taking a look at a file manager …
Use arrays in Java: Use arrays in Java Seth Kenlon Thu, 11/24/2022 – 03:00 In the Java programming language, an array is an ordered collection of data. You can use an array to store information in a structured way. It’s useful to know the various ways you can retrieve that data when you need it. …
Use a hashmap in Java: Use a hashmap in Java Seth Kenlon Sun, 11/13/2022 – 03:00 In the Java programming language, a hashmap is a list of associated values. Java uses hashmaps to store data. If you keep a lot of structured data, it’s useful to know the various retrieval methods available. More on Java …
Groovy vs Java: Connecting a PostgreSQL database with JDBC: Groovy vs Java: Connecting a PostgreSQL database with JDBC Chris Hermansen Tue, 10/11/2022 – 03:00 Lately, I’ve been looking at how Groovy streamlines the slight clunkiness of Java. This article examines some differences between connecting to a PostgreSQL database using JDBC in Java versus Groovy. Install …
7 kinds of garbage collection for Java: 7 kinds of garbage collection for Java Jayashree Hutt… Tue, 07/12/2022 – 03:00 Register or Login to like Register or Login to like An application written using programming languages like C and C++ requires you to program the destruction of objects in memory when they’re no longer needed. …
Handling maps in Groovy vs Java: Handling maps in Groovy vs Java Chris Hermansen Fri, 06/10/2022 – 03:00 Register or Login to like Register or Login to like Java is a great programming language, but sometimes I want a Java-like language that’s just a bit more flexible and compact. That’s when I opt for Groovy. …
How Garbage Collection works inside a Java Virtual Machine: How Garbage Collection works inside a Java Virtual Machine Jayashree Hutt… Tue, 06/07/2022 – 09:54 Register or Login to like Register or Login to like Automatic Garbage Collection (GC) is one of the most important features that makes Java so popular. This article explains why GC …
A guide to JVM parameters for Java developers: A guide to JVM parameters for Java developers Jayashree Hutt… Thu, 04/14/2022 – 03:00 Up Register or Login to like. When you write source code, you’re writing code for humans to read. Computers can’t execute source code until the code is compiled into machine language, a generic …
Simplify Java persistence implementation with Kotlin on Quarkus: Simplify Java persistence implementation with Kotlin on Quarkus Daniel Oh Mon, 03/28/2022 – 03:00 Up Register or Login to like. For decades, developers have struggled with optimizing persistence layer implementation in terms of storing business data, retrieving relevant data quickly, and—most importantly— simplifying data transaction logic regardless …
How to beautify your Java applications: How to beautify your Java applications Seth Kenlon Fri, 03/18/2022 – 03:00 Up Register or Login to like. What’s not to love about Java? I love that Java lets me write applications on one platform and run them on other platforms. You don’t have to mess around with platform-specific …
Use Maven to manage your Java dependencies: Use Maven to manage your Java dependencies Seth Kenlon Thu, 03/17/2022 – 03:00 Up Register or Login to like. As an open source enthusiast, I’ve used dozens (hundreds?) of libraries that are well beyond my skill or interest as a programmer. For a lot of people, including me, …
How to find your Java Home when running multiple versions: How to find your Java Home when running multiple versions Seth Kenlon Wed, 03/16/2022 – 03:00 Up Register or Login to like. When you install Java, it’s part of the installer’s job to tell your system where to find the right language when it’s needed. …
Manage Java versions with SDKMan: Java is more than just a programming language: It’s also a runtime. Applications written in Java are compiled to Java bytecode then interpreted by a Java Virtual Machine (JVM), which is why you can write Java on one platform and have it run on all other platforms. A challenge can …
What's new with Java 17 and containers?: Container platforms and edge computing continue to grow, powering major networks and applications across the globe, and Java technologies have evolved new features and improved performance to match steps with modern infrastructure. Java 17 (OpenJDK 17) was released recently (September 2021) with the following major features: read more: …
Creating and initializing maps in Groovy vs Java: I’ve recently explored some of the differences between Java and Groovy when creating and initializing lists and building lists at runtime. I observed the simple facilities provided by Groovy for these purposes in comparison to the complexity required in Java. read more: Opensource.com clhermansen Supporting Open Source. Have you tried: …