Tag: Jvm
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Java 21 features: A detailed look at the most important changes in the new LTS release
Posted on February 28, 2024, Level intermediate Resource Length medium
Another LTS Java release is already here, bringing some exciting changes and improvements. Let's analyze the most important Java 21 features, check out how they work in practice, and try to predict their significance for the future of this technology. By Arkadiusz Rosłoniec.
Tags jvm cloud web-development app-development java
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Kotlin: A step-by-step guide for first-time app developers
Posted on February 24, 2024, Level intermediate Resource Length medium
Welcome to the world of Kotlin, a modern programming language that has captured the hearts of developers worldwide, especially in the realm of Android app development. JetBrains developed Kotlin, and since its release in 2011, it has seen a rapid rise in popularity. In 2017, Google announced first-class support for Kotlin on Android, and since then, there has been no looking back. By @appmaster.io.
Tags java jvm app-development kotlin programming
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Kickstart your Kotlin journey: Essential tips and tricks for beginner app developers
Posted on September 6, 2023, Level beginner Resource Length long
Kotlin, a modern programming language developed by JetBrains, has gained immense popularity among app developers in recent years. With its concise syntax, interoperability with Java, and powerful features, Kotlin has become the language of choice for Android app development. In this article, we will explore why Kotlin is a great choice for beginner app developers, how to get started with Kotlin, and essential tips and tricks to enhance your Kotlin app development skills. By lset.uk.
Tags kotlin app-development jvm how-to learning
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Effective Kotlin Item 2: Eliminate critical sections
Posted on September 4, 2023, Level advanced Resource Length medium
When multiple threads modify a shared state, it can lead to unexpected results. This problem was already discussed in the previous item, but now I want to explain it in more detail and show how to deal with it in Kotlin/JVM. By Marcin Moskała.
Tags kotlin app-development jvm learning
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Two-factor authentication in Scala with Http4s
Posted on July 28, 2023, Level intermediate Resource Length short
This article is a continuation of the authentication methods t- here we will cover two more advanced authentication methods which include One Time Password (OTP) and Two Factor Authentication (2FA). By Daniel Ciocîrlan.
Tags java app-development how-to infosec jvm
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A glance at the Java performance toolbox
Posted on July 1, 2023, Level intermediate Resource Length medium
Performance tuning starts with analysis, and JDK tools can help you gain insights on classes and threads and can perform live GC analysis or heap dump postprocessing: jcmd, jconsole, jstat, jmap and jfr. By Ana-Maria Mihalceanu.
Tags frameworks performance app-development jvm java
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Why your choice of Java Virtual Machine (JVM) matters more than ever
Posted on March 22, 2023, Level advanced Resource Length medium
In my recent interview with Software Daily, I discussed that there are many companies looking for better customer experience, faster execution, and lower infrastructure costs... and that they have discovered a better use of Java to help them with just that. By John Ceccarelli.
Tags jvm software web-development software-architecture app-development
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Kotlin coroutines - A comprehensive introduction
Posted on January 18, 2023, Level intermediate Resource Length long
This article introduces Kotlin coroutines, a powerful tool for asynchronous programming. Kotlin's coroutines fall under the umbrella of structured concurrency. They implement a model of concurrency which you can consider similar to Java virtual threads, Cats Effect and ZIO fibers. By Daniel Ciocîrlan.
Tags kotlin java app-development programming jvm distributed
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Optimizing Apache JVMs for Apache Kafka
Posted on October 18, 2022, Level intermediate Resource Length medium
Java Virtual Machines (JVMs) impact Apache Kafka® performance in production. How can you optimize your event-streaming architectures so they process more Kafka messages using the same number of JVMs? Podcast by confluent.io.
Tags performance programming jvm java
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Kotlin JDSL: Let's use Kotlin to easily write reactive Criteria API
Posted on September 27, 2022, Level intermediate Resource Length medium
In this post, we'll be looking at Kotlin JDSL Reactive modules. While many of you might have a preconceived notion that JPA cannot be reactive, Hibernate released a reactive JPA library called Hibernate Reactive. By Hyunsik Kang.
Tags programming kotlin functional-programming jvm apis
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Java memory model
Posted on September 24, 2022, Level intermediate Resource Length medium
The goal of this post is to get familiar with how memory works in java. We will see how it works in combination with the OS it runs on, how it's structured and how it functions internally inside a JVM. By Nermin Karapandzic.
Tags jvm java programming app-development
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A guide to JVM parameters for Java developers
Posted on April 29, 2022, Level intermediate Resource Length medium
By understanding and using JVM and JVM parameters, both developers and end users can diagnose failures and improve the performance of a Java application. By Jayashree Huttanagoudar @redhat.
Tags java web-development programming scala jvm devops