On March 18, a new Java version is set to arrive! Let′s take a peek at new features, including the long-awaited final implementation of Stream Gatherers!
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On March 18, a new Java version is set to arrive! Let's take a peek at new features, including the long-awaited final implementation of Stream Gatherers!
A while back my machine was so messed up that I could barely ssh onto it. 3,200% CPU utilization - all 32 cores on the host were fully utilized! Compare that to my last bug where it only used 1 core, 100% Fortunately, it was using Java 17 runtime which...
In 2024, we′ve analyzed a wealth of projects, sharing our discoveries on our blog. Now it′s New Year′s Eve—it′s time to tell festive tales! We′ve collected the most intriguing Java errors detected in...
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PVS-Studio has collected the most intriguing Java errors detected in open-source projects
Java equips developers with convenient tools for serializing objects. Although they seem primitive at first glance, their internal implementation contains a wealth of interesting insights. In this...
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Java equips developers with convenient tools for serializing objects. Although they seem primitive at first glance, their internal implementation contains a wealth of interesting insights. In this article, we'll explore the essentials of serialization and its nuances. Let's see how it operates under the hood!
JEP 450 (Compact Object Headers) has been targeted for delivery in JDK 24. This currently experimental feature optimizes heap utilization by shrinking the size of the mandatory object header in HotSpot. This should reduce overall heap size, improve density of deployments, and increase data locality.
Do you know what′s the difference between the ′Y′ and ′y′ characters in the Java date pattern? In this article, we′ll explore how an incorrect date format can cause an error. We′ll also introduce our...
So I am working on a homework project for my network architure class were I have to devlop an FTP program using UDP (not TCP). I was able to get my GET and PUT functions to send a 21byte test file and it worked. However when I tried to do a 1MB file the program hanged and did not send all of the data. I need to be able to send files of 1MB, 25MB, 50MB, and 100MB. Here is my code.
GET (Client Side)
undefined
private static void getFile(String serverFilePath, String clientFilePath) throws IOException
{
clientFilePath = clientFilePath.replaceAll("^\"|\"$", ""); //Strip quotes if any.
if(!clientFilePath.startsWith("/"))
clientFilePath = currentDir + "/" + clientFilePath;
sendMessage("GET " + serverFilePath);
//Write file to client
try (FileOutputStream fos = new FileOutputStream(clientFilePath))
{
while (true)
{
byte[] buffer = new byte[BUFFER_SIZE];
DatagramPacket packet = new DatagramPacket(buffer, buffer.l
I’ve been a Java developer for almost two decades, and one thing has stood out to me: nearly all fintech enterprise companies rely on Java. This trend has
Authorization technologies have seen significant changes and advancements in recent years—especially when it comes to Java. This article provides an overview of the evolving landscape to help you choose the best authorization framework for your Java application.
For my current spring boot project I have been using a @Scheduled annotation and using cron syntax for running jobs, but now I don't want to schedule jobs on holiday (based on US calendar).
So is there any approach to skip the schedule on holiday.
This article discusses the shift from blocking to non-blocking and asynchronous I/O models, highlighting their role in modern software development. It focuses on Vert.x, a toolkit for building reactive applications on the JVM, featuring the Multi-Reactor Pattern, Event Bus, and Verticles. Vert.x is ...