The Java Dev
@The_Java_Dev
Tweeting out the best Java posts from http://dev.to. Part of the @ThePracticalDev family ❤️
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Wanna know if you are a real JavaScript developer or not? 😅 Check out my latest article on @ThePracticalDev 🔥: You’re a Real @JavaScript Developer Only If... dev.to/hadil/youre-a-… #Programming #JavaScript #DevCommunity
New blog post alert 🚨 "@Quarkus 3 application on #AWS Lambda- Part 5 Measuring Lambda cold and warm starts with @graalvm Native Image". #AWS #Serverless #Java @java @ThePracticalDev @The_Java_Dev dev.to/aws-heroes/qua…
dev.to
Quarkus 3 application on AWS Lambda- Part 5 Measuring Lambda cold and warm starts with GraalVM...
Introduction In the part 1 of our series about how to develop, run and optimize Quarkus...
Implementing cdk-nag in Java CDK unit tests 🔹 Apply AwsSolutionsChecks in test setup 🔹 Use CDK Assertions to catch missing security rules { author: @yvthepief } #DEVCommunity #Java dev.to/aws-builders/v…
dev.to
Vibe Coding with Amazon Q - Fixing my SecurityCompliance cdk-nag test
Background So at my current assignment, I am helping an "ESB" team with migrating from...
Day 1 of my 270-day coding journey: diving into Java with a clear roadmap to grow as a creator, thinker and builder. #DEVCommunity #Java dev.to/chakshuisadev/…
Walk through fixing a Java cdk-nag test in AWS CDK, using Amazon Q to surface EC23 warnings and enforce security best practices. { author: @yvthepief } #DEVCommunity #Java dev.to/aws-builders/v…
dev.to
Vibe Coding with Amazon Q - Fixing my SecurityCompliance cdk-nag test
Background So at my current assignment, I am helping an "ESB" team with migrating from...
✅ sync.WaitGroup basics: Add, Done, Wait ✅ memory layout tricks and atomic updates ✅ goroutine coordination internals #DEVCommunity #Java dev.to/leapcell/how-d…
Go’s sync.WaitGroup uses Add, Done and Wait to block main goroutine until subtasks complete, relying on atomic counters and semaphores. #DEVCommunity #Java dev.to/leapcell/how-d…
Insert and merge a new interval into a sorted, non overlapping list • Single pass O(n), constant extra space • Java code example { author: @vazhathody } #DEVCommunity #Java dev.to/rohithv07/leet…
dev.to
Leetcode 57. Insert Interval
Problem Statement You are given an array of non-overlapping intervals intervals where...
Explore 5 libraries for reading image EXIF data in code, including libheif, exiv2, ExifTool, Leadtools and JDeli. #DEVCommunity #Java dev.to/idrsolutions/h…
Learn how to cut cold starts in Quarkus 3 Lambdas by priming DynamoDB with AWS SnapStart. Startup median drops to ~650 ms. { author: @VKazulkin } #DEVCommunity #Java dev.to/aws-heroes/qua…
Structured string parsing in Java can be brittle with regex or split. StringFormat uses templates for clear, compile-safe extraction. #DEVCommunity #Java dev.to/fluentfuture/p…
dev.to
The Easiest String Parsing in Java
Parsing structured strings in Java has always been painful. Most developers reach for regular...
Jargon-free guide to the Prototype Pattern: clone complex objects instead of rebuilding them and manage deep vs shallow copies cleanly. #DEVCommunity #Java dev.to/syedyshiraz/un…
Java data types in brief: primitive vs reference, literals, type conversion rules and wrappers. Essential refresher for interviews or quick review. #DEVCommunity #Java dev.to/kmartita/java-…
Trace Java’s journey from Sun’s Oak experiment to today’s Write Once, Run Anywhere staple, driven by bytecode and the JVM. #DEVCommunity #Java dev.to/icelink/histor…
dev.to
History Java
Java: From Acorns to Awesome (and How the Heck It Actually Works!) Alright, code crusaders and...
Java guide to creating a number-guessing game: pick a random 1–100 number, offer 10 attempts and give higher/lower hints. #DEVCommunity #Java dev.to/ramya_kamalase…
dev.to
Number Guessing Game in Java
Guessing the number game: `package com.first; import java.util.Random; import...
Add Spring Boot integration tests with MockMvc to go beyond unit tests. Learn when to choose @WebMvcTest or @SpringBootTest. #DEVCommunity #Java dev.to/jmohammadmirza…
SeaTunnel's HiveSink leak got fixed by wrapping close() in finally. Learn this and other Java resource management essentials. { author: @ASFSeaTunnel } #DEVCommunity #Java dev.to/seatunnel/java…
Overview of OOP in Java with core principles, class vs object distinctions and practical benefits in real code examples { author: @ayshriv } #DEVCommunity #Java dev.to/ayshriv/oops-i…
Add simple caching to your Spring Boot app with Redis in Docker 🔹 spring-boot-starter-redis 🔹 @EnableCaching for faster responses { author: @ayshriv } #DEVCommunity #Java dev.to/ayshriv/spring…
Tired of off-by-ones in binary search? Explore a declarative Java API that handles loop details so you can focus on the predicate. #DEVCommunity #Java dev.to/fluentfuture/o…
dev.to
Off-by-1 again in your LeetCode binary search solution?
“Although the basic idea of binary search is straightforward, the details are surprisingly...
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