Tech Tutorials

A mapper bean that had shaped every API response for three years stopped applying the day the service moved to Spring Boot 4, and for two… Continue reading on C

When you need to run tasks automatically in Spring Boot, cron expressions make it easy to schedule them at specific times or intervals. Continue reading on Medi

A record ID identifies data. It does not prove that the requester may read or change it. Continue reading on Medium »

AI can write a function in seconds. It can generate an API endpoint, build a React component, create a database query, write unit tests, and even refactor an en

TL;DR: Before a customer can automate anything in your product, they have to connect their own accounts . ByteChef Embedded makes that a two-piece job: (1) your

Last week we took an LLM apart token by token. This week: the black window you type in every day and have probably never questioned. Continue reading on Medium

If you have a Java interview coming up, don’t spend all your time revising basic syntax, OOP concepts, or definitions. Continue reading on Medium »

PL/SQL Exception Handling provides a controlled mechanism to handle runtime errors without abruptly terminating the application. It allows… Continue reading on

Telefonumuzdan mesaj gönderdiğimizde, bir video açtığımızda veya yapay zekâya soru sorduğumuzda ekranda oldukça basit bir işlem görürüz… Continue reading on Med

A developer I once worked with told me his worst outage came from a snippet he found in an official documentation page. Not a sketchy forum post, not an AI chat

A backend engineer increases the thread pool. Continue reading on Medium »

“Your database isn’t slow. Your ORM is having a conversation with it that nobody asked for.” Continue reading on Medium »

A decade-old JavaScript compiler got rewritten in Go, and the first thing I noticed was how much dead time it removed from my day Continue reading on Medium »

Offset pagination makes the database walk past rows you never return. Keyset pagination starts from where the previous page ended. Continue reading on Medium »

How automatic kernel resets prevent state from leaking between requests in long-running workers. Continue reading on Medium »

PostgreSQL Graph Queries with MATCH: 3 Patterns You’ll Actually Use If your graph-shaped data already lives in PostgreSQL, moving it into another database just

APIs can fail because of network problems, expired sessions, server errors, incorrect requests, or temporary outages. Instead of allowing… Continue reading on M

The queue has 800,000 messages waiting. The obvious fix is more consumers. Then the database falls over and you discover the queue was… Continue reading on Java

Your PostgreSQL database is getting expensive. Someone says “we need sharding.” The room gets quiet because sharding sounds senior… Continue reading on Javarevi

Most Java developers can explain HashMap, transactions, garbage collection, and concurrency. Senior interviews are designed to find out… Continue reading on Sta

Your API is healthy. PostgreSQL is healthy. Kubernetes is healthy. Then thousands of outbound connections start failing and everyone… Continue reading on Javare

Query count fell from 801 to one. The one query expanded into more data than the application could hold. Continue reading on Artificial Intelligence in Plain En

I want to know which YouTube tutorials will help me understand the topics best. I am trying to learn MERN stack but i am a complete beginner. submitted by /u/mu

Strategy: "The Free-to-Convert API Gateway Lock-In" Core Concept: Do not sell 93 separate APIs. Sell one unified, high-performance API Gateway that bundles all