Tech Tutorials

127 articles · Updated every 3 hours · View all reads

All Articles 80,160 Blog Posts 103,823 Tech Tutorials 19,538 Research Papers 17,531 News 13,691 ⚡ AI Lessons

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 18h ago

I’ve Operated 6 Backend Stacks in Production. The Same 7 Failures Show Up in Every One

Postgres, Redis, Spring Boot, Kubernetes, Java, and Linux all fail in recognizable patterns. After 3 years of on-call autopsies across all… Continue reading on

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 18h ago

8 Backend Skills Every Developer Should Master in 2026

Master the core backend skills that help you build scalable, secure, and real world applications beyond basic coding. Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 22h ago

The Hidden Layer Behind Clean APIs: Understanding .NET Core Filters Through Everyday Examples

Open any .NET Core Web API project and you’ll notice something interesting which is before you even read the business logic you will find… Continue reading on M

Reddit r/learnprogramming 🔧 Backend Engineering ⚡ AI Lesson 1d ago

How competitive would a Node.js developer with backend + DevOps + cloud skills be in today's market?

Hey everyone, I'm curious about how someone with a skill set like this would realistically fit into the current market. Let's assume someone has completed a ful

Reddit r/learnprogramming 🔧 Backend Engineering ⚡ AI Lesson 2d ago

"ConnectionError" when trying to run a SELECT statement from an Express typescript app using mssql package

The error is: "ConnectionError: Failed to connect to localhost\SQLEXPRESS01 in 30000ms at connectListener (C:\...\mssql\lib\tedious\connection-pool.js86:17)" I

Dev.to AI 🔧 Backend Engineering ⚡ AI Lesson 2d ago

What every Go developer wishes they knew before their first production outage

The Slice Trap That Cost Me 4 Hours (And How to Never Fall Into It Again) You've been there. The bug that makes no sense. The data that changes when you weren't

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 2d ago

The Most Interesting Thing About Node.js 25 Isn’t a New Feature

It’s the performance work happening under the hood that most developers will never see Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 2d ago

Express Rate Limit — Prevent API Abuse in Node.js

When building APIs with Node.js and Express, one mistake beginners often make is exposing endpoints without any protection. Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 3d ago

One Service, Two Languages: My Go vs. Rust 2026 Deep Dive (And What I’d Pick)

Okay, okay, let’s just get real for a sec. If you’ve spent any time building stuff on the backend, you’ve totally heard the endless… Continue reading on Medium

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 4d ago

Authentication failed…

Вы работаете в IDE, делитесь проектом на GitHub, и всё в порядке. Но в какой-то момент вы решаете запушить изменения на удалённый… Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 4d ago

I Have Been Building a Reference Library for Senior Backend Engineers for Three Years.

Not a pitch. An honest tour of the 40+ playbooks I have written, what each one solves, and the ones you should probably skip. Continue reading on Stackademic »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 5d ago

Laravel A to Z: The definitive deep dive for serious developers

From the moment a request hits your server to the response that leaves it — every layer, every concept, with real code. Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 5d ago

Understanding Middleware in NestJS (NestJS Basic Series)

If you are building high-performance backend architectures, you already know that clean, manageable code is the key to scaling. Today, we… Continue reading on M

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 6d ago

GIT & GITHUB : The Complete Blueprint Aa-Zz

Everything you need to master version control: core concepts, branching, rebasing, remote workflows, and a quick-reference cheatsheet. Continue reading on Mediu

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 6d ago

If You Can Answer These .NET Core MVC Questions, You Deserve the Job

25 Most asked questions in ASP.NET MVC interview. Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

The “Performance Bible” — Laravel Queue Mastery

Volume VI: The Queue Serialization Trap — Why sending full models to queues kills your Redis memory Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Delegates vs Events in C# [Part 3]

Part 3: ⚽ Sports Betting Platforms Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Method-Level Security: @PreAuthorize

Secure Your Business Logic with Spring Security Continue reading on Javarevisited »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Race Condition Nedir ve Nasıl Önlenir?

İki kullanıcı aynı anda son bileti almaya çalıştı. Sistem ikisine de “başarılı” dedi. Ama bilet bir taneydi. Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Spring Boot Database Connection: How to Connect a Database (Step-by-Step Guide)

Learn how to connect and configure a database in Spring Boot for seamless performance and scalable applications. Continue reading on Medium »

Dev.to AI 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Appwrite 2026: The Open-Source Firebase Alternative with Auth, DB & Storage â Self-Hosted Backend Guide

Sharing an open-source tool I came across in the dibi8 directory: Appwrite 2026: The Open-Source Firebase Alternative with Auth, DB & Storage â€” Self-Hoste

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Handling 1GB File Uploads in FastAPI Without Crashing Your Server

Learn how to handle massive file uploads in FastAPI without eating all your RAM. A production-ready guide to streaming, chunking… Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

Rust Fundamentals: Variables, Control Flow, and Functions Explained

Now that you can run Rust programs, it’s time to actually start thinking like a Rust developer. Continue reading on Medium »

Medium · Programming 🔧 Backend Engineering ⚡ AI Lesson 1w ago

I Spent 60 Days Building the Same Backend in Go, Rust, and Java. Here’s What Actually Matters

Everyone on the internet seems to have strong opinions about programming languages. Continue reading on Medium »