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Recent posts tagged beginners

Level UI • 21 hours • in Articles • 9 min read
An MCP server is not a new API. It is a thin layer over the one you already have
Somewhere in the last year, "do we need an MCP server?" joined the list of questions that arrive in a brief before anyone has said what the thing is for. It is usually framed as MCP vs API, as though the Model Context Protocol were a newer kind of AP...
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  • ai
  • api
  • webdev
  • security
7 Reactions 7 Comments
Emmanuel Paul • 15 hours • in Articles • 5 min read
Your App Works Locally. What Changes When It Goes to Production?
Hey, Emmanuel here. While I was pondering what to write about this week, I ran into an old project of mine: Relay A “real-time” messaging platform. Think Facebook, but without any of the stuff that makes it good, like real people and the ability to a...
post-cover-33120
  • webdev
  • beginners
  • programming
  • deployment
5 Reactions 2 Comments
mh.mansouri • 20 hours • in Articles • 2 min read
Build a water-leak alarm for under the sink (ESP32, one evening)
"How do I get warned before a leak under the sink floods the kitchen?" Water conducts a little electricity. Two metal contacts a few millimetres apart on the cupboard floor, a small board that checks them, a loud buzzer and a phone alert. The test i...
  • esp32
  • iot
  • arduino
  • beginners
0 Reactions 0 Comments
Anas Sheikh • Oct 23 • in Articles • 4 min read
You Ran git reset --hard and Panicked. Here's How to Get Your Commits Back (and the One Thing You Ca
Your stomach drops. You typed git reset --hard, or deleted the wrong branch, or a rebase ended with half your commits missing. The log looks empty. Three days of work, gone. Take a breath. If you ever committed that work, it is almost certainly stil...
  • git
  • productivity
  • webdev
  • beginners
0 Reactions 1 Comments
Devananda A • Oct 21 • in Articles • 1 min read
I Built PHANTOM Nature Scout: An Open-Source AI Companion for Exploring Nature
This is a personal project inspired by the Hacktoberfest Open-Source AI Challenge Week 1 theme, “Touch Grass.” What I Want to Build PHANTOM Nature Scout is a concept for an AI-powered nature companion designed to encourage people to spend more time...
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  • ai
  • productivity
  • beginners
  • machinelearning
6 Reactions 1 Comments
Ruvarashe S Nemaramba • Oct 15 • in Tutorials • 12 min read
What Are APIs? And How Do They Work?
A beginner-friendly guide, with a bit of Python and a lot of food analogies. Imagine you're building a weather application, and it needs to show the current temperature in Mutare. There's just one problem: you don't own any weather sensors, and you ...
post-cover-31206
  • ai
  • python
  • apis
  • beginners
3 Reactions 2 Comments
Swayamprava Sahoo • Oct 14 • in Articles • 1 min read
Welcome: Why I Started Learning Linux
When I joined MountBlue, one of the first things we were asked to do was dual boot Ubuntu. Before that, I had always used Windows. I had built several projects on it and, during college, I had only learned a few basic Linux commands like pwd, ls, an...
  • linux
  • beginners
  • programming
  • opensource
4 Reactions 1 Comments
Tom Smithverified • 17 hours • in Articles • 9 min read
Developer Weekly Briefing — October 30, 2026
Security dominated this week, but not in the usual way. Two active campaigns turned GitHub configuration files into attack surfaces. Researchers demonstrated that the built-in browsers inside AI coding tools can read your SSH keys. And at Oracle AI ...
post-cover-33104
  • agenticai
  • devsecops
  • github
  • localai
6 Reactions 3 Comments
Nyakio • Oct 13 • in Articles • 18 min read
Pytest in Practice
I've been learning Python by building a video clipping CLI application, and along the way I've ended up learning a lot more than I expected. Some of it was straightforward. Some of it made me stop and think, especially when I first started writing t...
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  • python
  • testing
  • tutorial
  • beginners
1 Reactions 0 Comments
ideategudy • Oct 10 • in Articles • 10 min read
Flutter’s UI Architecture Explained for Beginners: Widgets, Elements, and Render Objects
Flutter Basics Flutter Basics Overview#flutter-basics-overview Prerequisites#prerequisites What is Flutter?#what-is-flutter Dart#dart Declarative UI / Reactive Programming#declarative-ui-reactive-programming Multiplatform Development#multipla...
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  • mobile
  • flutter
  • programming
  • beginners
0 Reactions 0 Comments
gmin_step • Oct 7 • in Articles • 1 min read
What's something "every developer knows" that you secretly had to Google yesterday?
I'll go first. Yesterday I Googled "how to center a div" for approximately the four hundredth time in my career. No shame. Just facts. What's yours?...
  • discuss
  • beginners
  • webdev
  • programming
3 Reactions 2 Comments
BinnaDev • Oct 7 • in Videos • 4 min read
Blockchain Isn't About Crypto.It's About a Trust Problem You Didn't Know You Had
Before we started the first session of BinnaDevLab Cohorts, I knew one thing with certainty: If we opened with the word "blockchain," we'd lose half of the room. Not because the topic is hard. Because the word carries baggage. Crypto speculation. N...
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  • blockchain
  • beginners
  • web3
  • cybersecurity
7 Reactions 2 Comments
Dele • Oct 7 • in Articles • 5 min read
The Cache Stampede Problem: Why a Popular Cache Key Can Take Down Your Backend
Caches are supposed to protect your backend from load. Most of the time they do. But there is a specific failure mode where the cache itself becomes the trigger for an outage: the cache stampede, also known as the thundering herd problem. It shows up...
post-cover-30087
  • programming
  • softwareengineering
  • beginners
2 Reactions 1 Comments
Dele • Oct 2 • in Articles • 4 min read
The Circuit Breaker Pattern: Stopping Cascading Failures in Microservices
If you run more than a handful of services that call each other over the network, you have probably seen this failure mode: one service gets slow or starts timing out, and instead of staying contained, the problem spreads. Threads pile up waiting on ...
post-cover-29564
  • programming
  • softwareengineering
  • beginners
0 Reactions 0 Comments
Toyosee • Oct 1 • in Articles • 9 min read
How to Build a Safe, Isolated Cybersecurity Home Lab (Kali + Ubuntu)
Reading about a SQL injection isn't the same as triggering one yourself and watching the database dump on screen. That's why I built my own home lab, and why I wrote this guide to help you build yours. A cybersecurity home lab is a small, self-conta...
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  • cybersecurity
  • linux
  • beginners
  • tutorial
1 Reactions 2 Comments
gmin_step • Sep 30 • in Articles • 1 min read
The most dangerous sentence in any tutorial is "it should look like this"
Every tutorial I've ever followed has a moment where the author shows a screenshot or a photo and says "your project should look like this." And every single time, mine doesn't. The code is identical. The wiring matches the diagram. The versions ar...
  • discuss
  • webdev
  • beginners
  • programming
2 Reactions 1 Comments
Dele • Sep 30 • in Articles • 5 min read
Rate Limiting Algorithms: Token Bucket vs Sliding Window Explained
Every public API eventually needs a way to say "not so fast." Without it, one misbehaving client, a retry loop gone wrong, or a scraper can consume enough capacity to slow the service down for everyone else. Rate limiting is the mechanism that enforc...
post-cover-29193
  • programming
  • softwareengineering
  • beginners
2 Reactions 0 Comments
vkykalo • Sep 24 • in Articles • 12 min read
What is a webhook? How webhooks work, and the six ways they break in production
> This is a cross-post. The original on the Railhook bloghttps://railhook.io/blog/what-is-a-webhook has a diagram for each part: the anatomy of a signed request, polling against push, the retry ladder, duplicates, out-of-order delivery and secret rot...
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  • webhooks
  • api
  • webdev
  • beginners
3 Reactions 1 Comments
Bernadette Akinyi • Sep 22 • in Articles • 1 min read
Slices Beyond the Basics
Hey Techie! Welcome to my Go series! I'll be sharing what I'm learning in ways that make sense to me, the mistakes I make and the "aha!" moments that help everything click. Whether you're learning Go too or just curious about it, I hope you'll pic...
  • beginners
  • go
  • discuss
  • software
1 Reactions 0 Comments
Sabi Mantock • Sep 21 • in Articles • 6 min read
The Joy of Learning the Basics Again
I’ve been revisiting JavaScript recently. Not because I’ve never used it before, but because I realised there were a lot of things I could recognise when I saw them in code without feeling fully confident that I understood them properly. That disti...
post-cover-28039
  • javascript
  • webdev
  • beginners
  • tutorial
6 Reactions 2 Comments
fastremote • Sep 20 • in Tutorials • 2 min read
Build a small reusable Linux checklist in FastRemote
> Disclosure: This tutorial is provided by the FastRemote product team and introduces our product. It was generated by an AI agent at our request, using documentation for released 1.1.5 functionality. Examples are for authorized test environments. Fa...
  • linux
  • ssh
  • beginners
  • devops
7 Reactions 1 Comments
Ken W. Algerverified • Sep 17 • in Articles • 10 min read
Frameworks Are Institutional Memory
I stored passwords in plaintext on a floppy disk in the 1980s. Recently, a coding agent made a version of the same mistake. When I was running bulletin board systems in the 1980s, password management could be remarkably straightforward. A user crea...
post-cover-27544
  • programming
  • software-development
  • beginners
  • ai
7 Reactions 5 Comments
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