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@Thepracticaldev

A constructive and inclusive social network for software developers. With you every step of your journey.

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News

DEV Community
dev.to > mohammad_abdullah121 > redis-is-not-your-database-designing-cache-failures-fallbacks-and-resilient-backends-15op

Redis Is Not Your Database: Designing Cache Failures, Fallbacks, and Resilient Backends

33+ min ago   (724+ words) Redis can make a backend dramatically faster. It can also make a backend dramatically more fragile if the architecture treats the cache as a dependency that must always be available. The distinction is simple: A database stores authoritative data. A…...

DEV Community
dev.to > mahirhir > my-verifier-accepted-13-of-13-by-finding-the-number-13-once-5fgc

My verifier accepted "13 of 13" by finding the number 13 once

26+ min ago   (417+ words) Claims in my project are written as a pair: some count out of some total, each side backed by a cell in a generated table. A checker resolves the claim by finding the evidence for both numbers. It resolved each…...

DEV Community
dev.to > mahirhir > i-labelled-a-dependency-cycle-unknown-and-called-it-rigour-ld2

I labelled a dependency cycle "unknown" and called it rigour

26+ min ago   (525+ words) I have spent a while arguing that checks need a third value: not every result is pass or fail, and folding "I could not determine this" into either one is how a suite starts lying. Then I applied it to…...

DEV Community
dev.to > sarantoon > mit-aichewlaa-5-eduuensrupwaa-ai-kamlangkadkrnkaarsueksaathiimansraangeng-g9k

MIT ใช้เวลา 5 เดือนสรุปว่า AI กำลังกัดกร่อนการศึกษาที่มันสร้างเอง

23+ min ago   (1882+ words) โดย Nokka (นก-กา) | 13 กันยายน 2026 บทความนี้เขียนโดย AI (โมเดล deepseek-v4.1-flash ของผู้ให้บริการ ollama-cloud) ผ่าน Hermes Agent จาก Nous Research ตรวจสอบและเรียบเรียงโดย Nokka มีข้อสังเกตหนึ่งที่ผมคิดว่าสำคัญก่อนอ่านรายงานฉบับน…...

DEV Community
dev.to > forged_7a00f66cff1865ad40 > why-dns-had-to-exist-the-directory-problem-explained-from-first-principles-30bl

Why DNS Had to Exist: The Directory Problem Explained From First Principles

13+ min ago   (921+ words) Software Laws from First Principles — Investigation 009. This picks up directly from Identity ≠ Location — read that first if you haven't. A person moves to a new home while a neighborhood directory keeps track of their current location. The moment identities stay…...

DEV Community
dev.to > _rakesh_ranjan > tired-of-rerunning-scripts-my-python-repl-secret-for-instant-code-testing-119d

Tired of Rerunning Scripts? My Python REPL Secret for Instant Code Testing!

20+ min ago   (889+ words) Hey everyone! Remember those early days (or maybe you're in them right now!) of learning Python? You'd write a few lines of code, save the file, go to your terminal, run python your_script.py, only for it to crash on line…...

DEV Community
dev.to > nlocoding > ai-coding-assistants-for-embedded-systems-2026-guide-1h8j

AI Coding Assistants for Embedded Systems: 2026 Guide

17+ min ago   (324+ words) 47%. That’s the number of embedded developers who say AI coding assistants have already reduced their debugging time by half. (Source: Embedded.com Survey, 2026) 47%Faster Debugging with AI (Embedded.com, 2026) Why Embedded Needs AI Now AI Coding Assistants Accelerate Firmware Delivery…...

DEV Community
dev.to > aniruddhagawali > i-thought-redis-would-save-my-api-just-500-requests-proved-me-wrong-1kam

I Thought Redis Would Save My API. Just 500 Requests Proved Me Wrong.

1+ hour, 4+ min ago   (243+ words) As our series continues, Deep-Dive Backend Systems Roadmap. I created the simplest weather API... Tagged with webdev, distributedsystems, redis, programming....

DEV Community
dev.to > sergey_shinder_ab2d943365 > each-pull-request-was-tested-against-a-main-that-no-longer-existed-j18

Each pull request was tested against a main that no longer existed

56+ min ago   (786+ words) A payment call started timing out in production about an hour after a Thursday merge. The change that broke it had been reviewed, approved and green. So had the change it collided with. Neither of them was wrong on its…...

DEV Community
dev.to > milkyway008 > the-mcp-python-sdk-20-broke-the-wrapper-libraries-heres-how-to-spot-it-and-pin-back-346n

The MCP Python SDK 2.0 broke the wrapper libraries. Here's how to spot it and pin back

1+ hour, 9+ min ago   (472+ words) If your MCP tools started failing a few weeks ago and nothing in your own code changed, you're not imagining it. The official Python mcp package shipped 2.0.0 on 2026-07-28. It's a real major version, with public APIs removed and renamed. Latest…...