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News
Learning from first principles
7+ min ago (431+ words) Enterprises and large coorporations manage tens of millions of requests daily. what this implies is that the need for deep understanding of systems and engineering foundations in becoming increasingly important. people like to say things like Coding is Solved or…...
The Illusion of String.length: How to safely count Unicode, Emojis, and Words in JS
18+ min ago (173+ words) If you are building a text input that restricts users to a specific character limit (like a tweet, an SMS gateway, or an SEO meta tag), your first instinct is probably to use String.prototype.length. If you are doing…...
Ecualizador de Audio online
44+ min ago (20+ words) Hola buen día me gustaría compartir este pequeño proyecto con todos la verdad es que no soy... Tagged with webdev....
Your First AWS Production Architecture: From a Simple Application to a Scalable System
58+ min ago (1081+ words) Most people learn AWS by studying individual services. RDS is a database. But that's not how AWS is used in the real world. In a real project, these services work together to solve one problem: How do we run an…...
You Installed Git. Here Are the Next Ten Minutes.
56+ min ago (304+ words) "Install Git on Windows" is the query that brings more people to my site than any other. The install pages get the traffic, and then everyone leaves — because installing Git is not the hard part. Knowing what to type in…...
Your Fine-Grained GitHub Token Gets 404, Not 403. Check These Four Things Before the URL.
56+ min ago (398+ words) Your script calls the GitHub API with a fine-grained personal access token and gets 404 Not Found on a repository you can open in the browser. The URL is right. The repository exists. You will spend the next twenty minutes checking…...
O que é Cloud Computing? (A visão de um estudante de tecnologia)
1+ hour, 41+ min ago (283+ words) Olá, pessoal! Sou o Davi. Este é o meu primeiro artigo no DEV Community. Sou estudante universitário da área de tecnologia e decidi começar a escrever para fixar o que venho aprendendo nas aulas e nos estudos individuais. Quando comecei…...
Stop Making Your React Components Reusable | React Design
1+ hour, 41+ min ago (502+ words) In the modern React ecosystem, "reusability" has been elevated from a best practice to a full-blown theology. We are taught from our first tutorial that DRY (Don't Repeat Yourself) is the ultimate virtue. If you write the same button twice,…...
Day 8 - Relational Database 101 - PostgreSQL Internals
1+ hour, 22+ min ago (1576+ words) একবার একটু technological দিকে আসি, আপনি যখন Facebook বা LinkedIn-এ কাউকে message করেন তখন সেটা সরাসরি তার কাছে send হয়। Reason হচ্ছে আপনারা connected। এখানে আপনি directly message ত…...
Treating “one day” as a system primitive
1+ hour, 43+ min ago (165+ words) For most AI apps, the unit of time is a request. A user sends a message, the model responds, and the workflow ends. Cogweald is designed around a different primitive: one real day. Each world can advance by at most…...