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Send an HTTP Request by Hand With Netcat
24+ min ago (680+ words) Type a raw HTTP request into a TCP socket, read back a real 200 OK, then watch one wrong character kill it. No browser, no library. 1. Check for netcat and identify the variant. Expect: a path such as /usr/bin/nc,…...
Why I stopped pasting production JWTs into random websites (and built an offline tool suite instead)
14+ min ago (356+ words) Be honest: how many times this week have you pasted a bearer token, a customer payload, or an.env config snippet into an online formatter just to quickly see what went wrong? I used to do it constantly. Need to…...
DeepSeek V4 Pro 0813 vs GLM-4.7: Benchmarks & Cost
1+ day, 7+ hour ago (337+ words) Five or fewer confirmed AI changes, with original sources, on mornings when something changed.A free source-linked morning brief. Rankings, research, tools, and data standards. Selectors, cost tools, and embeds Estimated · Public rank #53 Updated August 15, 2026. Public scores include evidence status…...
GPT-5.6 Sol vs Sarvam 105B: Benchmarks & Cost
1+ day, 7+ hour ago (122+ words) Five or fewer confirmed AI changes, with original sources, on mornings when something changed.A free source-linked morning brief. Rankings, research, tools, and data standards. Selectors, cost tools, and embeds Supported · Public rank #4 Updated August 15, 2026. Public scores include evidence status…...
How PDF & Document Parsers Actually Work Under the Hood
1+ hour, 4+ min ago (206+ words) Instead of saving Title or, the PDF encoder generates low-level drawing operators: decode("latin1"): PDF stream strings do not use UTF-8 by default; they use 8-bit string encodings (often WinAnsiEncoding or PDFDocEncoding). Using latin1 prevents Python decoding exceptions while preserving byte values....
Implementing Request Signing for API Security in Python
1+ hour, 50+ min ago (231+ words) API keys in headers are easy to steal. Request signing isn't. This post walks through HMAC-SHA256 request signing in Python, from the client-side signer to server-side verification with replay attack protection. Bearer tokens authenticate the caller. Request signing authenticates the…...
What Happens When You Click “Login”? Understanding Authentication for Beginners
1+ hour, 45+ min ago (1063+ words) It feels like a simple action. But what actually happens after you click that button? How does the website know that the email and password belong to you? Where does the password go? How does the server remember that you've…...
Sofya: The New Programming Language That's Easier Than Python
2+ hour, 6+ min ago (221+ words) Sofya is designed to be so simple (even simpler than Python) so that anyone can find programming easy and fun. But to prove my point, let us use an example. Let us say that we want to make a program…...
Idempotency and Retry in a Payment Core: Operations That Can't Be Duplicated and Can't Be Forgotten
2+ hour, 32+ min ago (25+ words) Idempotency and Retry in a Payment Core: Operations That Can't Be Duplicated and Can't Be... Tagged with fintech, performance, php, architecture....
What's actually inside an.eml file (and how to read one without Outlook)
2+ hour, 53+ min ago (227+ words) Someone forwards you an email as a.eml attachment. You double-click it, and… nothing useful happens. On Windows it tries to launch Outlook; on a work laptop with no mail client you get a wall of raw text. So what is…...