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News
Web Traffic Inspector Dash
5+ hour, 42+ min ago (19+ words) Mischievous Behavior Detected 🔎 It all started when I discovered an anonymous user was... Tagged with webdev, security, cybersecurity, analytics....
Architecting for Privacy: Building a 100% Offline Geofencing Engine on Android
6+ hour, 27+ min ago (1624+ words) The mid-afternoon sun was hitting the mosque floor, and the room was entirely silent, save for the rhythmic breathing of those in prayer. I had double-checked my phone before entering. Or so I thought. Halfway through the second rak'ah, a…...
Playwright email verification can pass for the wrong reason: six checks for a trustworthy test
7+ hour, 2+ min ago (575+ words) We deliberately made an email-verification test finish on the wrong account. The page said Email verified. Playwright passed. Then we added an assertion for which account had been verified. The same scenario failed. This was a controlled browser experiment with…...
Your AWS NAT gateway is costing you $1,800+ a month. Here's why and how to fix it.
8+ hour, 52+ min ago (584+ words) This post is the practical fix. We'll cover where the cost actually comes from, three patterns that cut it (VPC endpoints, IPv6 egress, NAT instance), and the platform-level move that handles all three for you. A NAT gateway has two pricing…...
Manage Telegram Bot Operations with Yii2 Console Commands
13+ hour, 9+ min ago (164+ words) It does not handle real-time inbound update parsing or HTTP request lifecycle management, which remain the responsibility of web controllers or asynchronous queue consumers. To execute these actions on a server, use the default Yii CLI bootstrap binary yii from…...
Validate Telegram Login Widget Auth Payloads in PHP and Yii2
13+ hour, 8+ min ago (229+ words) Integrating the official Telegram Login Widget allows users to authenticate on a web application using their Telegram account. When a user authorizes via the widget, Telegram passes authentication parameters (such as id, first_name, username, auth_date, and hash) back to your specified redirect…...
Execute Telegram sendMessage Requests in Raw PHP: Timeouts, JSON Parsing, and HTML Sanitization
13+ hour, 9+ min ago (172+ words) In this tutorial, we will build a production-ready PHP function to execute sendMessage requests over cURL. We will cover network timeouts, HTTP status validation, JSON decoding safety, Telegram-level error handling, and escaping dynamic strings when sending HTML-formatted messages. We will…...
Ping Works, but HTTPS Doesn't: How to Find What Actually Broke
19+ hour, 24+ min ago (851+ words) You've probably seen this before: So the network works, right? Or your browser spins forever. This is one of the most common traps in network troubleshooting: treating a successful ping as proof that "the network is fine." ping answers one…...
Testing email verification flows in Playwright without a mail server
19+ hour, 18+ min ago (682+ words) Most signup tests die at the same line. The form submits, the app renders "check your email", and the test has nowhere to go. You can assert the confirmation screen appeared, but everything after it — the code entry, the activated…...
Never trust a payment webhook on its first word
19+ hour, 49+ min ago (459+ words) A payment webhook is, structurally, a stranger sending your server a POST that says "this person paid." If your handler believes it, anyone who can reach that URL can mark orders as paid. In Saturdays, where PhonePe settles real money…...