Reverse-Engineering SEC EDGAR’s Full-Text Search API (efts.sec.gov)
The SEC EDGAR full-text search runs on an undocumented efts.sec.gov JSON endpoint with no API key. Here is how to query it from Python, paginate results, and avoid…
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How EXIF GPS Data Is Stored in a JPEG — A Byte-Level Teardown
How a JPEG hides your GPS coordinates, decoded byte by byte, plus a 40-line browser parser and the cleanest way to strip EXIF without recompressing.
I Built a $20 Wi-Fi Desk Stock Ticker with an ESP32-C6 (No Soldering, No Code)
Build a Wi-Fi desk stock ticker for under $20 with an ESP32 — live prices, day change, and an intraday chart. No soldering, no code. Here is exactly…
Free Number Base Converter Online — Binary, Hex, Octal, Decimal
Convert numbers between binary, octal, decimal, and hexadecimal instantly. Free online base converter for programmers. Runs in your browser, no signup.
Free Text Case Converter Online — UPPERCASE, lowercase, Title & camelCase
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and kebab-case instantly. Free online tool, runs in your browser.
Free Password Generator Online — Create Strong Random Passwords Instantly
Generate strong, secure random passwords online for free. Customize length, symbols, numbers, and uppercase. Cryptographically secure, runs in your browser. No signup.