Blog
Guides on the everyday developer tools you Google every month — JSON, regex, JWT, cron, URL encoding.
- 5 min read
Cron expressions explained (for people who forget them every time)
The five fields, the special characters, and the schedules everyone actually uses. A field guide for anyone who Googles 'cron every 5 minutes' more than once a month.
- 5 min read
How to generate a strong password (and why length beats symbols)
The math behind password strength, the myth of the special-character requirement, and how modern password managers changed the whole equation.
- 6 min read
JWT explained: what actually goes inside that token
Every login flow you touch these days involves JWTs, but 'JSON Web Token' hides a lot. Here's the three-part structure, the security pitfalls, and when not to use them.
- 6 min read
The regex cheat sheet every JavaScript developer actually needs
Forget lookbehind edge cases. Here are the 15 patterns you'll use in real code — validation, extraction, replacement — with the JavaScript-specific gotchas.
- 5 min read
Why your JSON won't parse (and how to fix it in 30 seconds)
Trailing commas, unquoted keys, single quotes, comments — the five errors that break 90% of hand-written JSON, and how to catch them without a build step.