Two languages in one database, without the mess
Parallel columns or a translation table? The difference only shows up at the third language — but then it shows up loudly.
Web development
Code, architecture, and the decisions behind them.
Image uploads without surprises
The extension means nothing, and the MIME type the browser sends means even less. What is left is re-encoding.
The cheapest cache is the work you do not repeat
Before you install Redis, ask how many times a day the data actually changes.