I am an IT project manager at an administration, and worked as software engineer before.
Here are some of the answers I found most useful or fun (not necessarily accepted, nor highest voted):
- Algorithm - Fastest way to sort an array only using these blackbox functions?
- Algorithm - Minimum number of steps to reduce number to 1
- Algorithm - Solve a maze with n balls
- Algorithm - Optimise finding time-based events
- Algorithm - Fastest way to check if a number is a vampire number?
- PHP - How to get
- PHP - How to create a pagination bar with "..." fillers
- MySql - How to create a hierarchical recursive query?
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