Web Development
9 Algorithms Every Developer Should Know
Searching, sorting, hashing, dynamic programming, recursion: nine foundational families of algorithms and where they actually show up in daily work.
15 Jan 2022 Read more
Fundamentals
Groundwork for beginners, explained from first principles.
6 posts carry this tag.
Web Development
Building a Real-time Clock with JavaScript
A date and time display that updates every second, plus the two bugs almost everyone writes on their first attempt.
1 Aug 2021 Read more
DevOps & Cloud
Reviewing and Reusing Old Commands in Linux with history
The history command and the shortcuts around it, so you never have to type a long command a second time.
28 Jul 2021 Read more
DevOps & Cloud
21 Linux Commands to Remember for Managing a VPS
The baseline command set for getting around a Linux server with nothing but a shell, grouped by what you are trying to do rather than alphabetically.
24 Jul 2021 Read more
Web Development
Summing the Digits of a Number in PHP
A basic PHP exercise with three different solutions, and why the modulo version is the one actually worth learning.
21 Jul 2021 Read more
Web Development
Path and URL Functions in WordPress
Telling filesystem paths and URLs apart in WordPress, and picking the right function for each case instead of building strings by hand.
21 Jul 2021 Read more