From AltschoolAfrica Student to Software Engineer Intern: A Personal Account of My Internship Journey
How I got my first software engineer role and my experience so far...

Search for a command to run...
How I got my first software engineer role and my experience so far...

Building software used to be slow enough to make you think. That's not a complaint. The friction was a feature. Before your team committed to anything, they had to justify it, refine it, and argue abo

How Digital Communication Really Works

You write a query. The database runs it. You get your result. Simple, right? Not quite. Before your query ever runs, the database is already making decisions behind the scenes. It evaluates different

You run a query, and it feels slow. You tweak the SQL. Add a condition. Rearrange a join. Sometimes it helps. Sometimes nothing changes. At this point, many developers are guessing. But the database i

How Databases Optimize Performance

When you write a query like: SELECT * FROM users WHERE id = 10; it feels simple. You send a request, and the database returns the result. But behind that one line of SQL, a lot is happening. The data

In a traditional database system, data is usually stored in one primary location. When a user updates information, everyone reading from that database sees the same result almost immediately. Distribu

Most applications today depend on data being available at all times. Users expect to log in, view information, make payments, send messages, or place orders without interruption. If a database server
