Articles

The problem...
Your loop runs. But the output is wrong. Or it crashes. Or it does nothing at all.
These are the mistakes almost every beginner makes with for. At least once.
Mi…

The idea!
You've covered a lot. for loops, range(), counters, enumerate(), zip().
This is your reference. Everything in one place.
Come back here whenever you need a reminder.
…

for every article read: something new.
for every example run: a pattern recognized.
for every mistake made: a lesson that sticks.
That's not just how loops work. That's how lea…

The problem...
Your loop processes every item the same way. Every time. Without exception.
But real programs don't work like that. Sometimes you need to act on some items and ig…

The problem...
You're writing a loop. You need the structure to exist — but you're not ready to fill it in yet.
So you leave it empty. Python throws an error.
for letter …

The problem...
You're looping through a sequence. Most items — you process. Some items — you want to skip.
Right now you have no clean way to do that. The loop runs …