Articles

No arguments about persistence this time. What we said at the Calories Tracker holds here too — persistence comes when the data is mature. We're there. So the dictionary bec…

The filtering we built, combined with the unique incremental ID, opens up a lot of options. For animal 235 we can apply additional functionality. That's exactly why we didn't go w…

Lassie is doing better. Time to find her a new home — and build the procedure for it.
Two things need to happen when an animal is adopted. Its status in our shelter file ch…

I once had a dog named Lassie. Not the breed, not the pedigree. Just pure love.
This one's for her.
Let's build the report.
We already know how to load data and hold it in dict…

Five rounds. A working shelter management system.
Two files. Two dictionaries. One ID that ties everything together.
Take a moment with that.
What you built is functional, stru…

Information has always needed protection.
Before encryption algorithms, before computers, before radio — there was the simple, urgent need to say something that only one pe…