Koleksi dan String
Dictionary, set, tuple, dan cara mengolah string. Tipe data yang baru kepakai begitu program berhenti menyimpan satu nilai saja.
Tulisan
1
Python Dictionaries: the Key That Isn't There
A word counter dies the first time it meets a word twice. The fix is one line; what takes longer is knowing which of a dict's three lookups to reach for.
2
Python Sets: the Duplicate That Keeps Coming Back
A de-duplication loop that works on clean data leaves four tags where there should be two. The bug is case, and the fix is a set.
3
Python Tuples: Why All Three Points Are the Same Point
Three points walk into a loop and come out identical. The list was never copied three times; the name was. A tuple makes that bug impossible.
4
Python Strings: the Badge That Only Worked for One Name
The badge script printed the right name for the person who wrote it and the wrong name for everybody else. Slicing counts characters, and a name is words.