Collections and StringsPython 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.
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Collections and StringsPython 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.
Collections and StringsPython 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.
Collections and StringsPython 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.
Artificial IntelligenceBiar RAG nggak kena 504: pisahin jalur query dan ingestion
Satu service RAG yang merangkap parsing dan menjawab kueri bakal tumbang pas ada yang upload PDF 200 halaman. Obatnya dua jalur dan satu queue.
Artificial IntelligenceLinear atau graf: cara mengatur banyak agent tanpa loop abadi
Satu agent dengan dua puluh tool gampang kacau. Begitu beberapa agent saling revisi, kamu butuh graf yang mendukung cycle dan angka yang membuatnya berhenti.