Converting data types is a common task in programming. In Python, we often need to convert integers to strings – for example, to display a number in a certain format or concatenate it with other ...

Pythonでデータを出力したExcelファイル、便利だけど、開いてみたら日付がただの文字列だったり、数値に桁区切りのカンマがなくて読みにくかったり…。そんな経験はありませんか？データの見栄えを整えるために、結局手作業で書式設定し直すのは ...

arr = [num[i:i+3] for i in range(len(num)) if len(num[i:i+3]) == 3 and len(set(num[i:i+3])) == 1] ...

I have a string of 1s and 0s that represents a binary number (e.g. '00101101'). How would I convert that to an actual num? If I use int(), Python assumes decimal and creates a number that's much, much ...