Regex 101

-You will spent your whole life relearning regex, there is a beginning, but never and end. Last year I participated in some small code problems and practised some regex. I got used to it and feel quite good at it. And today I had to use it again. I had the following dataframe: product attributes 1 (SIZE-36) 2 (COLOR-RED) 3 (SIZE-38, COLOR-BLUE) 4 (COLOR-GREEN, SIZE-39) A wonderful set of string merged with properties that could vary. And we wanted one column for each: Read more