Allan questions

Allan answers

• How to capture this specific string using regular in shell?
• Regular Expression to end of line
• Exit status of $? using python when segmentation fault occured
• Why Linux rm -rf throws Invalid argument error?
• Regext to match capitalized word, and the surrounding +- 4 words
• Remove spaces between single character in string
• How can we remove word with repeated single character?
• Shell : Get a specific word under a sub section in yaml file
• sed print Nth character
• How to efficiently group pairs based on shared item?