Walter A questions

Walter A answers

• how to insert ctrl+d into my linux script?
• How to use bc in bash if statement?
• How to check if all the paths on every line of a file is a valid path in Bash?
• Software versioning in large-scale systems
• Match strings with certain number of unique characters in bash
• Calling bash script inside AWS CodeBuild: script could not be found
• How to cycle through a small set of options within a for loop?
• How to convert time period string in sleep format to seconds in bash
• How to start a shell script from a specific line?
• uniq -c without additional spaces