Josh Jolly questions

Josh Jolly answers

• Linux sed replace a string - Can someone explain this error?
• How to show file and folder size in ls format
• Downloading json file from json file curl
• Bash - Awk sort -n not sorting
• Regex formatting using grep
• How to generate consecutive week range dates for n past weeks
• Generate random password for postgresql in bash
• Find duplicate elements in associative array with non consecutive index
• sed - Piping a string before the last line in a file
• How to check if the directory is symlink in chef