I am writing a shell script that summarizes large amounts of data and would like to display the sum values with thousands separators. By default I just get a long stream of digits. What’s a smart way to solve this in a shell script?
I have a few hundred text files from an old research project and want to release them to a public domain site. Before I do so, however, I want to replace people’s names for privacy. So “Rick Deckard” or “Rick” or “Deckard” would become “Richard”, and so on. Help!
I’ve become quite interested in the process of producing random passwords. I’d like to write my own Linux script to generate passwords! Can you offer me an example?
I’ve been wondering whether New Year’s Day is more likely to occur on a weekday or weekend day. I mean, on a day by day basis. In other words, is it more likely to occur on a Wednesday or Saturday?
I want to write a simple rock-paper-scissors game as a shell script for my Linux system. Can you step me through the process?
My boss wants to have a simple tool that lets her quickly see how long someone’s been logged in to our Linux server. I figure a quick shell script, but I’m not sure how to code it. Note: Everyone has to log out at the end of the day, so it’s always going to be no more than 8 hours.
I’m learning how to write shell scripts on my Mac OS X Mavericks system and would like to identify and extract specific information from the EXIF information in photos. Is that possible from the Bash shell command line?
Someone sneaks into my cubicle while I’m at lunch and takes candy out of my desk. Petty, but stupid too. I want to set up something so that my webcam on my iMac takes photos every few seconds while I’m away from my desk so I can catch the culprit! How can I do that in a stealthy manner while the computer is otherwise asleep?
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