Bash script to get ASCII values for alphabet
How do I get the ASCII value of the alphabet?
bash
Cron only occasionally sends e-mail on output and errors
On Debian 8.1, I’m using a Bash feature to detect whether the stackoverflow.com website is reachable:
Supply the same filename as argument to two commands
On a git conflict, I can currently do: git diff path/to/some/file.txt … after reviewing the diff, usually I want to do: git checkout –theirs path/to/some/file.txt && git add path/to/some/file.txt It’s painstaking to edit both paths each time, so I’d like to be able to do the following: git checkout –theirs <ref> && git add path/to/some/file.txt … Read more
Multiline shell script comments – how does this work?
Recently, I stumbled upon a multiline comment type I have never seen before – here is a script example:
What do the bash-builtins ‘set’ and ‘export’ do?
I am at a bit of a loss as to the purpose of set and export in Bash (and I guess probably other shells too).
Prompt for sudo password and programmatically elevate privilege in bash script?
I’m currently working on a bash script that installs and sets up various programs on a stock Linux system (currently, Ubuntu). Because it installs programs and copies a number of files to various folders that require elevated privileges, I’ve already done the standard “I need elevated privileges”-and-exit.
How to list the open file descriptors (and the files they refer to) in my current bash session
I am running in an interactive bash session. I have created some file descriptors, using exec, and I would like to list what is the current status of my bash session.
dircolors: modify color settings globaly
I understand ls uses dircolors to display colored output. dircolors has default database of colors associated with file extensions, which can be printed wiht the command
Quoting / escaping / expansion issue in “command in a variable”
I want to run a command such as this in a bash script:
Terminal vs bash?
I’m on a Mac but I think this is generally Unix-applicable. I’m in the process of learning shell scripting and there’s something I seem to be missing. When I’m in the ordinary terminal, I can use scripting syntax like for loops and such in conjunction with commands to do stuff. But….bash opens an interpreter for … Read more