Why prefer the letter @ in command names?
44684
Macro naming best practice?
46218
is there an escape for '&' character in the command prompt?
25478
What does ${1+"$@"} mean in a shell script, and how does it differ from "$@"?
36359
What does $# mean in shell?
93920
What does @ mean in PHP?
61234
Difference between executing multiple commands with && and ;
4882
Why is it better to use "#!/usr/bin/env NAME" instead of "#!/path/to/NAME" as my shebang?
103258
Why do people use braces around the control sequence in \newcommand?
94755
Difference between "@id/" and "@+id/" in Android
83053
Difference between [square brackets] and *asterisk
87575
What does the “@@…@@” meta line with at signs in svn diff or git diff mean?
45816
What do $< and $@ represent in a Makefile?
35276
Why do I need to type `./` before executing a program in the current directory?
141407
Usage of dash (-) in place of a filename
2574
What does the @ mean in ls -l?
18722
Should I use $* or $@?
72725
What's the difference between \newcommand and \newcommand*?