- What does set -e mean in a Bash script? - Stack Overflow
By default, Bash does not do this This default behavior is exactly what you want if you are using Bash on the command line you don't want a typo to log you out! But in a script, you really want the opposite If one line in a script fails, but the last line succeeds, the whole script has a successful exit code That makes it very easy to miss
- What does $# mean in bash? - Ask Ubuntu
Furthermore, when you use bash -c, behavior is different than if you run an executable shell script, because in the latter case the argument with index 0 is the shell command used to invoke it
- How to compare strings in Bash - Stack Overflow
Bash always seemed backward with numeric evaluations using an operator consisting of a string (-eq) and string comparisons using a numeric operator "==" or "=" just you mess you up If you ask me I'd say the problem is the distro swapping out bash That is just my opinion, but this is my fix
- Bash test: what does =~ do? - Unix Linux Stack Exchange
I realize you said “read the bash man pages” but at first, I thought you meant read the man pages within bash At any rate, man bash returns a huge file, which is 4139 lines (72 pages) long
- shell - Difference between sh and Bash - Stack Overflow
When writing shell programs, we often use bin sh and bin bash I usually use bash, but I don't know what's the difference between them What's the main difference between Bash and sh? What do we
- How do I iterate over a range of numbers defined by variables in Bash?
Related discusions: bash for loop: a range of numbers and unix stackexchange com - In bash, is it possible to use an integer variable in the loop control of a for loop?
- bash - How do I use a regex in a shell script? - Stack Overflow
Using Bash's own regex-matching operator, =~, is a faster alternative in this case, given that you're only matching a single value already stored in a variable:
- bash - Shell equality operators (=, ==, -eq) - Stack Overflow
533 = and == are for string comparisons -eq is for numeric comparisons -eq is in the same family as -lt, -le, -gt, -ge, and -ne == is specific to bash (not present in sh (Bourne shell), ) Using POSIX = is preferred for compatibility In bash the two are equivalent, and in sh = is the only one that will work
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