if [ $# -eq 0 -o $# -gt 2] then echo " *** ! No arguments were supplied. *** !" echo " Usage example is: sudo myserver pathToYourFolder [URL]" echo "" echo " The first argument 'pathToYourFolder' is mandatory. It is the path to your mysite folder. Please use like ...
/bin/bash#TODO:# Need to figure out if I can launch all slurm jobs with "&" and let slurm handle the rest.# Add scratch removal logic to slurm file template. Makes more sense to do it per run in the file that actually runs gaussian.# Add commandline options for:# input folder (-...
In this example, the script first checks if ‘a’ is greater than ‘b’. If it’s not, it moves on to the ‘elif’ statement to check if ‘a’ is greater than ‘c’. If neither condition is met, it executes the ‘else’ statement, which in this case, prints ‘a is not greate...
Exercise 1: Write a bash shell script that checks the length of the string provided to it as an argument. If no argument is provided, it prints 'empty string'. Exercise 2: Write a shell script that checks whether a given file exists or not. You can provide the full file path as the...
How to check if a string is in an array? How to use the Bash ternary operator? How to negate an if condition in a Bash if statement? (if not command or if not equal) How to use the BASH_REMATCH variable with the Regular Expression Operator =~?
Print Usage and Exit if Arguments are Not Provided Posted on December 27, 2016by admin Use the following test in your shell scripts to: 1. verify the number of input values 2. display an error message if the number of input argument is not correct 3. exit a shell script with the err...
# Accepts 1 argument: # string containing descriptive error message # --- echo"${PROGNAME}:${1:-"Unknown Error"}"1>&2 exit1 } # Example call of the error_exit function. Note the inclusion # of the LINENO environment variable. It contains the current # line number. echo"Example ...
// only add `--shell` argument if non is provided by the user in their // config. This allows to the user to override the shell. See #1064. const userArgs = additionalArgs.join(' ') if (!(userArgs.includes('--shell') || userArgs.includes('-s '))) {...
When the argument [n] is not given, break terminates the innermost enclosing loop. The outer loops are not terminated: for i in {1..3}; do for j in {1..3}; do if [[ $j -eq 2 ]]; then break fi echo "j: $j" done echo "i: $i" done echo 'All Done!' Copyj...
Check to see if a variable is empty or not Create a new bash file, named, and enter the script below. The script above stores the first command-line argument in a variable and then tests the argument in the next statement. This script will print the first argument because it is not em...