parameter-expansion Examples and Free Source Code

Create URL friendly slug with pure bash?...

bash slug parameter-expansion

create new directory with incremental version using bash...

linux bash awk scripting parameter-expansion

parameter expansion default ":=" vs "=" vs ":-" vs "-"...

bash shell parameter-expansion

"${line//END}" != "$line" - what does it do...

string bash while-loop parameter-expansion

Script runs when executed but fails when sourced...

bash zsh parameter-expansion

Concatenate multiple files based on similar ID in a loop...

bash loops concatenation cat parameter-expansion

Combine expressions and parameter expansion in bash...

bash arithmetic-expressions parameter-expansion

How to store sed arguments in variable for parameter substitution in BASH...

bash shell sed parameter-expansion

In Bash, is there a way to expand variables twice in double quotes?...

linux bash parameter-passing variable-expansion parameter-expansion

How can I suppress globbing in parameter expansion?...

bash glob parameter-expansion

How to apply multiple parameter expansion in BASH for a single output?...

bash linux-kernel redhat command-substitution parameter-expansion

How can I just extract one underbar-separated field from a filename?...

bash filenames parameter-expansion

Why does ${##parameter} always return 0?...

bash shell parameter-expansion

printf interpretation of newline characters with parameter expansion string replacement...

string bash shell parameter-expansion

In C++, is it bad practice to use a parameter pack as an initializer list?...

c++class variadic-templates parameter-expansion

Anyone can explain to me ip="${ip:-${default_ip}}...

bash parameter-expansion

what's the meaning of "${0##*[\\/]}" in shell?...

bash parameter-expansion

Name for ${...} constructs (for strings and arrays) in bash?...

bash parameter-expansion

What does the statement, f2=${f%????} , mean?...

bash parameter-expansion

Nested parameter expansion not working as expected...

zsh variable-expansion parameter-expansion

Bash - Expanding a variable into another variable name...

bash variable-expansion parameter-expansion

How to keep/remove numbers in a variable in shell?...

bash zsh parameter-expansion

What is the meaning of opts=${1:+--host $1} in bash?...

bash parameter-expansion positional-parameter

Compile query from raw string (without using .text(...)) using Sqlalchemy connection and Postgres...

python postgresql sqlalchemy psycopg2 parameter-expansion

Bash parameter expansion can't match spaces in variables like $* and $@...

bash shell parameter-expansion

Is it possible to resolve SC2001 ("See if you can use ${variable//search/replace} instead"...

bash parameter-expansion shellcheck

Value of var is not shown when concatenating $ and var --> $var...

bash parameter-expansion

Bash 4.4 prompt escape for number of jobs currently running...

bash special-characters operator-keyword parameter-expansion

double quotes in zsh parameter expansion...

zsh double-quotes parameter-expansion

Reason for inconsistent behavior of single quotes during BASH parameter expansion?...

bash shell quotes quoting parameter-expansion