Prevent glob expansion in foo="*"; echo $foo
178
Why does my shell script choke on whitespace or other special characters?
71844
\string command behavior - Plain TeX
56690
Regular expressions VS Filename globbing
96253
Why is bash not storing commands that start with spaces?
28310
Bad substitution: no closing "`" in a heredoc / EOF
105006
What is wrong with “echo $(stuff)” or “echo `stuff`”?
65149
How to get bash to stop escaping $ during tab completion?
129350
What is the meaning of ${GZIP_BINDIR-'/bin'} in bash?
158457
Using | pipe character from a $variable makes it treat as just another argument in bash; how to escape it?
128374
what is $$ in bash?
152554
Demystifying the Perl glob (*)
47849
Why does shell Command Substitution gobble up a trailing newline char?
61388
Preserve Quotes in bash arguments
18438
Spaces in variable assignments in shell scripts
136221
How can I pass filenames with spaces as arguments?
53016
Bash One Liner: copy template_*.txt to foo_*.txt?
10942
How to check if a glob has an expansion?