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How to modify a global variable within a function in bash?
... sure due to printf %q - this might be a bash 4 feature.
Summary
Your example can be modified as follows to archive the desired effect:
# Add following 4 lines:
_passback() { while [ 1 -lt $# ]; do printf '%q=%q;' "$1" "${!1}"; shift; done; return $1; }
passback() { _passback "$@" "$?"; }
_captu...
How can I recall the argument of the previous bash command?
...(which is most key binding related stuff outside of bash): tiswww.cwru.edu/php/chet/readline/rltop.html#TOCDocumentation
– Chris
Aug 19 at 0:17
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How do I parse command line arguments in Bash?
...
Last line of file specified as non-opt/last argument:
#93.184.216.34 example.com
Bash Equals-Separated (e.g., --option=argument) (without getopt[s])
Usage demo-equals-separated.sh -e=conf -s=/etc -l=/usr/lib /etc/hosts
cat >/tmp/demo-equals-separated.sh <<'EOF'
#!/bin/bash
for i in...
Python multiprocessing PicklingError: Can't pickle
...the one you posted:
Exception in thread Thread-2:
Traceback (most recent call last):
File "/usr/lib/python2.7/threading.py", line 552, in __bootstrap_inner
self.run()
File "/usr/lib/python2.7/threading.py", line 505, in run
self.__target(*self.__args, **self.__kwargs)
File "/usr/lib/p...
Normalizing mousewheel speed across browsers
For a different question I composed this answer , including this sample code .
10 Answers
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How to find encoding of a file via script on Linux?
I need to find the encoding of all files that are placed in a directory. Is there a way to find the encoding used?
17 Answe...
Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
...lt by this. Here's how to add it to OSX: http://hints.macworld.com/article.php?story=20021017065800302
– Micer
Nov 5 '13 at 0:09
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show 2 mo...
PHP - concatenate or directly insert variables in string
I am wondering, What is the proper way for inserting PHP variables into a string?
This way:
14 Answers
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Why aren't pointers initialized with NULL by default?
Can someone please explain why pointers aren't initialized to NULL ?
Example:
15 Answers
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Rebasing a branch including all its children
...hild"
if ( git merge-ff -q "$child" "$parent" 2> /dev/null && echo "Fast-forwarded $child to $parent." ) || \
git rebase --onto "$parent" "$REF_NAMESPACE/$parent" "$child"; then
echo "Successfully rebased $child onto $parent"
else
...