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Git status ignore line endings / identical files / windows & linux environment / dropbox / mled
...other at repository.
Example output:
$ ./gitstatus.sh
application/script.php NOT IDENTICAL
application/storage/logs/laravel.log NOT IDENTICAL
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Count occurrences of a char in plain text file
...rep -o f <file> | wc -l
Note: Besides much easier to remember/duplicate and customize, this is about three times (sorry, edit! botched the first test) faster than Vereb's answer.
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List submodules in a Git repository
...dule path and the URL it refers to.
For example, from root of repository, cat .gitmodules will print contents to the screen (assuming you have cat).
Because .gitmodule files have the Git configuration format, you can use git config to parse those files:
git config --file .gitmodules --name-only -...
Read lines from a file into a Bash array [duplicate]
...tabs, just newlines/CR
$ IFS=$'\r\n' GLOBIGNORE='*' command eval 'XYZ=($(cat /etc/passwd))'
$ echo "${XYZ[5]}"
sync:x:5:0:sync:/sbin:/bin/sync
Also note that you may be setting the array just fine but reading it wrong - be sure to use both double-quotes "" and braces {} as in the example above
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Apply multiple functions to multiple groupby columns
... second half of the currently accepted answer is outdated and has two deprecations. First and most important, you can no longer pass a dictionary of dictionaries to the agg groupby method. Second, never use .ix.
If you desire to work with two separate columns at the same time I would suggest using ...
Parallelize Bash script with maximum number of processes
...k and we then want foo.jpeg and foo.out removed from the remote computer:
cat list_of_files | \
parallel --trc {.}.out -S server1,server2,: \
"my_script {} > {.}.out"
GNU Parallel makes sure the output from each job does not mix, so you can use the output as input for another program:
some-co...
Using module 'subprocess' with timeout
...nux) in the context of an Apache module (like mod_python, mod_perl, or mod_php), I've found the use of signals and alarms to be disallowed (presumably because they interfere with Apache's own IPC logic). So to achieve the goal of timing out a command I have been forced to write "parent loops" which ...
Passing arguments to “make run”
...
run:
@echo ./prog $$FOO
Usage:
$ make run FOO="the dog kicked the cat"
./prog the dog kicked the cat
or:
$ FOO="the dog kicked the cat" make run
./prog the dog kicked the cat
Alternatively use the solution provided by Beta:
run:
@echo ./prog $(filter-out $@,$(MAKECMDGOALS))
%:
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Add a prefix string to beginning of each line
...
If your prefix is a bit complicated, just put it in a variable:
prefix=path/to/file/
Then, you pass that variable and let awk deal with it:
awk -v prefix="$prefix" '{print prefix $0}' input_file.txt
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Debugging sqlite database on the device
I am presently working on an WiFi application for Android. I am having trouble trying to access the database on the device. Debugging in the emulator doesn't work for me, because there is no WiFi support in the emulator. I tried pulling the database file out of the device by using
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