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vim command to restructure/force text to 80 columns
...or your example.
$ echo -e 'long line is long!\nshort' > 3033423.txt
$ cat 3033423.txt
long line is long!
short
$ fmt -w 13 3033423.txt
long line is
long! short
$ par 13gr 3033423.txt
long line is
long! short
To use from inside Vim:
:%! fmt -w 13
:%! par 13gr
You can also set :formatprg to...
Convert ArrayList to String[] array [duplicate]
...
According to Joshua Bloch in Effective Java, preallocating the array harms performance. Provide a zero-length array instead. stockList.toArray(new String[0])
– Crashh
Mar 10 '18 at 3:20
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Push existing project into Github
...so, I think you can no longer just do git add ., you should change that to cat "# reponamehere" >README.md and then git add README.md. That's how the GitHub documentation says to do it
– MD XF
Oct 30 '16 at 0:54
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Unable to set data attribute using jQuery Data() API
...bedded dashes was changed in jQuery 1.6 to conform to the W3C HTML5 specification.
So for <div data-role="page"></div> the following is true $('div').data('role') === 'page'
I'm fairly sure that $('div').data('data-role') worked in the past but that doesn't seem to be the case any mor...
A non-blocking read on a subprocess.PIPE in Python
... edited Nov 20 '13 at 2:41
Catskul
14.9k1212 gold badges7171 silver badges108108 bronze badges
answered Nov 27 '09 at 21:33
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How to find/identify large commits in git history?
...of the object, compressed, inside the pack file."
output="size,pack,SHA,location"
allObjects=`git rev-list --all --objects`
for y in $objects
do
# extract the size in bytes
size=$((`echo $y | cut -f 5 -d ' '`/1024))
# extract the compressed size in bytes
compressedSize=$((`echo $y |...
Git rebase: conflicts keep blocking progress
... restore the original branch and stop rebasing run "git rebase --abort".
$ cat version.txt
<<<<<<< HEAD
v1.4-alpha-04
=======
v1.4-alpha-03
>>>>>>> v4
We resolve the conflict by selecting the master content of version.txt. We add the file and try to contin...
Timeout command on Mac OS X?
...lp/examples:
timeout.sh
#!/usr/bin/env bash
function show_help()
{
IT=$(cat <<EOF
Runs a command, and times out if it doesnt complete in time
Example usage:
# Will fail after 1 second, and shows non zero exit code result
$ timeout 1 "sleep 2" 2> /dev/null ; echo \$?
142
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Detect if called through require or directly by command line
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As I indicated, the official way that is documented is the one @nicolaskruchten outlined. This is just an alternative, no need to switch accepted answer. Both work.
– Thorsten Lorenz
Mar 6 '13 at...
HMAC-SHA1 in bash
...ave your json data in a file you could simply do this: hash_hmac "sha1" "$(cat your-json-file)" "key". Alternatively you could just pipe your file through openssl dgst without using this hash_hmac function.
– Martin
Aug 12 '18 at 11:27
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