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How to modify a specified commit?
...t into the stage. Now pick and commit any files as you wish. This flow is quite well explained in "git-rebase" man page. See section "Splitting commits". bit.ly/d50w1M
– Diego Pino
Mar 15 '10 at 19:18
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Check if an apt-get package is installed and then install it if it's not on Linux
... was installed, type:
dpkg -s <packagename>
You can also use dpkg-query that has a neater output for your purpose, and accepts wild cards, too.
dpkg-query -l <packagename>
To find what package owns the command, try:
dpkg -S `which <command>`
For further details, see articl...
jQuery vs document.querySelectorAll
I heard several times that jQuery's strongest asset is the way it queries and manipulates elements in the DOM: you can use CSS queries to create complex queries that would be very hard to do in regular javascript .
However , as far as I know, you can achieve the same result with document.querySele...
How to detect the device orientation using CSS media queries?
...screen and (orientation:landscape) { … }
The CSS definition of a media query is at http://www.w3.org/TR/css3-mediaqueries/#orientation
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How to fix corrupted git repository?
...ss ${url_base} before continuing"
if ! wget -p "${url_base}" -O /dev/null -q --dns-timeout=5 --connect-timeout=5 ;
then
echo "Unable to reach ${url_base}: Aborting before any damage is done" >&2
exit 4
fi
echo
echo "This operation will replace the local repo with the remote at:"
echo...
How to open every file in a folder?
...nswer is a dupe of the pre-existing "how to list all files in a directory" Q and A's
– Hack-R
Jun 11 '17 at 19:26
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What is the difference between a Docker image and a container?
...a Docker registry such as registry.hub.docker.com. Because they can become quite large, images are designed to be composed of layers of other images, allowing a minimal amount of data to be sent when transferring images over the network.
Local images can be listed by running docker images:
REPOSIT...
Is this a “good enough” random algorithm; why isn't it used if it's faster?
I made a class called QuickRandom , and its job is to produce random numbers quickly. It's really simple: just take the old value, multiply by a double , and take the decimal part.
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Adding a regression line on a ggplot
... answered Oct 12 '18 at 5:12
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Finding what branch a Git commit came from
...ng each hash to see if it contains the desired commit or not.
Find a subsequent merge commit
This is workflow-dependent, but with good workflows, commits are made on development branches which are then merged in. You could do this:
git log --merges <commit>..
to see merge commits that hav...