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How to count number of files in each directory?
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Assuming you have GNU find, let it find the directories and let bash do the rest:
find . -type d -print0 | while read -d '' -r dir; do
files=("$dir"/*)
printf "%5d files in directory %s\n" "${#files[@]}" "$dir"
done
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Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...code on, using the Pointer Lock API.
I forked this pointer-lock-demo repo and modified it to add a random movement element.
Here is the link to my GitHub page: https://aristocrates.github.io/pointer-lock-demo
And here is the link to my repo: https://github.com/aristocrates/pointer-lock-demo
The j...
How should I use git diff for long lines?
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The display of the output of git diff is handled by whatever pager you are using.
Commonly, under Linux, less would be used.
You can tell git to use a different pager by setting the GIT_PAGER environment variable. If you don't mind about paging (for example, your t...
How to show a GUI message box from a bash script in linux?
... want. It's specifically designed for displaying GTK dialogs from the command line, and it's available as an Ubuntu package.
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How to show particular image as thumbnail while implementing share on Facebook?
...the Facebook Lint page got the image into Facebook.
Enter your URL here and FB will update the metadata from your page:
https://developers.facebook.com/tools/debug (updated link)
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A weighted version of random.choice
I needed to write a weighted version of random.choice (each element in the list has a different probability for being selected). This is what I came up with:
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Changing the image source using jQuery
...id the trick. .destroy() doesn't go nearly far enough. Nuking all the html and than init again actually works when swapping out images of various sizes and such.
– Matt J.
Apr 11 '14 at 16:36
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SVN+SSH, not having to do ssh-add every time? (Mac OS)
I know the answer is out there, but I'm pretty Unix-dumb and probably wouldn't recognize the solution if it hit me in the face.
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CSS force image resize and keep aspect ratio
I am working with images, and I ran across a problem with aspect ratios.
23 Answers
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Using port number in Windows host file
...ws as well as on Unix-like systems). You cannot put port numbers in there, and there is no way to do what you want with generic OS-level configuration - the browser is what selects the port to choose.
So use bookmarks or something like that.
(Some firewall/routing software might allow outbound port...