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Changing case in Vim
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Visual select the text, then U for uppercase or u for lowercase. To swap all casing in a visual selection, press ~ (tilde).
Without using a visual selection, gU<motion> will make the characters in motion uppercase, or use gu<motion> for lowercase.
For more of these, see Secti...
Get a list of all git commits, including the 'lost' ones
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Not particularly easily- if you've lost the pointer to the tip of a branch, it's rather like finding a needle in a haystack. You can find all the commits that don't appear to be referenced any more- git fsck --unreachable will do this for you- but that will include commits tha...
django - why is the request.POST object immutable?
As the title asks, why did the Django guys decide to implement the request.POST object with a querydict (which, of course, in turn, makes the whole thing immutable?)
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How can I set a website image that will show as preview on Facebook?
When you share a link on facebook it will automatically find images on the website and randomly picks one as a preview. How can you influence the preview image? When a person shares the website link on his facebook?
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jQuery textbox change event doesn't fire until textbox loses focus?
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Binding to both events is the typical way to do it. You can also bind to the paste event.
You can bind to multiple events like this:
$("#textbox").on('change keyup paste', function() {
console.log('I am pretty sure the text box...
Rebuild or regenerate 'ic_launcher.png' from images in Android Studio
When one first creates a new project, that dialog lets you point
to some external .PNG file, and then when that dialog completes,
it generates 4 different pixel-sizes of images for use as
a launcher-icon.
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Is there an equivalent of 'which' on the Windows command line?
...s hidden (shadowed) by another program (earlier on the path), I would like to be able to find the full path to a program on the Windows command line, given just its name.
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Integer division with remainder in JavaScript?
...rom many other languages), which is perhaps not desired: 3.5 % 2 evaluates to 1.5. Make sure to handle (parseInt, floor, etc.) as required
– user166390
Nov 19 '10 at 19:09
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How to make a flat list out of list of lists?
I wonder whether there is a shortcut to make a simple list out of list of lists in Python.
42 Answers
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What is the meaning of “__attribute__((packed, aligned(4))) ”
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Before answering, I would like to give you some data from Wiki
Data structure alignment is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding.
When a moder...