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How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method
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The tilde operator isn't actually part of jQuery at all - it's a bitwise NOT operator in JavaScript itself.
See The Great Mystery of the Tilde(~).
You are getting strange numbers in your experiments because you are performing a bitwise log...
Get file name from URL
In Java, given a java.net.URL or a String in the form of http://www.example.com/some/path/to/a/file.xml , what is the easiest way to get the file name, minus the extension? So, in this example, I'm looking for something that returns "file" .
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Is there a point to minifying PHP?
...peed increase if you attempted to "minify" the source. You would get a major increase by using a bytecode cache like APC.
Facebook introduced a compiler named HipHop that transforms PHP source into C++ code. Rasmus Lerdorf, one of the big PHP guys did a presentation for Digg earlier this year tha...
How do you push a tag to a remote repository using Git?
I have cloned a remote Git repository to my laptop, then I wanted to add a tag so I ran
9 Answers
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^M at the end of every line in vim
When I am editing source files using vim and other editors sometimes at the end of the line I get these ^M characters at the end of each line. I think that it has something to do with editing a file in windows and then in linux. How can I remove all of these automatically?
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How can I make a div not larger than its contents?
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@leif81 You can use a span or a div or ul or anything else, the important part is for the container you would like to be minimum width have the CSS property display: inline-block
– miahelf
Nov 17 '11 at 8:23
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Install gitk on Mac
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Correct, the 1.7.12.4 (Apple Git-37) does not come with gitk. You can install a more recent version of git + git-ui as a separate formula by using brew. More thorough instructions located here: http://www.moncefbelyamani.com/...
Why use iterators instead of array indices?
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The first form is efficient only if vector.size() is a fast operation. This is true for vectors, but not for lists, for example. Also, what are you planning to do within the body of the loop? If you plan on accessing the elements as ...
Prevent HTML5 video from being downloaded (right-click saved)?
...cking and Save As. But then they could just disable JS and get around this or find the video source via the browser's debugger. Plus this is bad UX. There are lots of legitimate things in a context menu than just Save As.
You could also use custom video player libraries. Most of them implement vide...
In Python, when should I use a function instead of a method?
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My general rule is this - is the operation performed on the object or by the object?
if it is done by the object, it should be a member operation. If it could apply to other things too, or is done by something else to the object then it should be a function (or perhaps ...