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Difference between len() and .__len__()?
Is there any difference between calling len([1,2,3]) or [1,2,3].__len__() ?
4 Answers
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Ignore python multiple return value
...to return the first value, x = func()[1] to return the second, and so on.
If you want to get multiple values at a time, use something like x, y = func()[2:4].
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Let JSON object accept bytes or let urlopen output strings
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HTTP sends bytes. If the resource in question is text, the character encoding is normally specified, either by the Content-Type HTTP header or by another mechanism (an RFC, HTML meta http-equiv,...).
urllib should know how to encode the bytes...
How can I combine two HashMap objects containing the same types?
...hod. it does not help using try/catch block. what should i do? I am apply if condition, that if size==o then don't apply putAll else apply it and so on....
– Mavin
Nov 28 '10 at 23:38
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val() doesn't trigger change() in jQuery [duplicate]
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Only if they were changing the value to something that would fail their own validation, which would be silly.
– Leng
Jun 5 '13 at 17:21
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What is the correct file extension for GLSL shaders? [closed]
I'm learning glsl shading and I've come across different file formats. I've seen people giving their vertex and fragment shaders .vert and .frag extensions. But I've also seen .vsh and .fsh extensions, and even both shaders together in a single .glsl file. So I'm wondering if there is a st...
What's the fastest way to delete a large folder in Windows?
I want to delete a folder that contains thousands of files and folders. If I use Windows Explorer to delete the folder it can take 10-15 minutes (not always, but often). Is there a faster way in Windows to delete folders?
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How to create full compressed tar file using Python?
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Just as a note to readers, if you leave out arcname=os.path.basename(source_dir) then it'll give you the entire path structure of source_dir in the tar file (in most situations, that's probably inconvenient).
– Brōtsyorfuzthrāx
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How do I call an Angular.js filter with multiple arguments?
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Would have been nice if you just posted the filter in Javascript
– Obi
May 25 '14 at 4:57
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How do I enter RGB values into Interface Builder?
...en choose "RGB Sliders" from the drop-down list.
You can also use the magnifying-glass as a color picker to pick up an exact color from anywhere on the screen; also see @ken's excellent comment below clarifying how colorspaces work with the magnifying glass.
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