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TypeError: 'NoneType' object is not iterable in Python

... Correct, But the common scenario author intended here is totally to skip the for loop instead of raising an exception. Python's design is flawed here. When None is treated as an iterable it must return empty list at least. This exception never helped anyone in real life other than m...
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How to make Eclipse behave well in the Windows 7 taskbar?

All other apps that can be pinned to the taskbar behave well. But Eclipse doesn't show recently open projects when I right click it. It also doesn't allow to pin some projects inside it. Note that I have the JS version of Eclipse Helios. Which spawns a new and different taskbar icon after loading. ...
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Git fails when pushing commit to github

...o (edited- or the size of a particular file) you are trying to push. Basically I was able to create new repos and push them to github. But an existing one would not work. The HTTP error code seems to back me up it is a 'Length Required' error. So maybe it is too large to calc or greated that the ...
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Ruby on Rails: Delete multiple hash keys

...re unaware of the Hash#except method ActiveSupport adds to Hash. It would allow your code to be simplified to: redirect_to my_path(params.except(:controller, :action, :other_key)) Also, you wouldn't have to monkey patch, since the Rails team did it for you! ...
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How can I make the computer beep in C#?

... information refer http://msdn.microsoft.com/en-us/library/8hftfeyw%28v=vs.110%29.aspx share | improve this answer | follow | ...
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Why is it impossible to override a getter-only property and add a setter? [closed]

Why is the following C# code not allowed: 16 Answers 16 ...
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“Bitmap too large to be uploaded into a texture”

... All rendering is based on OpenGL, so no you can't go over this limit (GL_MAX_TEXTURE_SIZE depends on the device, but the minimum is 2048x2048, so any image lower than 2048x2048 will fit). With such big images, if you want to...
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Email validation using jQuery

...ming more common this regex may need modifying .systems and .poker etc are all valid TLDs now but would fail the regex check – Liath Sep 5 '14 at 7:35 3 ...
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In C, do braces act as a stack frame?

...'t have to generate code that pushes/pops anything on entry/exit (and generally, they don't). Also note that local variables may not use any stack space at all: they could be held in CPU registers or in some other auxiliary storage location, or be optimized away entirely. So, the d array, in theor...
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Pandas percentage of total with groupby

... is a table of some kind, so 100 * x doesn't intuitively make sense (especially when some of the cells contain strings like AZ, ...). – dhardy Feb 6 '15 at 9:42 6 ...