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How to find out the number of CPUs using python
...the local machine using Python. The result should be user/real as output by time(1) when called with an optimally scaling userspace-only program.
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How do I hide a menu item in the actionbar?
... then inside onCreateOptionsMenu(Menu) obtain a reference to the MenuItem (by calling menu.findItem()) and call setVisible() on it
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Maximum on http header values?
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This answer states that maximum accepted header size by the server. But what is the maximum header size the web server (e.g. Apache) is capable of sending?
– Pacerier
Jun 12 '12 at 8:24
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What is the relationship between UIView's setNeedsLayout, layoutIfNeeded and layoutSubviews?
..., because of the autoresizesSubviews property. If that's set (which it is by default) then any change to a view's frame will cause the view to lay out its subviews.
layoutSubviews is the method in which you do all the interesting stuff. It's the equivalent of drawRect for layout, if you will. A ...
git stash -> merge stashed change with current changes
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Wow, is this behaviour really intended by git ?
– edi9999
Feb 17 '16 at 13:38
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github locks up mac terminal when using pull command
...) text editor.
Press esc to go back to command mode.
Then type :w followed by enter to save.
Finally :q followed by enter to quit.
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How do I choose grid and block dimensions for CUDA kernels?
...ach code behaves will be different and the only real way to quantify it is by careful benchmarking and profiling. But again, very roughly summarized:
The number of threads per block should be a round multiple of the warp size, which is 32 on all current hardware.
Each streaming multiprocessor unit ...
Reading a file line by line in Go
...wondering if I'm overlooking something here. How does one read a file line by line?
12 Answers
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Using Selenium Web Driver to retrieve value of a HTML input
... tags of an element. For input elements, the displayed text is not wrapped by the <input> tag, instead it's inside the value attribute.
Note: Case matters. If you specify "Value", you'll get a 'null' value back. This is true for C# at least.
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UIView's frame, bounds, center, origin, when to use what?
...or sprite based games and animations where movement or scaling may occur. By default animation and rotation will be based on the center of the UIView. It rarely makes sense to try and manage such objects by the frame property.
bounds - this property is not a positioning property, but defines the ...