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Why use apparently meaningless do-while and if-else statements in macros?
In many C/C++ macros I'm seeing the code of the macro wrapped in what seems like a meaningless do while loop. Here are examples.
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How do I get the path of the Python script I am running in? [duplicate]
How do I get the path of a the Python script I am running in? I was doing dirname(sys.argv[0]) , however on Mac I only get the filename - not the full path as I do on Windows.
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Determine if running on a rooted device
My app has a certain piece of functionality that will only work on a device where root is available. Rather than having this feature fail when it is used (and then show an appropriate error message to the user), I'd prefer an ability to silently check if root is available first, and if not,hide the ...
Getting indices of True values in a boolean list
I have a piece of my code where I'm supposed to create a switchboard. I want to return a list of all the switches that are on. Here "on" will equal True and "off" equal False . So now I just want to return a list of all the True values and their position. This is all I have but it only return t...
Why does this loop produce “warning: iteration 3u invokes undefined behavior” and output more than 4
Compiling this:
5 Answers
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Sticky sidebar: stick to bottom when scrolling down, top when scrolling up
I have been looking for some time now for a solution to my sticky sidebar problem. I have a specific idea of how I would like it to act; effectively, I would like it to stick to the bottom as you scroll down, and then as soon as you scroll back up I would like it to stick to the top, in a fluid moti...
Android: I am unable to have ViewPager WRAP_CONTENT
I have setup a simple ViewPager that has an ImageView with a height of 200dp on each page.
34 Answers
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Is Dvorak typing appropriate for programming? [closed]
I'm always looking for ways to be more productive, and I've been reading a lot about typing using a Dvorak keyboard.
12 A...
How to save an HTML5 Canvas as an image on a server?
I'm working on a generative art project where I would like to allow users to save the resulting images from an algorithm. The general idea is:
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Difference between dict.clear() and assigning {} in Python
In python, is there a difference between calling clear() and assigning {} to a dictionary? If yes, what is it?
Example:
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