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Can a for loop increment/decrement by more than one?
Are there other ways to increment a for loop in Javascript besides i++ and ++i ? For example, I want to increment by 3 instead of one.
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Are default enum values in C the same for all compilers?
When declaring an enum as shown below, do all C compilers set the default values as x=0 , y=1 , and z=2 on both Linux and Windows systems?
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Finding the direction of scrolling in a UIScrollView?
I have a UIScrollView with only horizontal scrolling allowed, and I would like to know which direction (left, right) the user scrolls. What I did was to subclass the UIScrollView and override the touchesMoved method:
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Why does C++ rand() seem to generate only numbers of the same order of magnitude?
In a small application written in C/C++, I am facing a problem with the rand function and maybe the seed :
9 Answers
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How to declare a friend assembly?
I have 2 projects in my solution:
3 Answers
3
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Matplotlib - global legend and title aside subplots
I've started with matplot and managed some basic plots, but now I find it hard to discover how to do some stuff I need now :(
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With MySQL, how can I generate a column containing the record index in a table?
Is there any way I can get the actual row number from a query?
8 Answers
8
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Python `if x is not None` or `if not x is None`?
I've always thought of the if not x is None version to be more clear, but Google's style guide and PEP-8 both use if x is not None . Is there any minor performance difference (I'm assuming not), and is there any case where one really doesn't fit (making the other a clear winner for my convent...
Declaring and initializing variables within Java switches
I have a crazy question about Java switches.
6 Answers
6
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How to change max_allowed_packet size
I am having a problem with BLOB fields in my MySQL database - when uploading files larger than approx 1MB I get an error Packets larger than max_allowed_packet are not allowed.
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