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What is a bus error?
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In my case, a method static_casted a void * parameter to an object that stores a callback (one attribute points to the object and the other to the method). Then the callback is called. However, what was passed as void * was something completely differe...
Setting variable to NULL after free
... only not best practice, it's wrong. For example: foo* bar=getFoo(); /*more_code*/ free(bar); /*more_code*/ return bar != NULL;. Here, setting bar to NULL after the call to free will cause the function to think it never had a bar and return the wrong value!
– David Schwartz
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What is an application binary interface (ABI)?
..."calling convention", which is a part of the ABI. en.wikipedia.org/wiki/X86_calling_conventions
– JesperE
Mar 13 '14 at 10:48
4
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How can I convert a string to a number in Perl?
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[rabdelaz@Linux_Desktop:~/workspace/akatest_5]$perl -e 'print "nope\n" unless "1,000" > 10;' nope [rabdelaz@Linux_Desktop:~/workspace/akatest_5]$perl -e 'print "nope\n" if "1,000" > 10;'
– Ramy
M...
How to trigger a file download when clicking an HTML button or JavaScript
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This works better : <a href="path_to_file" download="proposed_file_name">Download</a>
– kscius
Jul 7 '16 at 3:33
14
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Numpy: Get random set of rows from 2D array
...st, but this is what works best for me:
A[np.random.choice(A.shape[0], num_rows_2_sample, replace=False)]
change the replace=False to True to get the same thing, but with replacement.
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im...
Making an array of integers in iOS
...swered Feb 19 '13 at 5:58
didier_v_didier_v_
17277 bronze badges
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How to get a Static property with Reflection
...ties is:
obj.GetType.GetProperty(propName, Reflection.BindingFlags.Public _
Or Reflection.BindingFlags.Static Or Reflection.BindingFlags.Instance Or _
Reflection.BindingFlags.FlattenHierarchy)
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JavaFX Application Icon
...class.getResourceAsStream( "icon.png" ))); works.
– k_o_
Feb 13 '16 at 0:19
3
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How to perform case-insensitive sorting in JavaScript?
...ted to add for clarity. See MDN for more info
– Ayame__
Jan 9 '14 at 15:05
105
If you're going to...