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Concept behind these four lines of tricky C code
...CII codes of the 8 characters C++Sucks. The second element in the array is then 0.0, whose first byte is 0 in the internal representation, making this a valid C-style string. This is then sent to output using printf().
Running this on HW where some of the above doesn't hold would result in garbage ...
Storing Objects in HTML5 localStorage
...se of , you can easily retrieve function code => store it as string and then eval() it back :)
– jave.web
Jul 6 '15 at 20:03
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Cross cutting concern example
...es one kind of logging framework was used, in another few hundred another. Then there were several thousand lines of System.out.println(*) where there really should have been log output. So I ended up with fixing thousands of lines of code scattered throughout the code base. Fortunately I could use ...
Best algorithm for detecting cycles in a directed graph [closed]
...with the current one) color coding, if a grey node finds another grey node then we've a cycle. [Pretty much what we've in Cormen's algorithm book]. Wondering if 'Tarjan's algorithm' has any benefit over such DFS!!
– KGhatak
Jun 23 '17 at 16:29
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Generate random numbers following a normal distribution in C/C++
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If you need speed, then the polar method is faster, though. And the Ziggurat algorithm even more (albeit much more complex to write).
– Joey
Feb 24 '10 at 12:15
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Is there any difference between a GUID and a UUID?
...re definition.
According to RFC 4122, all UUID variants are "real UUIDs", then all GUIDs are real UUIDs. To the literal question "is there any difference between GUID and UUID" the answer is definitely no for RFC 4122 UUIDs: no difference (but subject to the second part below).
But not all GUIDs ar...
PHP - how to best determine if the current invocation is from CLI or web server?
...il??? Shame on me... :). Surely, if the KEY 'REQUEST_METHOD' is NOT found, then the function should return FALSE to indicate "CLI". My apologies for not paying attention to the scope of the function itself... The author should fix it because the function actually works!
– Julio...
In MySQL, can I copy one row to insert into the same table?
...abase connection gets terminated. Still you want to delete them in between then you do so by issuing DROP TABLE command." More here
– LeonardChallis
May 30 '13 at 7:32
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Is it safe to push_back an element from the same vector?
...or its intended use), the behavior is undefined." If reallocation occurs, then all iterators and references to elements are invalidated, meaning the parameter reference passed to the function is invalid as well.
– Ben Voigt
Sep 15 '13 at 0:54
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TypeError: got multiple values for argument
...):
painter.select_color(color)
painter.draw_box(*args, **kwargs)
Then the call
color_box("blellow", color="green", height=20, width=30)
will fail because two values are assigned to color: "blellow" as positional and "green" as keyword. (painter.draw_box is supposed to accept the height ...