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creating a random number using MYSQL
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NOTE: I dont have a column named 'number' in my db. This must be dynamically generated column. is it posible?
– TNK
Feb 10 '13 at 14:24
1
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How to set enum to null
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You can either use the "?" operator for a nullable type.
public Color? myColor = null;
Or use the standard practice for enums that cannot be null by having the FIRST value in the enum (aka 0) be the default value. For example in a case of color None.
public Color myColor = Color.None;
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Close and Dispose - which to call?
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@DavidHammond: You're right. I'm deleting my previous comment.
– NotMe
Dec 15 '11 at 23:49
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Difference between require, include, require_once and include_once?
...es need one require same file more than once?? I can't think of one within my current mind set.
– Weishi Zeng
Oct 14 '14 at 4:53
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In Python, how can you load YAML mappings as OrderedDicts?
... can you add any example how to use your code? It does not seem to work in my case (Python 3.7)
– schaffe
May 7 '19 at 0:37
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In Sublime Text 2, how do I open new files in a new tab?
... (say an HTML file and a CSS file) but they open in new windows, which, on my small laptop display is a little inconvenient.
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C# - Selectively suppress custom Obsolete warnings
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Goodo - I've adjusted my example to match this.
– Jon Skeet
Jun 9 '09 at 6:18
6
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Piping both stdout and stderr in bash?
... Thanks for the clarification on &>>. I've corrected my question.
– Andrew Ferrier
May 11 '13 at 13:16
19
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In Python script, how do I set PYTHONPATH?
I know how to set it in my /etc/profile and in my environment variables.
6 Answers
6
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When to use enumerateObjectsUsingBlock vs. for
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@bbum My own tests show that enumerateObjects... can actually be slower then fast enumeration with a loop. I ran this test several thousand times; the body of the block and loop were the same single line of code: [(NSOperation *)o...