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Why is “a” != “a” in C?
...at the comparison is allowed (i.e. it's not undefined behavior or a syntax error), but either value is valid and the implementation (your compiler) is not required to document what will actually happen.
As others have pointed out, to compare "c strings" (i.e. strings terminated with a null characte...
How to detect if a stored procedure already exists
I have to write a deployment script which will work if a stored procedure exists or does not exist. i.e. if it exists, then I need to alter it, otherwise create it.
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Struct like objects in Java
...rning polar coordinates from an (x, y) object - consider ACCUMULATIVE math errors, as changes to individual components of polar coord are converted back to (x, y).
– ToolmakerSteve
Jun 17 '14 at 22:29
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rails - Devise - Handling - devise_error_messages
...rmatec/devise/issues/issue/504/#comment_574788
Jose is saying that devise_error_messsages! method is just a stub (though it contains implementation) and that we're supposed to override/replace it. It would have been nice if this was pointed out somewhere in the wiki, which is why i guess there are ...
How do I get Pyflakes to ignore a statement?
...e #, one between it and the NOQA text) will tell the checker to ignore any errors on that line.
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How do you detect where two line segments intersect? [closed]
...er a JavaScript implementation following @Matt. I made corrections for the errors pointed out by Tekito.
– pgkelley
Aug 29 '13 at 4:10
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Adding new column to existing DataFrame in Python pandas
...atch out with df.assign that your column is not called self. It will cause errors. This makes df.assign smelly, since there are these kind of artifacts in the function.
df.assign(self=pd.Series(['no', 'no', 'no', 'yes'])
TypeError: assign() got multiple values for keyword argument 'self'
You may ...
Remove empty strings from a list of strings
I want to remove all empty strings from a list of strings in python.
12 Answers
12
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Any tools to generate an XSD schema from an XML instance document? [closed]
...ools. I had to run it in the directory containing the xml, to prevent an error about "illegal characters in path", but that may be due to the long filename I have.
– Yahoo Serious
Nov 8 '12 at 15:01
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How do I record audio on iPhone with AVAudioRecorder?
...lease];
AVAudioSession *audioSession = [AVAudioSession sharedInstance];
NSError *err = nil;
[audioSession setCategory :AVAudioSessionCategoryPlayAndRecord error:&err];
if(err){
NSLog(@"audioSession: %@ %d %@", [err domain], [err code], [[err userInfo] description]);
return;
}
[audioSess...