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What is the difference between g++ and gcc?
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From this answer, I conclude that effectively g++ command is just gcc with a bunch of flags .. Why then, there are two different binaries(of approximately the same size ) for gcc and g++ in linux ?. Shouldn't we have just ...
Check if list of objects contain an object with a certain attribute value
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As you can easily see from the documentation, the any() function short-circuits an returns True as soon as a match has been found.
any(x.name == "t2" for x in l)
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Preloading images with JavaScript
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@Mohammer thanks for this, I just copied the code from the link I provided. I will edit the code now to add the var
– clintgh
Jun 14 '16 at 2:55
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django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb
... In order fix this problem do following steps:
Download MySql for Python from here
Untar downloaded file. In terminal window do following: tar xvfz downloade.tar.
cd /to untared directory
Run sudo python setup.py install
If you get error something like this: "Environment Error: /usr/local/bin/mysq...
Constructors vs Factory Methods [closed]
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From page 108 of Design Patterns: Elements of Reusable Object-Oriented Software by Gamma, Helm, Johnson, and Vlissides.
Use the Factory Method pattern when
a class can't anticipate the class of objects it must create
a cla...
How do you create different variable names while in a loop? [duplicate]
...e is currently pointing to but this can change and so modifying the return from globals() is not a good idea
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Dynamic cell width of UICollectionView depending on label width
I have a UICollectionView, that loads cells from reusable cell, which contains label. An array provides content for that label. I can resize label width depending on content width easily with sizeToFit. But I cannot make cell to fit label.
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How to read a file line-by-line into a list?
...dure mentioned here. The memory usage is far better when each line is read from the file and processed, as suggested by @DevShark here. Holding all lines in a collection object is not a good idea if memory is a constraint or the file is large. The execution time is similar in both the approa...
SQL join on multiple columns in same tables
I have 2 subqueries, but I'm having trouble joining columns together from the same tables. I tried:
2 Answers
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Check if inputs are empty using jQuery
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I think that it will work better if you change from: if( !$(this).val() ) to: if( !$(this).val() && $(this).val() != "")
– Nir Alfasi
Apr 15 '12 at 22:02
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