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Checking if sys.argv[x] is defined
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In the end, the difference between try, except and testing len(sys.argv) isn't all that significant. They're both a bit hackish compared to argparse.
This occurs to me, though -- as a sort of low-budget argparse:
arg_names = ['command', 'x', 'y', 'operation', 'option']
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How to scale a UIImageView proportionally?
I have a UIImageView and the objective is to scale it down proportionally by giving it either a height or width.
17 Answer...
Call a controller function from a directive without isolated scope in AngularJS
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Since the directive is only calling a function (and not trying to set a value on a property), you can use $eval instead of $parse (with a non-isolated scope):
scope.$apply(function() {
scope.$eval(attrs.confirmAction);
});
Or better, simply just use $apply, which wi...
Copy to Output Directory copies folder structure but only want to copy files
... Build Event to copy the files.
Go to project properties, Build Events tab and add the following to the Post-build event command line:
copy "$(ProjectDir)\common\browserhawk\*.*" "$(TargetDir)"
Be sure to include the quotes if your project path has spaces in it.
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How to get an absolute file path in Python
...resumed), there is no linkage between the argument to the abspath function and a real file. You could give any pathname- non-existent files and directory heirarchies are fine- and abspath will simply resolve the bits of the path (including the parent directory ".." element) and return a string. This...
Is there a way to suppress warnings in Xcode?
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To disable warnings on a per-file basis, using Xcode 3 and llvm-gcc-4.2 you can use:
#pragma GCC diagnostic ignored "-Wwarning-flag"
Where warning name is some gcc warning flag.
This overrides any warning flags on the command line. It doesn't work with all warnings though. ...
Coding Conventions - Naming Enums
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Enums are classes and should follow the conventions for classes. Instances of an enum are constants and should follow the conventions for constants. So
enum Fruit {APPLE, ORANGE, BANANA, PEAR};
There is no reason for writing FruitEnum any ...
What is the fastest way to check if a class has a function defined?
I'm writing an AI state space search algorithm, and I have a generic class which can be used to quickly implement a search algorithm. A subclass would define the necessary operations, and the algorithm does the rest.
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Difference between require, include, require_once and include_once?
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There are require and include_once as well.
So your question should be...
When should I use require vs. include?
When should I use require_once vs. require
The answer to 1 is described here.
The require() function is identical to inc...
How may I sort a list alphabetically using jQuery?
I'm a bit out of my depth here and I'm hoping this is actually possible.
10 Answers
10...