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Directory-tree listing in Python
How do I get a list of all files (and directories) in a given directory in Python?
20 Answers
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How to move a file?
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Note that you must include the file name (file.foo) in both the source and destination arguments. If it is changed, the file will be renamed as well as moved.
Note also that in the first two cases the directory in which the new file is being created must already exist. On Windows, a file with t...
How to retrieve the LoaderException property?
...ng it as one type, why create another variable with the same type and do a cast? This should suffice: catch (ReflectionTypeLoadException ex) { var loaderExceptions = ex.LoaderExceptions; }. Also, unless you expect the cast to fail and will check for null, it's better to do a direct cast so it will...
Line-breaking widget layout for Android
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For some reason I'm getting "ClassCastException android.view.view cannot be cast to android.view.viewgroup" when trying to inflate the view in the Android layout editor. Any idea on how to fix this?
– twig
Dec 18 '11 at ...
Extract file name from path, no matter what the os/path format
...ers suggest won't work in all cases: if you're running the script on Linux and attempt to process a classic windows-style path, it will fail.
Windows paths can use either backslash or forward slash as path separator. Therefore, the ntpath module (which is equivalent to os.path when running on windo...
techniques for obscuring sensitive strings in C++
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Basically, anyone with access to your program and a debugger can and will find the key in the application if they want to.
But, if you just want to make sure the key doesn't show up when running strings on your binary, you could for instance make sure that the key is no...
How to get the parent dir location
...with dirname or joining or any of that. Just treat __file__ as a directory and start climbing:
# climb to __file__'s parent's parent:
os.path.abspath(__file__ + "/../../")
That's far less convoluted than os.path.abspath(os.path.join(os.path.dirname(__file__),"..")) and about as manageable as dirn...
Is null an Object?
...no
name, it is impossible to declare a
variable of the null type or to cast
to the null type. The null reference
is the only possible value of an
expression of null type. The null
reference can always be cast to any
reference type. In practice, the
programmer can ignore the null type...
How to call base.base.method()?
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Nevermind, figured it out. Cast to Func<stuff> instead of Action
– Perkins
Sep 1 '18 at 4:14
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Why is (object)0 == (object)0 different from ((object)0).Equals((object)0)?
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When you cast the int value 0 (or any other value type) to object, the value is boxed. Each cast to object produces a different box (i.e. a different object instance). The == operator for the object type performs a reference compariso...