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What is getattr() exactly and how do I use it?
...mple you have an object person, that has several attributes: name, gender, etc.
You access these attributes (be it methods or data objects) usually writing: person.name, person.gender, person.the_method(), etc.
But what if you don't know the attribute's name at the time you write the program? For ...
LINQ OrderBy versus ThenBy
...ng projection; then use ThenBy (repeatedly) to specify secondary, tertiary etc ordering projections.
Effectively, think of it this way: OrderBy(...).ThenBy(...).ThenBy(...) allows you to build a single composite comparison for any two objects, and then sort the sequence once using that composite co...
What is the definition of “interface” in object oriented programming
...s (e.g., cable programming) and has outputs (display on the screen, sound, etc.). However, when you look at a TV that is not plugged in, you are projecting your expected semantics into an interface. For all you know, the TV could just explode when you plug it in. However, based on its "interface" yo...
Git Extensions: Win32 error 487: Couldn't reserve space for cygwin's heap, Win32 error 0
...s, corrupted Cygwin's shared memory sections, conflicting versions of DLLs etc.
It's Cygwin code failing to allocate a ~5 MB large chunk of memory for its heap at this fixed address 0x68570000, while only a hole ~2.5 MB large was apparently available there. The relevant code can be seen in msysgit ...
Python list iterator behavior and next(iterator)
...i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 iterations, each iteration resulting in 2 lines being written to the terminal.
If you assign the output of next() things work as expected:
>>> a = iter(list(range(10)))
>>> for i in a...
Trees in Twitter Bootstrap [closed]
...tree) that uses as much CSS and as little JS as possible (only for states, etc), and I want to know if there are some good existing tree plugins for bootstrap or jquery-ui bootstrap .
...
Maven: The packaging for this project did not assign a file to the build artifact
...ycle leading up to and including the install (like compile, package, test, etc.). The latter will not even compile or package your code, it will just run that one goal. This kinda makes sense, looking at the exception; it talks about:
StarTeamCollisionUtil: The packaging for this project did not...
How to set standard encoding in Visual Studio
...e not being saved as UTF-8? All of my .cs, .csproj, .sln, .config, .as*x, etc, all save as UTF-8 (with signature, the byte order marks), by default.
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Java regex capturing groups indexes
...ase is literally a space character, but could also be a tab or a line feed etc. Group 3 includes the space because I put it in the search criteria ... etc.
Hope this makes sense.
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Automatically create an Enum based on values in a database lookup table?
...rse(enumType, value);
where value can be either the integer value (0, 1, etc.) or the enum text/key (Apple, Banana, etc.)
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