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Difference between len() and .__len__()?
...han meets the eye, and generally should not be called directly.
It was decided at some point long ago getting the length of something should be a function and not a method code, reasoning that len(a)'s meaning would be clear to beginners but a.len() would not be as clear. When Python started __len_...
How to git-svn clone the last n revisions from a Subversion repository?
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SVN uses consecutive integers to identify revisions, making it even more trivial to walk back n commits ...
– harmic
Apr 20 '17 at 1:15
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Python logging not outputting anything
...ted Aug 10 '11 at 19:58
murgatroid99
13.9k77 gold badges5050 silver badges8787 bronze badges
answered Aug 10 '11 at 19:12
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Why does an image captured using camera intent gets rotated on some devices on Android?
...postRotate(angle);
return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(),
matrix, true);
}
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Why can I access private variables in the copy constructor?
...g the "Why" of this - focusing too much on reiterating what behaviour's valid. "access modifiers work on class level, and not on object level." - yes, but why?
The overarching concept here is that it's the programmer(s) designing, writing and maintaining a class who is(are) expected to understand ...
Array include any value from another array?
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(cheeses & foods).empty?
As Marc-André Lafortune said in comments, & works in linear time while any? + include? will be quadratic. For larger sets of data, linear time will be faster. For small data sets, any? + include? may be faster as shown by Lee Jarvis' answer -- pro...
JavaScript: What are .extend and .prototype used for?
...ation:
"high level function" meaning .extend isn't built-in but often provided by a library such as jQuery or Prototype.
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How to capture stdout output from a Python function call?
...ith redirect_stdout(sys.stderr):
help(pow)
Note that the global side effect on sys.stdout means that this context
manager is not suitable for use in library code and most threaded
applications. It also has no effect on the output of subprocesses.
However, it is still a useful approac...
Scala actors: receive vs react
...t one or other. As you know, having too many threads in Java is not a good idea. On the other hand, because you have to attach an actor to a thread before it can react, it is faster to receive a message than react to it. So if you have actors that receive many messages but do very little with it, th...
What is the difference between lock and Mutex?
...h for the common case.
The Monitor (and the lock keyword) are, as Darin said, restricted to the AppDomain. Primarily because a reference to a memory address (in the form of an instantiated object) is required to manage the "lock" and maintain the identity of the Monitor
The Mutex, on the other ha...