python Programming Glossary: whatWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python to do with introspection but it's still unclear to me. So what are metaclasses What do you use them for Concrete examples including.. classes in Python. And Python has a very peculiar idea of what classes are borrowed from the Smalltalk language. In most languages.. the function type The good old function that lets you know what type an object is print type 1 type 'int' print type 1 type..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained yield share improve this question To understand what yield does you must understand what generators are. And before.. To understand what yield does you must understand what generators are. And before generators come iterables. Iterables.. but you store all the values in memory and it's not always what you want when you have a lot of values. Generators Generators..
http://stackoverflow.com/questions/2709821/python-self-explained Python's all for making things explicit making it obvious what's what and although it doesn't do it entirely everywhere it.. all for making things explicit making it obvious what's what and although it doesn't do it entirely everywhere it does do.. why assigning to an instance attribute needs to know what instance to assign to and that's why it needs self. . share..
Python “is” operator behaves unexpectedly with integers http://stackoverflow.com/questions/306313/python-is-operator-behaves-unexpectedly-with-integers # this is an expected result a 257 b 257 a is b False # what happened here why is this False 257 is 257 True # yet the literal.. a 257 b 257 id a 11662816 id b 11662828 EDIT Here's what I found in the Python documentation 7.2.1 Plain Integer Objects..
Flattening a shallow list in Python http://stackoverflow.com/questions/406121/flattening-a-shallow-list-in-python this list with a list comprehension or failing that what would you all consider to be the best way to flatten a shallow.. who contributed to this question. Here is a summary of what I learned. I'm also making this a community wiki in case others..
What does `if __name__ == “__main__”:` do? http://stackoverflow.com/questions/419163/what-does-if-name-main-do thread.start_new_thread myfunction Thread # 2 2 lock Also what does args mean in this example python idioms python import..
How can I make a chain of function decorators in Python? http://stackoverflow.com/questions/739654/how-can-i-make-a-chain-of-function-decorators-in-python out the documentation to see how decorators work. Here is what you asked for def makebold fn def wrapped return b fn b return..
Python: How do I pass a variable by reference? http://stackoverflow.com/questions/986006/python-how-do-i-pass-a-variable-by-reference the changes reflected in the outer scope. Now let's see what happens when we try to change the reference that was passed..
What is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python is a metaclass in Python I've mastered almost all the Python.. but it's still unclear to me. So what are metaclasses What do you use them for Concrete examples including snippets much.. use the keyword class and it does so by using a metaclass. What are metaclasses finally Metaclasses are the 'stuff' that creates..
Difference between __str__ and __repr__ in Python http://stackoverflow.com/questions/1436703/difference-between-str-and-repr-in-python between __str__ and __repr__ in Python What is the difference between __str__ and __repr__ in Python python..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained Python yield keyword explained What is the use of the yield keyword in Python What does it do For.. explained What is the use of the yield keyword in Python What does it do For example I'm trying to understand this code def.. distance min_dist max_dist return result What happens when the method _get_child_candidates is called A list..
http://stackoverflow.com/questions/2709821/python-self-explained 'self' explained What is the purpose of the self word in Python I understand it refers..
Short Description of Python Scoping Rules http://stackoverflow.com/questions/291978/short-description-of-python-scoping-rules Description of Python Scoping Rules What exactly are the Python scoping rules If I have some code code1..
Python “is” operator behaves unexpectedly with integers http://stackoverflow.com/questions/306313/python-is-operator-behaves-unexpectedly-with-integers can tell the difference. Why the leaky abstraction What is a better way of comparing two arbitrary objects to see whether..
How do you split a list into evenly sized chunks in Python? http://stackoverflow.com/questions/312443/how-do-you-split-a-list-into-evenly-sized-chunks-in-python useful. Might've missed it though. Related question What is the most 𦑩ythonic way to iterate over a list in chunks python..
*args and **kwargs? [duplicate] http://stackoverflow.com/questions/3394835/args-and-kwargs duplicate This question already has an answer here What does double star and star do for python parameters 8 answers..
What does `if __name__ == “__main__”:` do? http://stackoverflow.com/questions/419163/what-does-if-name-main-do does `if __name__ &ldquo __main__&rdquo ` do What does the.. does `if __name__ &ldquo __main__&rdquo ` do What does the if __name__ __main__ do # Threading example import..
How to improve performance of this code? http://stackoverflow.com/questions/4295799/how-to-improve-performance-of-this-code 5 minutes now . I'll update this if and when it finishes. What should I do to improve this code Mostly performance wise any.. you're doing linear searches on lists it can add up fast. What you can do is convert closedlist into a set object. This keeps..
What is the most “pythonic” way to iterate over a list in chunks? http://stackoverflow.com/questions/434287/what-is-the-most-pythonic-way-to-iterate-over-a-list-in-chunks is the most &ldquo pythonic&rdquo way to iterate over a list..
How to install pip on windows? http://stackoverflow.com/questions/4750806/how-to-install-pip-on-windows to install pip on windows What is the up to date way to install pip on windows Additional edits..
Old style and new style classes in Python http://stackoverflow.com/questions/54867/old-style-and-new-style-classes-in-python style and new style classes in Python What is the difference between old style and new style classes in..
Static class variables in Python http://stackoverflow.com/questions/68645/static-class-variables-in-python to have static class variables or methods in python What syntax is required to do this python class static class variables..
How to properly send HTTP response with Python using socket library only? http://stackoverflow.com/questions/10114224/how-to-properly-send-http-response-with-python-using-socket-library-only and connection while True sock addr servSock.accept # WHAT GOES HERE sock.close As you can see I am not exactly sure how..
How to set up Python server side with javascript client side http://stackoverflow.com/questions/11727145/how-to-set-up-python-server-side-with-javascript-client-side the tutorials on WSGI to get the post stuff # figure out WHAT to do global d success d.doSomething # or success funccall prog..
Python: tf-idf-cosine: to find document similarity http://stackoverflow.com/questions/12118720/python-tf-idf-cosine-to-find-document-similarity 0 From lerxst@wam.umd.edu where's my thing Subject WHAT car is this Nntp Posting Host rac3.wam.umd.edu Organization.. 958 From rseymour@reed.edu Robert Seymour Subject Re WHAT car is this Article I.D. reed.1993Apr21.032905.29286 Reply To..
a basic question about “while true” http://stackoverflow.com/questions/3754620/a-basic-question-about-while-true 'e' break else print Invalid command. my question while WHAT is True i reckon saying 'while true' is shorthand but for what..
every possible permutation of a string or combination including repeated character use java http://stackoverflow.com/questions/5113707/every-possible-permutation-of-a-string-or-combination-including-repeated-charact You're going to have to be more specific on exactly WHAT you want your function to get. There are many different definitions..
Trapping MySQL Warnings In Python http://stackoverflow.com/questions/647805/trapping-mysql-warnings-in-python 'DROP DATABASE IF EXISTS database_of_armaments' except WHAT DO I PUT HERE print 'There was a MySQL warning.' AND what goes..
|