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How can I initialize an ArrayList with all zeroes in Java?
...ed by nCopies is immutable, so creating a new ArrayList is probably a good idea.
– aioobe
Apr 8 '11 at 21:16
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How to prune local tracking branches that do not exist on remote anymore
...-f /dev/fd/0: No such file or directory fatal: branch name required Any ideas?
– Ludder
Feb 7 '14 at 11:30
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Working with Enums in android
...en in the most recent documents android suggests that it's not such a good idea to use enums in an android application. The reason why is because they use up more memory than a static constants variable. Here is a document from a page of 2014 that advises against the use of enums in an android appli...
PHP: How to handle
... No, PHP skips CDATA completely for some reason. Any other ideas?
– Angelo
Jun 4 '10 at 0:24
4
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What is PostgreSQL explain telling me exactly?
...n they meet the other executes, then the rule joining them executes.)
The idea is that at each step there are 1 or 2 datasets that arrive and get processed by some rule. If just one dataset, that operation is done to that data set. (For instance scan an index to figure out what rows you want, fil...
When is a function too long? [closed]
...ke a lot of small functions with the copy&paste pattern is not a great idea, I agree a function should try always to do only one thing
– user58163
Jan 24 '09 at 7:34
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What is the standard Python docstring format? [closed]
...and makes a short comparison of both.
And last a basic example to give an idea how it looks like:
def func(arg1, arg2):
"""Summary line.
Extended description of function.
Parameters
----------
arg1 : int
Description of arg1
arg2 : str
Description of arg2
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Ruby Regexp group matching, assign variables on 1 line
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You have to decide whether it is a good idea, but ruby regexp can (automagically) define local variables for you!
I am not yet sure whether this feature is awesome or just totally crazy, but your regex can define local variables.
ryan_string = "RyanOnRails: This ...
Store query result in a variable using in PL/pgSQL
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This is not good idea - this feature is not documented and it is ugly
– Pavel Stehule
Sep 8 '12 at 18:46
2
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Difference between Divide and Conquer Algo and Dynamic Programming
... may read more about memoization and tabulation comparison here.
The main idea you should grasp here is that because our divide and conquer problem has overlapping sub-problems the caching of sub-problem solutions becomes possible and thus memoization/tabulation step up onto the scene.
So What the...