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What are the benefits of Java's types erasure?
...plain about type erasure, which is the only thing Java got right, while ignoring all the things it got wrong.
I get huge benefits (e.g. parametricity) and nil cost (alleged cost is a limit of imagination).
new T is a broken program. It is isomorphic to the claim "all propositions are true." I am no...
iOS / Android cross platform development [closed]
I've been playing around with developing Android apps in Java for a while and am starting to get a handle on it. However if I want to on start on an iOS version I need to code everything from scratch - which is, well, undesirable.
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Meaning of @classmethod and @staticmethod for beginner? [duplicate]
... and staticmethod are quite similar, there's a slight difference in usage for both entities: classmethod must have a reference to a class object as the first parameter, whereas staticmethod can have no parameters at all.
Example
class Date(object):
def __init__(self, day=0, month=0, year=0):
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Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS? [closed]
I'm a beginner RoR programmer who's planning to deploy my app using Heroku. Word from my other advisor friends says that Heroku is really easy, good to use. The only problem is that I still have no idea what Heroku does...
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Setting variable to NULL after free
In my company there is a coding rule that says, after freeing any memory, reset the variable to NULL . For example ...
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Python - doctest vs. unittest [closed]
... I use both doctest and nose taking the place of unittest. I use doctest for cases where the test is giving an example of usage that is actually useful as documentation. Generally I don't make these tests comprehensive, aiming solely for informative. I'm effectively using doctest in reverse: not...
Check if instance is of a type
Using this to check if c is an instance of TForm .
9 Answers
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Reference requirements.txt for the install_requires kwarg in setuptools setup.py file
...his doesn't filter environment markers though.
In old versions of pip, more specifically older than 6.0, there is a public API that can be used to achieve this. A requirement file can contain comments (#) and can include some other files (--requirement or -r). Thus, if you really want to parse a ...
Store pictures as files or in the database for a web app?
...es and hopefully a fair amount of traffic. I do really want to achieve performance.
10 Answers
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Are there any SHA-256 javascript implementations that are generally considered trustworthy?
I am writing a login for a forum, and need to hash the password client side in javascript before sending it on to the server. I'm having trouble figuring out which SHA-256 implementation I can actually trust. I was expecting there to be some kind of authoritative script that everyone used, but I'm f...