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How can I delete a file from a Git repository?
...y. After that, I committed it, added a couple of directories called dir1 and dir2 , and committed them to the Git repository.
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Difference between return and exit in Bash functions
What is the difference between the return and exit statement in Bash functions with respect to exit codes?
10 Answers
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How can you do anything useful without mutable state?
I've been reading a lot of stuff about functional programming lately, and I can understand most of it, but the one thing I just can't wrap my head around is stateless coding. It seems to me that simplifying programming by removing mutable state is like "simplifying" a car by removing the dashboard:...
How do the post increment (i++) and pre increment (++i) operators work in Java?
...=>
i=5 + 7 + 8; (a=8)
The main point is that ++a increments the value and immediately returns it.
a++ also increments the value (in the background) but returns unchanged value of the variable - what looks like it is executed later.
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Is it possible to cache POST methods in HTTP?
With very simple caching semantics: if the parameters are the same (and the URL is the same, of course), then it's a hit. Is that possible? Recommended?
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Why do we use __init__ in Python classes?
I am having trouble understanding the Initialization of classes.
8 Answers
8
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PyPy — How can it possibly beat CPython?
...nted in RPython which is a statically typed subset of Python (the language and not the CPython interpreter). - Refer https://pypy.readthedocs.org/en/latest/architecture.html for details.
Q3. And what are the chances of a PyPyPy or PyPyPyPy beating their score?
That would depend on the implementati...
what is the difference between ?:, ?! and ?= in regex?
I searched for the meaning of these expressions but couldn't understand the exact difference between them.
This is what they say:
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What are the best practices for SQLite on Android?
... the best practices when executing queries on an SQLite database within an Android app?
10 Answers
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Difference between Pig and Hive? Why have both? [closed]
...y background - 4 weeks old in the Hadoop world. Dabbled a bit in Hive, Pig and Hadoop using Cloudera's Hadoop VM. Have read Google's paper on Map-Reduce and GFS ( PDF link ).
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