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Checkout another branch when there are uncommitted changes on the current branch
... somewhere permanent. You may want to use git stash to save them; this is one of the things it's designed for. Note that git stash save or git stash push actually means "Commit all the changes, but on no branch at all, then remove them from where I am now." That makes it possible to switch: you n...
What is the Java string pool and how is “s” different from new String(“s”)? [duplicate]
...g:
In computer science, string interning
is a method of storing only one copy
of each distinct string value, which
must be immutable. Interning strings
makes some string processing tasks
more time- or space-efficient at the
cost of requiring more time when the
string is created or ...
Is there a point to minifying PHP?
...er named HipHop that transforms PHP source into C++ code. Rasmus Lerdorf, one of the big PHP guys did a presentation for Digg earlier this year that covers the performance improvements given by HipHop. In short, it's not too much faster than optimizing code and using a bytecode cache. HipHop is o...
Determine a user's timezone
...here a standard way for a web server to be able to determine a user's timezone within a web page?
24 Answers
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What is the difference between const_iterator and non-const iterator in the C++ STL?
...rence between a const_iterator and an iterator and where would you use one over the other?
7 Answers
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Constructor overloading in Java - best practice
There are a few topics similar to this, but I couldn't find one with a sufficient answer.
6 Answers
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How to compare software version number using js? (only number)
...s that are not made up of just digits (e.g. "1.0a")?
What should happen if one version string has more parts than the other? Most likely "1.0" should be considered less than "1.0.1", but what about "1.0.0"?
Here's the code for an implementation that you can use directly (gist with documentation):
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How do you unit test a Celery task?
...aly do 2 different test sessions when working with celery tasks. The first one (as I'm suggesting bellow) is completely synchronous and should be the one that makes sure the algorithm does what it should do. The second session uses the whole system (including the broker) and makes sure I'm not havin...
Add column with constant value to pandas dataframe [duplicate]
.... In general, pandas tries to do as much alignment of indices as possible. One downside is that when indices are not aligned you get NaN wherever they aren't aligned. Play around with the reindex and align methods to gain some intuition for alignment works with objects that have partially, totally, ...
How to show “if” condition on a sequence diagram?
I was wondering, how can one represent " if " statement on a sequence diagram?
4 Answers
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