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Mathematical functions in Swift
...ft would return me a function of power of 2 (or 1, or 3, or whatever) that best matches it? like I give it: [1,2,3] it would return y = x or I would give it [1,4,9] it would return y = x^2 or something just close in that manner of f(x)
– Honey
Feb 13 '17 at 19:...
Share variables between files in Node.js?
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I'm unable to find an scenario where a global var is the best option, of course you can have one, but take a look at these examples and you may find a better way to accomplish the same:
Scenario 1: Put the stuff in config files
You need some value that it's the same across the ap...
How to align center the text in html table row?
...which is old functionality most common used for e-mail formatting. So your best bet is to not use just style but inline style and known table tags.
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Which is more preferable to use: lambda functions or nested functions ('def')?
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for a in xrange(n):
for b in xrange(n):
f(a, b)
....:
100 loops, best of 3: 285 ms per loop
In [14]: %%timeit -n 100
for a in xrange(n):
for b in xrange(n):
g(a, b)
....:
100 loops, best of 3: 298 ms per loop
In [15]: %%timeit -n 100
for a in xrange(n):
for b in xrange(n):
...
How to install python modules without root access?
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In most situations the best solution is to rely on the so-called "user site" location (see the PEP for details) by running:
pip install --user package_name
Below is a more "manual" way from my original answer, you do not need to read it if the a...
How to output in CLI during execution of PHP Unit tests?
... along with the --verbose CLI option.
As other answers have noted, it's best to test output using the built-in methods like:
$this->expectOutputString('foo');
However, sometimes it's helpful to be naughty and see one-off/temporary debugging output from within your test cases. There is no ne...
getActivity() returns null in Fragment function
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The best to get rid of this is to keep activity reference when onAttach is called and use the activity reference wherever needed, for e.g.
@Override
public void onAttach(Context context) {
super.onAttach(activity);
mCont...
How do you create a daemon in Python?
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I think this is the best way. Especially if you want to run several daemons on one operating system. Don't code, reuse.
– guettli
Oct 1 '13 at 8:59
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How to run Unix shell script from Java code?
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the best solution.
– Dev
Mar 26 '18 at 11:25
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Is there a standardized method to swap two variables in Python?
...ow C++ pointers work. Whereas Python tries to automatically do things the best way for you, C++ actually gives you all the options to do things in all the possible right and wrong ways, so that's a good starting point for learning what the drawbacks are of the approach that Python takes. Also reme...