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How to check version of python modules?
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Python >= 3.8:
If you're on python >=3.8 you can use a module from the built-in library for that. To check a package's version (in this example construct) run:
>>> from importlib.metadata import version
>>> version('construct')
'4.3.1'
Python < 3.8:
Use pkg_resourc...
Repeat String - Javascript
...ueOf() (clears one obvious type conversion);
added if (count < 1) check from prototypejs to the top of function to exclude unnecessary actions in that case.
applied optimisation from Dennis answer (5-7% speed up)
UPD
Created a little performance-testing playground here for those who interested...
I ran into a merge conflict. How can I abort the merge?
...ways, make sure you have no uncommitted changes before you start a merge.
From the git merge man page
git merge --abort is equivalent to git reset --merge when MERGE_HEAD is present.
MERGE_HEAD is present when a merge is in progress.
Also, regarding uncommitted changes when starting a merge:
If...
vim deleting backward tricks
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In general, d<motion> will delete from current position to ending position after <motion>. This means that:
d<leftArrow> will delete current and left character
d$ will delete from current position to end of line
d^ will delete from current backw...
Why doesn't print work in a lambda?
...-ported print function if you are using the latest Python 2.x:
In [1324]: from __future__ import print_function
In [1325]: f = lambda x: print(x)
In [1326]: f("HI")
HI
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Looking for ALT+LeftArrowKey solution in zsh
I just recently switched from bash to zsh, however I miss my Alt + LeftArrowKey and Alt + RightArrowKey to go back and forth a word at a time.
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Why do loggers recommend using a logger per class?
...resort to more reflection tricks to know where the log messages are coming from.
Compare the following:
Log per class
using System.Reflection;
private static readonly ILog _logger =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public void SomeMethod()
{
_logge...
O(nlogn) Algorithm - Find three evenly spaced ones within binary string
... if there exists any other pair (a,c), then the coefficient is at least 3, from (a,c) and (c,a). For the example above, we have the coefficient of x10 to be 3 precisely because of the AP (2,5,8). (These coefficients x2b will always be odd numbers, for the reasons above. And all other coefficients in...
Reading a List from properties file and load with spring annotation @Value
I want to have a list of values in a .properties file, ie:
16 Answers
16
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How to get the caller's method name in the called method?
...lf' in parentframe.f_locals:
# I don't know any way to detect call from the object method
# XXX: there seems to be no way to detect static method call - it will
# be just a function call
name.append(parentframe.f_locals['self'].__class__.__name__)
codename = ...