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How do I concatenate two text files in PowerShell?
...t matches the pattern), PowerShell will get into an infinite loop! (I just tested this.)
Note 3: Outputting to a file with > does not preserve character encoding! This is why using Set-Content is recommended.
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Reverse colormap in matplotlib
...ly reverse the color order of a given colormap in order to use it with plot_surface.
7 Answers
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How do I get the real .height() of a overflow: hidden or overflow: scroll div?
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Use the .scrollHeight property of the DOM node: $('#your_div')[0].scrollHeight
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Find which version of package is installed with pip
...hat is the difference between using pip list and doing import X and then X.__version__? Are both the package versions?
– variable
Oct 13 '19 at 4:27
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How to initialize a private static const map in C++?
...ap>
using namespace std;
struct A{
static map<int,int> create_map()
{
map<int,int> m;
m[1] = 2;
m[3] = 4;
m[5] = 6;
return m;
}
static const map<int,int> myMap;
};
const map<int,int> A:: myMap = ...
What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?
...dards and trying to implement new and useful methods. Earlier I was using __autoload just to escape including multiple files on each page, but recently I have seen a tip on __autoload manual
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How do I perform the SQL Join equivalent in MongoDB?
...ttps://docs.mongodb.org/master/reference/operator/aggregation/lookup/#pipe._S_lookup
From the docs:
{
$lookup:
{
from: <collection to join>,
localField: <field from the input documents>,
foreignField: <field from the documents of the "from" collection>...
Click through div to underlying elements
...ilter:Alpha(opacity=0);, IE needs manual event forwarding.
See a JSFiddle test and CanIUse pointer events.
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SVN: Is there a way to mark a file as “do not commit”?
...ew.java
Skipped 'src\resource'
A [work] src\resource\icon.ico
Skipped 'src\test'
D:\workspace\trunk>svn cl ignore-on-commit src\conf\db.properties
D [work] src\conf\db.properties
A [ignore-on-commit] src\conf\db.properties
D:\workspace\trunk>svn status
--- Changelist 'work':
src\jav...
What is the difference between join and merge in Pandas?
...andas as pd
left = pd.DataFrame({'key': ['foo', 'bar'], 'val': [1, 2]}).set_index('key')
right = pd.DataFrame({'key': ['foo', 'bar'], 'val': [4, 5]}).set_index('key')
left.join(right, lsuffix='_l', rsuffix='_r')
val_l val_r
key
foo 1 4
bar 2 5
The same functi...