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How do I convert dates in a Pandas data frame to a 'date' data type?
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What is the difference between BIT and TINYINT in MySQL?
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answered Nov 14 '08 at 14:39
Robert GambleRobert Gamble
94.3k2121 gold badges139139 silver badges135135 bronze badges
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How do I create/edit a Manifest file?
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In Visual Studio 2010, 2012, 2013, 2015 and 2017 you can add the manifest file to your project.
Right click your project file on the Solution Explorer, select Add, then New item (or CTRL+SHIFT+A). There you can find Application Manifest File....
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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Applying function with multiple arguments to create a new pandas column
...n:
>>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary func...
Performance of Arrays vs. Lists
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List/for: 1971ms (589725196)
Array/for: 1864ms (589725196)
List/foreach: 3054ms (589725196)
Array/foreach: 1860ms (589725196)
based on the test rig:
using System;
using System.Collections.Generic;
using System.Diagnostics;
static class Program
{
static void Main()
{
List<int&g...
Maven Snapshot Repository vs Release Repository
... development. A Snapshot artifact has both a version number such as “1.3.0” or “1.3” and a timestamp. For example, a snapshot artifact for commons-lang 1.3.0 might have the name commons-lang-1.3.0-20090314.182342-1.jar.
Taken from refcard
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How do I select a merge strategy for a git rebase?
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answered Nov 25 '10 at 3:11
iCrazyiCrazy
2,37611 gold badge1212 silver badges44 bronze badges
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Convert Data URI to File then append to FormData
...inary data held in a string
var byteString;
if (dataURI.split(',')[0].indexOf('base64') >= 0)
byteString = atob(dataURI.split(',')[1]);
else
byteString = unescape(dataURI.split(',')[1]);
// separate out the mime component
var mimeString = dataURI.split(',')[0]...
How to get values from IGrouping
...list.
– Matt Smith
Apr 22 '16 at 14:09
3
@MorgoZ, OrderBy(x => x.id) will sort them in ascendi...