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Difference between a virtual function and a pure virtual function [duplicate]
...
A pure virtual function is a virtual function whose declaration ends in =0:
class Base {
// ...
virtual void f() = 0;
// ...
A pure virtual function implicitly makes the class it is defined for abstract (unlike in Java where you have a keyword to explicitly declare the class abstract). Ab...
How to minify php page html output?
...eliver HTML with GZip - this generally reduces the response size by about 70%. (If you use Apache, the module configuring gzip depends on your version: Apache 1.3 uses mod_gzip while Apache 2.x uses mod_deflate.)
Accept-Encoding: gzip, deflate
Content-Encoding: gzip
Use the following snippet to re...
How to replace multiple substrings of a string?
...e("|".join(rep.keys()))
text = pattern.sub(lambda m: rep[re.escape(m.group(0))], text)
For example:
>>> pattern.sub(lambda m: rep[re.escape(m.group(0))], "(condition1) and --condition2--")
'() and --text--'
shar...
How to get the cuda version?
...our path.
– harrism
Jan 14 '17 at 6:06
15
in Ubuntu you may need to install nvidia-cuda-tools to ...
How to make a div 100% height of the browser window
...e use of vh: 1vh is equal to 1% of the viewport's height. That is to say, 100vh is equal to the height of the browser window, regardless of where the element is situated in the DOM tree:
HTML
<div></div>
CSS
div {
height: 100vh;
}
This is literally all that's needed. Here is a...
How do you UrlEncode without using System.Web?
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edited Sep 18 '17 at 14:30
T.Todua
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answer...
Get day of week in SQL Server 2005/2008
If I have a date 01/01/2009, I want to find out what day it was e.g. Monday, Tuesday, etc...
10 Answers
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Reliable method to get machine's MAC address in C#
...:29
Dai
100k2121 gold badges164164 silver badges259259 bronze badges
answered Oct 5 '11 at 13:12
Mohammed A. F...
How does functools partial do what it does?
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edited Mar 11 '13 at 10:11
answered Mar 11 '13 at 5:35
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