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What is a C++ delegate?
...
You have an incredible number of choices to achieve delegates in C++. Here are the ones that came to my mind.
Option 1 : functors:
A function object may be created by implementing operator()
struct Functor
{
// Normal class/struct members
int operator()(do...
How can you find and replace text in a file using the Windows command-line environment?
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I can see PowerShell is capable of archieving this. But how can I make this run from a batch file (example: myProc.bat)?
– Pablo Venturino
Mar 3 '10 at 12:43
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Can we append to a {% block %} rather than overwrite?
...r works fine when extending a template but not as well when including one, ie:
{% extends "base.html" %} vs. {% include "partial.html" %}
Say you want to include a template in the middle of your page and you'd also like it to add some javascript in a block at the end of the page: calling block.supe...
What does in XML mean?
...e <
&, ', and ", but %MyParamEntity; will not be expanded
(if I retrieve the text of this node it will contain
%MyParamEntity; and not "Has been expanded")
and I can't place two dashes next to each other.
-->
<![CDATA[
Within this Character Data block I can
use double dashes as much...
(![]+[])[+[]]… Explain why this works
...they receive an expression, which is formed by the Unary Plus Operator applied to an empty array again.
What the Unary Plus Operator does is type conversion, to Number, for example:
typeof +"20"; // "number"
One more time, this is applied to an empty Array, and as I said before, the String repre...
Is there any reason for using WebGL instead of 2D Canvas for 2D games/apps?
...logy over another?
integrates better in their already built system
is easier to use
is faster
has more capabilities or better suits their needs
cost
more platfrom-independant
So I'll discuss the differences between canvas and webGL APIs regarding these qualities.
Both canvas and webGL are Jav...
Git status ignore line endings / identical files / windows & linux environment / dropbox / mled
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@ThorstenNiehues I use that setting on some work project. On work I must use windows, home I use mac and linux. Before this I had the same problem as you, after that setting everything was ok.
– Saša Šijak
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What is the aspnet_client folder for under the IIS structure?
I notice that there's frequently an aspnet_client folder under the standard IIS web folder structure. What is this used for? Is it needed?
...
How do you access the matched groups in a JavaScript regular expression?
... RegExp(regexp, flags);
let match;
while (match = re.exec(str)) {
yield match;
}
}
A copy of the original regexp is created; this is to avoid side-effects due to the mutation of the lastIndex property when going through the multple matches.
Also, we need to ensure the regexp has the glo...
Combine two columns of text in pandas dataframe
...rame["quarter"].map(str) map is just applying string conversion to all entries.
– Ozgur Ozturk
Feb 1 '17 at 21:17
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