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What is the difference between a pseudo-class and a pseudo-element in CSS?
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Official description
The pseudo-class concept is introduced to permit selection based on information that lies outside of the document tree or that cannot be expressed using the other simple selectors.
A pseudo-class always consists of a "colon" (:) followed by the name of the pseudo-cl...
Using parameters in batch files at Windows command line
...parameters passed through the command line can be accessed in batch files with the notation %1 to %9. There are also two other tokens that you can use:
%0 is the executable (batch file) name as specified in the command line.
%* is all parameters specified in the command line -- this is very useful...
What exactly happens when I set LoadUserProfile of IIS pool?
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I mean if it's a "good" thing then why it is not "on" by default and why is it there after all?
IIS 6 never loaded user profiles. I would assume this is off by default to keep the behavior consistent, and an administrator has to opt-...
Entity Framework 4 - AddObject vs Attach
I have been working with Entity Framework 4 recently, and am slightly confused as to when to use ObjectSet.Attach , and ObjectSet.AddObject .
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PHP DateTime::modify adding and subtracting months
I've been working a lot with the DateTime class and recently ran into what I thought was a bug when adding months. After a bit of research, it appears that it wasn't a bug, but instead working as intended. According to the documentation found here :
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What is CMake equivalent of 'configure --prefix=DIR && make all install '?
...th/to/install /path/to/src
$ cmake --build . --target install
You would either add --config Release to the third command or -DCMAKE_BUILD_TYPE=Release to the second command, depending on whether you were using a multi-config generator or a single-config generator, respectively.
The type (PATH) is...
HorizontalAlignment=Stretch, MaxWidth, and Left aligned at the same time?
This seems like it should be easy but I'm stumped. In WPF, I'd like a TextBox that stretches to the width of it's parent, but only to a maximum width. The problem is that I want it to be left justified within its parent. To get it to stretch you have to use HorizontalAlignment="Stretch", but then th...
Get the size of the screen, current web page and browser window
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You can get the size of the window or document with jQuery:
// Size of browser viewport.
$(window).height();
$(window).width();
// Size of HTML document (same as pageHeight/pageWidth in screenshot).
$(document).height();
$(document).width();
For screen size you can use...
Accessing @attribute from SimpleXML
...ar_dump $xml->OFFICE->{'@attributes'} , I get an empty object, despite the fact that the first var_dump clearly shows that there are attributes to output.
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Objective-C parse hex string to integer
... Objective-C. I am willing to use both an objective, or a C-based method, either is fine.
7 Answers
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