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Center a position:fixed element
...idth to shift the center towards the middle of the div.
Thus, provided a <!DOCTYPE html> (standards mode), this should do:
position: fixed;
width: 500px;
height: 200px;
top: 50%;
left: 50%;
margin-top: -100px; /* Negative half of height. */
margin-left: -250px; /* Negative half of width. */
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R cannot be resolved - Android error
...roblem in the XML layout file that prevented the application from being built.
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UIButton inside a view that has a UITapGestureRecognizer
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In iOS 6.0 and later, default control actions prevent overlapping gesture recognizer behavior. For example, the default action for a button is a single tap. If you have a single tap gesture recognizer attached to a button’s parent view, and the user ...
Objective-C categories in static library
... and
the category implementation. This
prevents objects created in the
resulting application from responding
to a selector that is defined in the
category.
And their solution:
To resolve this issue, the static
library should pass the -ObjC option
to the linker. This flag causes the
linker to load...
How do I find out which settings.xml file maven is using
...et picked up. Out of desperation, I ran maven with the -s switch ( mvn -s <my intended settings.xml file> ) and everything just started working. It seems to suggest that maven by default is using a "wrong" settings.xml
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Nearest neighbors in high-dimensional data?
...ation we can tolerate.
Finally, LSH is compatible with any Lp norm for 0 < p <= 2. Therefore, to answer your first question, you can use LSH with the Euclidean distance metric, or you can use it with the Manhattan (L1) distance metric. There are also variants for Hamming distance and cosine s...
Regex: Specify “space or start of string” and “space or end of string”
...ant to include the space in your match, you can use lookbehind/aheads.
(?<=\s|^) #to look behind the match
(stackoverflow) #the string you want. () optional
(?=\s|$) #to look ahead.
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Detecting when a div's height changes using jQuery
...his).each(function(t,n){var r={};for(var i,t=0,s=n.attributes,o=s.length;t<o;t++){i=s.item(t);r[i.nodeName]=i.value}e(this).data("attr-old-value",r)})}if(r){var o={subtree:false,attributes:true,attributeOldValue:s.trackValues};var u=new r(function(t){t.forEach(function(t){var n=t.target;if(s.trac...
What is Microsoft.csharp.dll in .NET 4.0
This DLL is added by default in Visual Studio 2010 projects. What is this new assembly used for? It does not seem to contain much after looking at it using Reflector and Google does not seem to have much to say about it either.
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Git will not init/sync/update new submodules
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and one should get an entry of the submodule you want to pull in the result of the git config --list command. If there is an entry of your submodule in the config result, then now the usual git submodule update --init should pull your submodule. To test this step, you can manually rename the submo...