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How do I simulate a hover with a touch in touch enabled browsers?
...s to your CSS as well:
.hover {
-webkit-user-select: none;
-webkit-touch-callout: none;
}
To stop the browser asking you to copy/save/select the image or whatever.
Easy!
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What is the difference between a 'closure' and a 'lambda'?
... function definition is re-written as binding a lambda to a variable internally. In other languages, like Python, there are some (rather needless) distinctions between them, but they behave the same way otherwise.
A closure is any function which closes over the environment in which it was defined. ...
How do I determine the size of my array in C?
...
It should be the case with all compilers, since the results of sizeof is defined as a compile-time constant.
– Mark Harrison
Sep 22 '13 at 5:39
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What is the opposite of :hover (on mouse leave)?
...{
color:#999;
transition: color 0.5s linear; /* vendorless fallback */
-o-transition: color 0.5s linear; /* opera */
-ms-transition: color 0.5s linear; /* IE 10 */
-moz-transition: color 0.5s linear; /* Firefox */
-webkit-transition: color 0.5s linear; /*safari and chr...
How to clear the canvas for redrawing
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A totally minor suggesting but I'd suggest context.clearRect(0, 0, context.canvas.width, context.canvas.height). It's effectively the same thing but one less dependency (1 variable instead of 2)
– gman
...
Tracing XML request/responses with JAX-WS
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Following options enable logging of all communication to the console (technically, you only need one of these, but that depends on the libraries you use, so setting all four is safer option). You can set it in the code like in example, or as command line parame...
What is the difference between '>' and a space in CSS selectors?
...o scenarios div > span { } vs. div span { }
Here, the (space) selects all the all the <span> elements inside <div> element even if they are nested inside more than one element. The > selects all the children of <div> element but if they are not inside another element.
Take...
Intercept page exit event
...ser might decide to navigate to another website and in doing so could lose all the edits they have not saved.
4 Answers
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Vertically centering Bootstrap modal window
...modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
<div class="vertical-alignment-helper">
<div class="modal-dialog vertical-align-center">
<div class="modal-content">
<div class="mod...
When should I use double instead of decimal?
...these errors are significant enough to warrant much thought however.
In all cases, if you want to compare two floating-point numbers that should in theory be equivalent (but were arrived at using different calculations), you need to allow a certain degree of tolerance (how much varies, but is typ...