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center aligning a fixed position div
...lthough it's not supported in some old browsers. And we don't even need to set a fixed or relative width.
.centered {
position: fixed;
left: 50%;
transform: translate(-50%, 0);
}
Working jsfiddle comparison here.
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How do I duplicate a whole line in Emacs?
...s down to
C-a: move cursor to start of line
C-SPACE: begin a selection ("set mark")
C-n: move cursor to next line
M-w: copy region
C-y: paste ("yank")
The aforementioned
C-a C-k C-k C-y C-y
amounts to the same thing (TMTOWTDI)
C-a: move cursor to start of line
C-k: cut ("kill") the line
C-k...
Android: textColor of disabled button in selector not showing?
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The most easy solution is to set color filter to the background image of and button as I saw here
You can do as follow:
if ('need to set button disable')
button.getBackground().setColorFilter(Color.GRAY, PorterDuff.Mode.MULTIPLY);
else
button.g...
Difference between Covariance & Contra-variance
...iance are properties of a mapping function that associates one member of a set with another. More specifically, a mapping can be covariant or contravariant with respect to a relation on that set.
Consider the following two subsets of the set of all C# types. First:
{ Animal,
Tiger,
Fruit,
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`levels
...ggests an assignment, but this is not what is going on. The code is simply setting up a sort of pipeline:
Start with dat$product
Convert it to a factor
Change the levels
Store that in res
Personally, I think that line of code is beautiful ;)
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configure: error: C compiler cannot create executables
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You have an old set of developer tools. gcc is reporting its version as 4.0.1. This may be left over from migrating from an older version of the OS. If you've installed Xcode 4.3.x, you need to launch it, go into its preferences, select the ...
Take a screenshot of a webpage with JavaScript?
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Pounder's if this is possible to do by setting the whole body elements into a canvase then using canvas2image ?
http://www.nihilogic.dk/labs/canvas2image/
share
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How to set environment variables in Python?
I need to set some environment variables in the Python script and I want all the other scripts that are called from Python to see the environment variables' set.
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Setting background-image using jQuery CSS property
I have an image URL in a imageUrl variable and I am trying to set it as CSS style, using jQuery:
11 Answers
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How to highlight a current menu item?
Does AngularJS help in any way with setting an active class on the link for the current page?
29 Answers
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