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Stretch and scale a CSS image in the background - with CSS only
...at my background image stretch and scale depending on the browser viewport size.
22 Answers
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Make function wait until element exists
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If you have access to the code that creates the canvas - simply call the function right there after the canvas is created.
If you have no access to that code (eg. If it is a 3rd party code such as google maps) then what you could do is test for the existence in an interval:
var c...
Check if a string is null or empty in XSLT
... answer, which includes the option in Michael Kay's comment as well as the sixth possible interpretation.
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How to change 'Maximum upload size exceeded' restriction in Shiny and save user file inputs?
I've recently learned that R Shiny programs impose a maximum size restriction for file uploads by default (I don't know what the size is exactly, but I'm guessing it's 5,000 KB). I'd like to remove this restriction. How can I do so, and what is there a general rule of thumb for the size of user uplo...
Does .NET provide an easy way convert bytes to KB, MB, GB, etc.?
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Here is a fairly concise way to do this:
static readonly string[] SizeSuffixes =
{ "bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB" };
static string SizeSuffix(Int64 value, int decimalPlaces = 1)
{
if (decimalPlaces < 0) { throw new ArgumentOutOfRangeExcept...
What does %~d0 mean in a Windows batch file?
...-file itself, %1 is the first argument after, %2 is the second and so on.
Since the arguments are often file paths, there is some additional syntax to extract parts of the path. ~d is drive, ~p is the path (without drive), ~n is the file name. They can be combined so ~dp is drive+path.
%~dp0 is th...
Linking R and Julia?
Julia looks very promising for fast and syntax-sane computation (e.g. here ), but I suspect it will not be anywhere near R in terms of overall statistics workflow for some time yet. So I'd like to use it where C++ is mainly used in R programs: to optimize slow portions of code. Before I invest th...
Open another application from your own (intent)
I know how to update my own programs, and I know how to open programs using the a predefined Uri (for sms or email for example)
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Turning off auto indent when pasting text into vim
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Louis
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answered Mar 25 '10 at 10:02
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Importing data from a JSON file into R
...on_data <- fromJSON(paste(readLines(json_file), collapse=""))
Update: since version 0.2.1
json_data <- fromJSON(file=json_file)
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