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Installing older version of R package
...geurl <- "http://cran.r-project.org/src/contrib/Archive/ggplot2/ggplot2_0.9.1.tar.gz"
install.packages(packageurl, repos=NULL, type="source")
If this doesn't work for you and you're on Windows, the reason is probably the lack of an appropriate tool chain for building/compiling packages. Normall...
How can I pad an int with leading zeros when using cout
...to output an int with leading zeros, so the value 1 would be printed as 001 and the value 25 printed as 025 . How can I do this?
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How to list npm user-installed packages?
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1305
This works pretty well too: npm list -g --depth=0
npm: the Node package manager command line ...
What's the best way to add a drop shadow to my UIView
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280
Try this:
UIBezierPath *shadowPath = [UIBezierPath bezierPathWithRect:view.bounds];
view.layer....
How can you detect the version of a browser?
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508
You can see what the browser says, and use that information for logging or testing multiple bro...
Converting any string into camel case
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250
Looking at your code, you can achieve it with only two replace calls:
function camelize(str) {...
Responsive iframe using Bootstrap
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answered Aug 10 '14 at 20:52
ChristinaChristina
31.5k1717 gold badges7474 silver badges117117 bronze badges
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Javascript : natural sort of alphanumerical strings
...d in Chrome, Firefox, and IE11.
Here's an example. It returns 1, meaning 10 goes after 2:
'10'.localeCompare('2', undefined, {numeric: true, sensitivity: 'base'})
For performance when sorting large numbers of strings, the article says:
When comparing large numbers of strings, such as in sor...
Simple calculations for working with lat/lon and km distance?
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The approximate conversions are:
Latitude: 1 deg = 110.574 km
Longitude: 1 deg = 111.320*cos(latitude) km
This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the model used ...
Export Postgresql table data using pgAdmin
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edited Nov 25 '16 at 15:06
Alfonso Tienda
2,72511 gold badge1313 silver badges2727 bronze badges
answe...