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How to force R to use a specified factor level as reference in a regression?
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Others have mentioned the relevel command which is the best solution if you want to change the base level for all analyses on your data (or are willing to live with changing the data).
If you don't want to change the data (this is a one time change, but in the f...
Getting the object's property name
...myObject[c]));
}
Walla! This will definitely work in the latest firefox and ie11 and chrome...
Here is some documentation at MDN
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys
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Cannot download Docker images behind a proxy
I installed Docker on my Ubuntu 13.10 (Saucy Salamander) and when I type in my console:
25 Answers
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Backbone.js fetch with parameters
...r servers, emulate HTTP by mimicking the HTTP method with `_method`
// And an `X-HTTP-Method-Override` header.
if (Backbone.emulateHTTP) {
if (type === 'PUT' || type === 'DELETE') {
if (Backbone.emulateJSON) params.data._method = type;
params.type = 'POST';
para...
iOS multiline label in Interface builder
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And what's the width of your label?
– akashivskyy
Jul 2 '11 at 14:32
8
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Fastest way to extract frames using ffmpeg?
...about 20 times faster. We use fast seeking to go to the desired time index and extract a frame, then call ffmpeg several times for every time index. Note that -accurate_seek is the default
, and make sure you add -ss before the input video -i option.
Note that it's better to use -filter:v -fps=fps=...
Soft hyphen in HTML ( vs. ­)
... @gclj5 I just tested find on a ­ word in Chrome v21, and it correctly ignores the soft hyphen. Not sure about IE, FF and other browsers though.
– evanrmurphy
Oct 23 '12 at 21:01
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Scalar vs. primitive data type - are they the same thing?
...ticles I have read, there are sometimes references to primitive data types and sometimes there are references to scalars.
7...
css3 transition animation on load?
...}
...which basically says "at the start, the header will be off the left hand edge of the screen by its full width and at the end will be in place".
The second part is calling that slideInFromLeft animation:
animation: 1s ease-out 0s 1 slideInFromLeft;
Above is the shorthand version but here is th...
Imitating a blink tag with CSS3 animations
..., it's much simpier. You can add webkit prefix to get it working in Chrome and Safari.
– m93a
Apr 15 '13 at 18:31
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