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How do I Convert DateTime.now to UTC in Ruby?
...DateTime and not Time? Time should include everything you need:
irb(main):016:0> Time.now
=> Thu Apr 16 12:40:44 +0100 2009
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:not(:empty) CSS selector is not working?
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BoltClock♦BoltClock
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Responsive iframe using Bootstrap
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answered Aug 10 '14 at 20:52
ChristinaChristina
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Styling text input caret
... the format with CSS.
input,
textarea {
font-size: 24px;
padding: 10px;
color: red;
text-shadow: 0px 0px 0px #000;
-webkit-text-fill-color: transparent;
}
input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
color:
text-shadow: none;
-webkit-t...
How to Copy Contents of One Canvas to Another Canvas Locally
...tion passing it the source canvas directly
destCtx.drawImage(sourceCanvas, 0, 0);
Way faster than using an ImageData object or Image element.
Note that sourceCanvas can be a HTMLImageElement, HTMLVideoElement, or a HTMLCanvasElement. As mentioned by Dave in a comment below this answer, you cannot...
Outline radius?
...mooth outline with box-shadow: */
.text1:focus {
box-shadow: 0 0 3pt 2pt red;
}
/* Hard "outline" with box-shadow: */
.text2:focus {
box-shadow: 0 0 0 2pt red;
}
<input type=text class="text1">
<br>
<br>
<br>
<br>
<...
Generate random 5 characters string
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$rand = substr(md5(microtime()),rand(0,26),5);
Would be my best guess--Unless you're looking for special characters, too:
$seed = str_split('abcdefghijklmnopqrstuvwxyz'
.'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
.'0123456789!@#$%^&*()...
How to convert a NumPy array to PIL image applying matplotlib colormap
...st ensure your NumPy array, myarray, is normalised with the max value at 1.0.
Apply the colormap directly to myarray.
Rescale to the 0-255 range.
Convert to integers, using np.uint8().
Use Image.fromarray().
And you're done:
from PIL import Image
from matplotlib import cm
im = Image.fromarray(np....
How do I create a random alpha-numeric string in C++?
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+100
Mehrdad Afshari's answer would do the trick, but I found it a bit too verbose for this simple task. Look-up tables can sometimes do w...
Check if value is in select list with JQuery
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180
Use the Attribute Equals Selector
var thevalue = 'foo';
var exists = 0 != $('#select-box option...