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What is a regular expression for a MAC Address?
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The standard (IEEE 802) format for
printing MAC-48 addresses in
human-friendly form is six groups of
two hexadecimal digits, separated by
hyphens - or colons :.
So:
^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$
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CSS filter: make color image with transparency white
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You can use
filter: brightness(0) invert(1);
html {
background: red;
}
p {
float: left;
max-width: 50%;
text-align: center;
}
img {
display: block;
max-width: 100%;
}
.filter {
-webkit-filter: brightness(0) invert(1);
fi...
Build an ASCII chart of the most commonly used words in a given text [closed]
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LabVIEW 51 nodes, 5 structures, 10 diagrams
Teaching the elephant to tap-dance is never pretty. I'll, ah, skip the character count.
The program flows from left to right:
sha...
Providing white space in a Swing GUI
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+200
Using various LayoutManagers one can provide spacing between various components.
1.) BorderLayout :
Overloaded Constructor : Bor...
Convert list of dictionaries to a pandas DataFrame
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1044
Supposing d is your list of dicts, simply:
df = pd.DataFrame(d)
Note: this does not work with...
Local dependency in package.json
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620
npm >= 2.0.0
This feature was implemented in the version 2.0.0 of npm. Example:
{
"name":...
Using jquery to get element's position relative to viewport
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edited Apr 17 '13 at 9:50
Pang
8,2181717 gold badges7373 silver badges111111 bronze badges
answered Oc...
HTML5 Pre-resize images before uploading
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10 Answers
10
Active
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Matplotlib - global legend and title aside subplots
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edited Mar 13 at 17:30
answered Feb 10 '12 at 0:47
orb...
CSS: bolding some text without changing its container's size
...h a little compromise, I used text-shadow instead.
li:hover {text-shadow:0px 0px 1px black;}
Here's a working example:
body {
font-family: segoe ui;
}
ul li {
display: inline-block;
border-left: 1px solid silver;
padding: 5px
}
.textshadow :hover {
text-shadow: 0px 0p...