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jQuery UI Tabs - How to Get Currently Selected Tab Index
...re than one tabs areas on the view?"
Again, just think simple, use my same setup but use an ID to identify which tabs you want to get hold of.
For example, if you have:
$('#example-1').tabs();
$('#example-2').tabs();
And you want the current panel of the second tab set:
var curTabPanel = $('#...
Open Sublime Text from Terminal in macOS
... NOT get Sublime Text opening your current working directory then the next set of steps will NOT work. If nothing happens or you get an error from Terminal it will be because it couldn't find the Sublime Text application. This would mean that you would have to check what you've typed (spelling, etc....
How can I unit test Arduino code?
I'd like to be able to unit test my Arduino code. Ideally, I would be able to run any tests without having to upload the code to the Arduino. What tools or libraries can help me with this?
...
How can I sort a List alphabetically?
...ns.sort(listOfCountryNames, Collator.getInstance());
Solution with a TreeSet
If you are free to decide, and if your application might get more complex, then you might change your code to use a TreeSet instead. This kind of collection sorts your entries just when they are inserted. No need to call...
Inputting a default image in case the src attribute of an html is not valid?
...t;/title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<p>
<object data="http://stackoverflow.com/does-not-exist.png" type="image/png">
<img src="https://cdn.sstatic.net/Img/unified/sprites.svg?v=e5e58a...
Change text color based on brightness of the covered background area?
...:
const rgb = [255, 0, 0];
// Randomly change to showcase updates
setInterval(setContrast, 1000);
function setContrast() {
// Randomly update colours
rgb[0] = Math.round(Math.random() * 255);
rgb[1] = Math.round(Math.random() * 255);
rgb[2] = Math.round(Math.random() * 255);
...
How to check whether a string is Base64 encoded or not
...A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{2}==)?$
In base64 encoding, the character set is [A-Z, a-z, 0-9, and + /]. If the rest length is less than 4, the string is padded with '=' characters.
^([A-Za-z0-9+/]{4})* means the string starts with 0 or more base64 groups.
([A-Za-z0-9+/]{4}|[A-Za-z0-9+/]{3}=|[A...
PHP mkdir: Permission denied problem
...ows: Warning: mkdir() [function.mkdir]: Permission denied in ... . How to settle down the problem?
13 Answers
...
How to print number with commas as thousands separators?
...2.7
f'{value:,}' # For Python ≥3.6
Locale aware
import locale
locale.setlocale(locale.LC_ALL, '') # Use '' for auto, or force e.g. to 'en_US.UTF-8'
'{:n}'.format(value) # For Python ≥2.7
f'{value:n}' # For Python ≥3.6
Reference
Per Format Specification Mini-Language,
The ',' opt...
YouTube Video Embedded via iframe Ignoring z-index?
...ady there, we want to preserve it, not destroy it, because it represents a setting chosen by whoever pasted in this YouTube video, and they presumably chose it for a reason!
So, if ? is found, the wmode=transparent will be appended using the format: &mode=transparent to just tag it on the end o...