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Regular expression for a hexadecimal number?
...script, python , golang, etc.).
This answer was taken from:http://ult-tex.net/info/perl/
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JavaScript/JQuery: $(window).resize how to fire AFTER the resize is completed?
...ng prototype of your provided code for the rest of the community: jsfiddle.net/h6h2pzpu/3. Enjoy everyone!
– Jonas Stawski
Aug 27 '15 at 19:55
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Serializing object that contains cyclic object value
... }
seen.push(val);
}
return val;
});
http://jsfiddle.net/mH6cJ/38/
As correctly pointed out in other comments, this code removes every "seen" object, not only "recursive" ones.
For example, for:
a = {x:1};
obj = [a, a];
the result will be incorrect. If your structure is l...
What does InitializeComponent() do, and how does it work in WPF?
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Not the answer you're looking for? Browse other questions tagged c# .net wpf attached-properties or ask your own question.
How to show disable HTML select option in by default?
... This doesn't work, OP need it to be selected by default jsfiddle.net/tomsihap/5xm7grnb
– tomsihap
Dec 5 '17 at 13:55
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Is there any WinSCP equivalent for linux? [closed]
... Ubuntu Unity 14.0.4 its under Files > Connect to Server in the Menu or Network > Connect to Server in the sidebar
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Check if $_POST exists
...hod isset is not appropriate.
According to PHP documentation: http://php.net/manual/en/function.array-key-exists.php
(see Example #2 array_key_exists() vs isset())
The method array_key_exists is intended for checking key presence in array.
So code in the question could be changed as follow:
fun...
How do I make an HTML text box show a hint when empty?
...of this feature. Support in Firefox was added in 3.7. Chrome is fine. Internet Explorer only added support in 10. If you target a browser that does not support input placeholders, you can use a jQuery plugin called jQuery HTML5 Placeholder, and then just add the following JavaScript code to enable ...
How to get the selected radio button’s value?
... @TomPietrosanti the documentation appears to be a little off, jsfiddle.net/Xxxd3/608 works in <1.7.2 but not in >1.8.3. Regardless, the @ should definitely be removed
– jbabey
Jun 21 '13 at 12:28
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In php, is 0 treated as empty?
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http://php.net/empty
The following things are considered to be empty:
"" (an empty string)
0 (0 as an integer)
0.0 (0 as a float)
"0" (0 as a string)
NULL
FALSE
array() (an empty array)
var $var; (a variable de...