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Difference between volatile and synchronized in Java
...nchronized with respect to memory visibility and instruction ordering (see http://www.cs.umd.edu/users/pugh/java/memoryModel/jsr-133-faq.html#volatile). For the purposes of visibility, each access to a volatile field acts like half a synchronization.
Under the new memory model, it is still true...
Detect rotation of Android phone in the browser with JavaScript
...
It is possible in HTML5.
You can read more (and try a live demo) here: http://slides.html5rocks.com/#slide-orientation.
window.addEventListener('deviceorientation', function(event) {
var a = event.alpha;
var b = event.beta;
var g = event.gamma;
}, false);
It also supports deskop b...
How do you reverse a string in place in C or C++?
...fully swap outside the place.
Useful link when vandalising in the UNICODE: http://www.macchiato.com/unicode/chart/
Also, UTF-8 over 0x10000 is untested (as I don't seem to have any font for it, nor the patience to use a hexeditor)
Examples:
$ ./strrev Räksmörgås ░▒▓○◔◑◕●
░...
Use tab to indent in textarea
...the TAB keypress within a Textbox
How to handle <tab> in textarea?
http://jsfiddle.net/jz6J5/
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How to set a selected option of a dropdown list control using angular JS
...m.selectedVariant it should be selected automatically.
Check out sample on http://docs.angularjs.org/api/ng.directive:select which selects red color by default by simply assigning $scope.color='red'.
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Orchestration vs. Choreography
...bscribe to this interpretation of orchestration vs. choreography question:
http://geekexplains.blogspot.com/2008/07/ways-of-combining-web-services.html)
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Check if element is visible in DOM
... broke for some situation for me..
See the winning answer breaking at:
http://plnkr.co/edit/6CSCA2fe4Gqt4jCBP2wu?p=preview
Eventually, I decided that the best solution was $(elem).is(':visible') - however, this is not pure javascript. it is jquery..
so I peeked at their source and found what ...
How to find time complexity of an algorithm
...
This is an excellent article :
http://www.daniweb.com/software-development/computer-science/threads/13488/time-complexity-of-algorithm
The below answer is copied from above (in case the excellent link goes bust)
The most common metric for calculating tim...
How to name variables on the fly?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
What is a postback?
...directed back). The non-interactive part is done using a 'postback', or an HTTP POST from site 2's servers to site 1's servers.
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