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What is the fundamental difference between WebSockets and pure TCP?
I've read about WebSockets and I wonder why browser couldn't simply open trivial TCP connection and communicate with server like any other desktop application. And why this communication is possible via websockets?
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Persist javascript variables across pages? [duplicate]
...mp; sessionStorage of HTML5. These are supported in the latest versions of all modern browsers, and are much easier to use and less fiddly than cookies.
http://www.w3.org/TR/2009/WD-webstorage-20091222/
https://www.w3.org/TR/webstorage/. (second edition)
Here are some sample code for setting and ...
How do short URLs services work?
... site that is redirected to will see the referrer (the site that you originally come from) as being the site the TinyUrl link is on (i.e., twitter.com, your own site, wherever the link is). This is just as important, so that site owners can see where people are coming from. This too, would not work ...
Waiting until two async blocks are executed before starting another block
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NSLog(@"Block3");
});
// only for non-ARC projects, handled automatically in ARC-enabled projects.
dispatch_release(group);
and could produce output like this:
2012-08-11 16:10:18.049 Dispatch[11858:1e03] Block1
2012-08-11 16:10:18.052 Dispatch[11858:1d03] Block2
2012-08-11 16:10:23.051 Dis...
Is ASCII code 7-bit or 8-bit?
...ans it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code?
6 Answers
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Easiest way to toggle 2 classes in jQuery
... a container).
// 1: define the array of switching classes:
var types = ['web','email'];
// 2: get the active class:
var type = $(mybutton).prop('class');
// 3: switch the class with the other on (say..) the container. You can guess the other by using _.without() on the array:
$mycontainer.remove...
How to disable JavaScript in Chrome Developer Tools?
I am trying to debug the features of a website when users disable their JavaScript. I was wondering how do you disable JavaScript for a page from the Google Chrome DevTools?
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Display lines number in Stack Trace for .NET assembly in Release mode
...bugging is somewhat limited (stackoverflow.com/questions/113866). However callstacks are quite reliable even in optimized code, with exception of inlined functions and ocasional situations where tail call can be missing because call xxx / ret sequence was replaced with jmp xxx.
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How do I find the current executable filename? [duplicate]
...e loads an external library.
Is there a way for the library to know the calling executable file?
7 Answers
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What does DIM stand for in Visual Basic and BASIC?
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Dim originally (in BASIC) stood for Dimension, as it was used to define the dimensions of an array.
(The original implementation of BASIC was Dartmouth BASIC, which descended from FORTRAN, where DIMENSION is spelled out.)
Nowadays, D...