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Focus Input Box On Load
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Just a heads up - you can now do this with HTML5 without JavaScript for browsers that support it:
<input type="text" autofocus>
You probably want to start with this and build onto it with JavaScript to provide a fallback for older browsers.
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What is the difference between concurrency, parallelism and asynchronous methods?
...are NOT the same thing.
Differences between concurrency vs. parallelism
Now let’s list down remarkable differences between concurrency and parallelism.
Concurrency is when two tasks can start, run, and complete in overlapping time periods. Parallelism is when tasks literally run at the same ti...
Regex Pattern to Match, Excluding when… / Except between
...match temperature unless italicized"...
Sadly, the technique is not well known: I estimate that in twenty SO questions that could use it, only one has one answer that mentions it—which means maybe one in fifty or sixty answers. See my exchange with Kobi in the comments. The technique is described...
Trim string in JavaScript?
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I know this question has been asked three years back.Now,String.trim() was added natively in JavaScript.For an instance, you can trim directly as following,
document.getElementById("id").value.trim();
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Getting Java version at runtime
...= version.substring(0, dot); }
} return Integer.parseInt(version);
}
Now you can check the version much more comfortably:
if(getVersion() < 6) {
// ...
}
share
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improve this answer
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Java Interfaces/Implementation naming convention [duplicate]
... interface implementations (which may also be proxied - your code doesn't know!). Even if you only have two implementations - one a Mock for testing, and one that gets injected into the actual production code - this doesn't make having an interface superfluous. A well documented interface establis...
jQuery: serialize() form and other parameters
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I dont know but none of the above worked for me, Then i used this and it worked :
In form's serialized array it is stored as key value pair
We pushed the new value or values here in form variable and then we can pass this variable ...
“Undefined reference to” template class constructor [duplicate]
...cases. The choice is yours.
The code in a template is merely a 'pattern' known to the compiler. The compiler won't compile the constructors cola<float>::cola(...) and cola<string>::cola(...) until it is forced to do so. And we must ensure that this compilation happens for the constructo...
Canvas width and height in HTML5
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Thx much appreciated. I see now what CSS is doing... it treats the canvas 'like' a image, scaling an image is obviously not as good as 're-drawing' it!
– EnglishAdam
Sep 11 '14 at 18:32
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Is volatile expensive?
...e of this and actually share the cached reference to the requesting CPU - now the request CPU has a copy of that memory in its CPU cache. (It never had to look in main memory for the reference)
There is quite a bit more of protocol involved but this gives an idea of what is going on. Also to answ...