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What's the effect of adding 'return false' to a click event listener?
... is here.
– ruffin
Mar 30 '17 at 17:01
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How does facebook, gmail send the real time notification?
...on');
}
$(document).ready(function() {
$.ajaxSetup({
timeout: 1000*60//set a global AJAX timeout of a minute
});
doPoll(); // do the first poll
});
The whole thing depends a lot on how your existing architecture is put together.
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How do I record audio on iPhone with AVAudioRecorder?
...the user pressing a button on the navBar.
The recording uses cd quality (44100 samples), stereo (2 channels) linear pcm. Beware: if you want to use a different format, especially an encoded one, make sure you fully understand how to set the AVAudioRecorder settings (read carefully the audio types do...
What columns generally make good indexes?
...e column.
They will not be useful if:
You are selecting a large % (>10-20%) of the rows in the table
The additional space usage is an issue
You want to maximize insert performance. Every index on a table reduces insert and update performance because they must be updated each time the data ch...
How to choose the id generation strategy when using JPA and Hibernate
... the insert statement execution. This strategy is only supported on Oracle 10g drivers targeted for JDK 1.4. Comments on these insert statements are disabled due to a bug in the Oracle drivers.
If you are building a simple application with not much concurrent users, you can go for increment, identi...
Detach many subdirectories into a new, separate Git repository
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What is difference between XML Schema and DTD?
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edited Oct 10 '09 at 14:40
answered Oct 9 '09 at 15:01
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JOIN queries vs multiple queries
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For inner joins, a single query makes sense, since you only get matching rows.
For left joins,...
[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
... opacity: 1;
transform: scale(0.7);
}
100% {
opacity: 0;
transform: scale(1);
}
}
html {
overflow-y: hidden !important;
}
/...
Show history of a file? [duplicate]
...wesome
– Chang Qian
Oct 30 '18 at 7:01
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