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How to force the browser to reload cached CSS/JS files?
...write if there are exactly 10 digits at the end. (Because 10 digits covers all timestamps from 9/9/2001 to 11/20/2286.)
First, we use the following rewrite rule in .htaccess:
RewriteEngine on
RewriteRule ^(.*)\.[\d]{10}\.(css|js)$ $1.$2 [L]
Now, we write the following PHP function:
/**
* Give...
List vs tuple, when to use each? [duplicate]
...issue mentioned in the other answers. Mutability has teeth to it (you actually can't change a tuple), while homogeneity is not enforced, and so seems to be a much less interesting distinction.
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callback to handle completion of pipe
...to be informed about when the document is downloaded. i have not seen any callback with pipe.Or, Is there any 'end' event that can be captured on completion of download ?
...
Difference between a Message Broker and an ESB
...may lack robust journaling and tools for dealing with journals.
Some ESBs allow database updates to be rolled back and queues to be replayed into a corrected application once an egregious error in logic has been uncovered and fixed. I don't think most brokers integrate that level of transactional ...
Do declared properties require a corresponding instance variable?
...
In your interface, you can formally declare an instance variable between the braces, or via @property outside the braces, or both. Either way, they become attributes of the class. The difference is that if you declare @property, then you can implement usin...
How to prevent ifelse() from turning Date objects into numeric objects
...irst this felt a little "hackish" to me. But now I just think of it as a small price to pay for the performance returns that I get from ifelse(). Plus it's still a lot more concise than a loop.
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How to generate a random alpha-numeric string?
...er that would "likely" be unique over 500K+ generation (my needs don't really require anything much more sophisticated).
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How to change the button text of ?
...file fields of forms. It is a plugin for a jQuery-based component library called Twitter Bootstrap
Sample usage:
Include:
<script type="text/javascript" src="js/bootstrap-filestyle.min.js"> </script>
Via JavaScript:
$(":file").filestyle();
Via data attributes:
<input type="fi...
C# Interfaces. Implicit implementation versus Explicit implementation
...ImplementedException();
}
The difference is that implicit implementation allows you to access the interface through the class you created by casting the interface as that class and as the interface itself. Explicit implementation allows you to access the interface only by casting it as the interfa...
How do I vertically align text in a div?
...; vertical-align: middle;">
<div>
everything is vertically centered in modern IE8+ and others.
</div>
</div>
</div>
It is possible to merge hacks for old browsers (Internet Explorer 6/7) into styles with using # to hide styles from newer brows...