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How to make input type= file Should accept only pdf and xls
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You could do so by using the attribute accept and adding allowed mime-types to it. But not all browsers do respect that attribute and it could easily be removed via some code inspector. So in either case you need to check the file type on the server side (your second question).
Ex...
How to Apply global font to whole HTML document
... want to make it have the same font-family and the same text-size ignoring all inner formatting of text.
6 Answers
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CSS3 Spin Animation
... because you explained it best and you are the only answer that included all the prefixed versions.
– iambriansreed
Feb 13 '13 at 18:07
54
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2D cross-platform game engine for Android and iOS? [closed]
... found it's 2D part with OnGUI() or GUITextures too clumsy. Also, even a smallest game done on Unity3d is at least 10MB download which is just too much for a 2D game.
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...en Ubuntu 16.04 if not later).
Another downside is that since you aren't calling an explicit executable, it's got the potential for mistakes, and on multiuser systems security problems (if someone managed to get their executable called bash in your path, for example).
#!/usr/bin/env bash #lends yo...
Styles.Render in MVC4
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It's calling the files included in that particular bundle which is declared inside the BundleConfig class in the App_Start folder.
In that particular case The call to @Styles.Render("~/Content/css") is calling "~/Content/site....
What's the difference between ConcurrentHashMap and Collections.synchronizedMap(Map)?
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For your needs, use ConcurrentHashMap. It allows concurrent modification of the Map from several threads without the need to block them. Collections.synchronizedMap(map) creates a blocking Map which will degrade performance, albeit ensure consistency (if used properl...
How to design a multi-user ajax web application to be concurrently safe
...r-Side:
Determine a reasonable level at which you would define what I'd call "atomic artifacts" (the page? Objects on the page? Values inside objects?). This will depend on your webservers, database & caching hardware, # of user, # of objects, etc. Not an easy decision to make.
For each atomic...
Why not use Double or Float to represent currency?
...power of 10 to get 1/3. You could settle on a long sequence of 3's and a small exponent, like 333333333 * 10-10, but it is not accurate: if you multiply that by 3, you won't get 1.
However, for the purpose of counting money, at least for countries whose money is valued within an order of magnitude...
IIS Express Immediately shutting-down running site after stopping web application
...t and Continue checkbox in project properties) you have to use the "Detech all" command to stop debugging.
The debugger will detach from the iis process without closing it.
Clearly "Edit and Continue" feature will not work until you start debugging again.
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