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How to use if-else option in JSTL
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I know I'm a bit late to the party, but <c:otherwise> seems a little verbose, eh?
– andronikus
Oct 27 '11 at 13:29
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Using comparison operators in Scala's pattern matching system
...i.e. an if and a boolean expression after the pattern:
a match {
case 10 => println("ten")
case x if x > 10 => println("greater than ten")
case _ => println("less than ten")
}
Edit: Note that this is more than superficially different to putting an if after the =>, becau...
Reverting to a specific commit based on commit id with Git? [duplicate]
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Won't have to type the entire sha, just a little bit will work
– bwawok
Sep 3 '10 at 19:54
44
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How to get orientation-dependent height and width of the screen?
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answered Oct 26 '11 at 16:10
SamSam
25.5k1212 gold badges6666 silver badges9797 bronze badges
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JavaScript file upload size validation
...works.
Note that this (obviously) needs Flash, plus the way it works is a bit different from normal upload forms.
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Can I catch multiple Java exceptions in the same catch clause?
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T.T - why redefine the bitwise or (|) operator? Why not use a comma, or the operator that has a more similar meaning, the logical or (||)?
– ArtOfWarfare
Nov 6 '13 at 18:52
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How do you find out the caller function in JavaScript?
...{
alert("caller is " + Hello.caller.toString());
}
Clearly the first bit is more portable, since you can change the name of the function, say from "Hello" to "Ciao", and still get the whole thing to work.
In the latter, in case you decide to refactor the name of the invoked function (Hello), ...
Running Python code in Vim
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edited Mar 10 at 15:00
Michael
44733 silver badges1313 bronze badges
answered Sep 22 '13 ...
Limit file format when using ?
...lter in the file select dialog box of the OS. For example,
<!-- (IE 10+, Edge (EdgeHTML), Edge (Chromium), Chrome, Firefox 42+) -->
<input type="file" accept=".xls,.xlsx" />
should provide a way to filter out files other than .xls or .xlsx. Although the MDN page for input eleme...
How do I intercept a method call in C#?
...the performance will go down like hell, and I mean it, I'm talking about a 10x performance lost so think carefully before trying that.
The other option is to inject code directly. In runtime, meaning you'll have to use reflection to "read" every class, get its attributes and inject the appropiate ca...