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Evaluate empty or null JSTL c tags
...se the empty keyword in a <c:if> for this:
<c:if test="${empty var1}">
var1 is empty or null.
</c:if>
<c:if test="${not empty var1}">
var1 is NOT empty or null.
</c:if>
Or the <c:choose>:
<c:choose>
<c:when test="${empty var1}">
va...
Taskkill /f doesn't kill a process
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edited Oct 15 '13 at 13:09
LaurentG
9,30488 gold badges4141 silver badges5959 bronze badges
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Evaluate expression given as a string
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431
The eval() function evaluates an expression, but "5+5" is a string, not an expression. Use parse...
How to debug JavaScript / jQuery event bindings with Firebug or similar tools?
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15 Answers
15
Active
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What is Java String interning?
...tents share same memory. So if you have list of names where 'john' appears 1000 times, by interning you ensure only one 'john' is actually allocated memory.
This can be useful to reduce memory requirements of your program. But be aware that the cache is maintained by JVM in permanent memory pool wh...
Is there a sleep function in JavaScript? [duplicate]
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edited Jul 17 '09 at 10:40
Ionuț G. Stan
153k1818 gold badges172172 silver badges191191 bronze badges
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Remove DEFINER clause from MySQL Dumps
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111
I don't think there is a way to ignore adding DEFINERs to the dump. But there are ways to remo...
Adding days to a date in Python
I have a date "10/10/11(m-d-y)" and I want to add 5 days to it using a Python script. Please consider a general solution that works on the month ends also.
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