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Web Config Transformation to add a child element
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Liam
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answered Jun 14 '12 at 14:53
Jim KeeneyJim K...
How to check if a variable exists in a FreeMarker template?
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309
To check if the value exists:
[#if userName??]
Hi ${userName}, How are you?
[/#if]
Or wi...
HTML anchor link - href and onclick both?
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130
Just return true instead?
The return value from the onClick code is what determines whether th...
jQuery find parent form
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karim79karim79
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...
Easiest way to read from a URL into a string in .NET
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edited Jul 11 '12 at 13:51
Tim Cooper
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a...
Using Core Data, iCloud and CloudKit for syncing and backup and how it works together
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183
It's like this:
Core Data on its own, is completely local and does not automatically work with...
Specify multiple attribute selectors in CSS
...part.
– törzsmókus
Sep 20 '16 at 23:24
You have to indeed (at least for the moment), unless you use preprocessors. C...
What Makes a Method Thread-safe? What are the rules?
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edited Jul 18 '17 at 9:38
Hakan Fıstık
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answ...
HttpServletRequest - how to obtain the referring URL?
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311
It's available in the HTTP referer header. You can get it in a servlet as follows:
String ref...
Returning value from called function in a shell script
...ho "directory not created"
else
echo "directory already created"
fi
3. Share variable
lockdir="somedir"
retval=-1
testlock(){
if mkdir "$lockdir"
then # Directory did not exist, but it was created successfully
echo >&2 "successfully acquired lock: $lockdir"
r...