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Could not calculate build plan: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of
...central has elapsed or updates are forced -> [Help 1]
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Had maven 3.0.5, eclipse Kepler with JBoss Dev Studio 7 installed. Computer sitting on internal network with proxy to the internet. Here's what I did.
0. Check the maven repositiory server is up
1. Check Proxy is set up and working
Fi...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
.../{value}/test, how to map in web.xml?
@WebServlet works only on Servlet 3.0 or newer
In order to use @WebServlet, you only need to make sure that your web.xml file, if any (it's optional since Servlet 3.0), is declared conform Servlet 3.0+ version and thus not conform e.g. 2.5 version or lower. Be...
Unioning two tables with different number of columns
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220
Add extra columns as null for the table having less columns like
Select Col1, Col2, Col3, Col4,...
What is a stack trace, and how can I use it to debug my application errors?
...hrow new IllegalStateException("A book has a null property", e)
39 }
40 }
This might give you a stack trace that looks like:
Exception in thread "main" java.lang.IllegalStateException: A book has a null property
at com.example.myproject.Author.getBookIds(Author.java:38)
at ...
Inspect hovered element in Chrome?
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answered Mar 12 '13 at 20:05
Justin ChmuraJustin Chmura
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Android- create JSON Array and JSON Object
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10 Answers
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What is the difference between encode/decode?
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106
The decode method of unicode strings really doesn't have any applications at all (unless you ha...
How do I get a value of datetime.today() in Python that is “timezone aware”?
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380
In the standard library, there is no cross-platform way to create aware timezones without creati...
multiple prints on the same line in Python
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multipleinterfacesmultipleinterfaces
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Python memoising/deferred lookup property decorator
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answered Jun 29 '17 at 0:07
guyaradguyarad
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