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Evaluate empty or null JSTL c tags
...c:choose>
Or if you don't need to conditionally render a bunch of tags and thus you could only check it inside a tag attribute, then you can use the EL conditional operator ${condition? valueIfTrue : valueIfFalse}:
<c:out value="${empty var1 ? 'var1 is empty or null' : 'var1 is NOT empty or n...
Can't open config file: /usr/local/ssl/openssl.cnf on Windows [duplicate]
...t to use a certificate for my nodejs https server. I ran the following command:
7 Answers
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Forking from GitHub to Bitbucket
...le to get the updates without the need to download all the CakePHP zip/tar and replace the folder, then commit and push, but maybe with a ‘merge’(?).
...
PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
... to the corresponding getters. A big word of caution is not to mix "Field" and "Property" access types within the entity class otherwise the behavior is undefined by the JSR-317 specifications.
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Programmatically access currency exchange rates [closed]
I'm setting up an online ordering system but I'm in Australia and for international customers I'd like to show prices in US dollars or Euros so they don't have to make the mental effort to convert from Australian dollars.
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Android Google Maps v2 - set zoom level for myLocation
...tionChanged( location );
//Move the camera to the user's location and zoom in!
mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(location.getLatitude(), location.getLongitude()), 12.0f));
}
}
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GitHub - failed to connect to github 443 windows/ Failed to connect to gitHub - No Error
...are connected to
Updated the http.proxy key in git config by following command
git config --global http.proxy
http[s]://userName:password@proxyaddress:port
Error - could not resolve proxy some@proxyaddress:port. It turned out my password had @ symbol in it.
Encode @ in your password to %4...
MySQL “WITH” clause
...RDBMS products that support common table expressions:
Oracle 9i release 2 and later:
http://www.oracle-base.com/articles/misc/with-clause.php
Microsoft SQL Server 2005 and later:
http://msdn.microsoft.com/en-us/library/ms190766(v=sql.90).aspx
IBM DB2 UDB 8 and later:
http://publib.boulder.ibm.com/i...
Run a single test method with maven
...
To run a single test method in Maven, you need to provide the command as:
mvn test -Dtest=TestCircle#xyz test
where TestCircle is the test class name and xyz is the test method.
Wild card characters also work; both in the method name and class name.
If you're testing in a multi-module ...
Show current state of Jenkins build on GitHub repo
... token.
Check repo:status (I'm not sure this is necessary, but I did it, and it worked for me).
Generate the token, copy it.
Make sure the GitHub user you're going to use is a repository collaborator (for private repos) or is a member of a team with push and pull access (for organization repos) ...