Top BlackBerry Sites & Forums

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Here are some of the top BlackBerry sites/forums where one can find the latest information about BlackBerry.

1) http://na.blackberry.com/eng/developers/

2) http://www.blackberryforums.com/

3) http://crackberry.com/

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BlackBerry Application Environment Setup

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Following link mentions about the tools for BlackBerry java application development environment

http://na.blackberry.com/eng/developers/javaappdev/devtools.jsp

Using Perst Library in BlackBerry(J2ME based) devices

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In order to use Perst library in blackberry application (CLDC MIDP platform), perst-rms.jar library has to be referenced and not perst.jar.

Before referring an external jar file to a blackberry application, a procedure called “preverify” needs to be performed, which will be produce a .jar file by the same name on which you perform the “preverify” procedure. This is explained in the following link

http://getablogger.blogspot.com/2009/09/how-to-include-external-jar-file-in.html