If you execute mysqldump manually, mysqldump will prompt you for password. If you setup mysqldump via cronjob, you need to find a solution to disable the password. I’ve setup mysqldump to backup my db via cronjob without password. All you need to do is just to add a file in your home directory and it will disable the mysqldump password prompting.
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Most of the phone doesnt come with print screen features. However, Nokia N900 is one of those which has the print screen features. Due to various reason, you might want to print screen your phone and share the screenshot with your friends and N900 is ready for this!
Many says that disable or turn off 3G will save more battery life for Nokia N900 phone. By default, Nokia N900 is set at Dual mode (auto detect 3G and GSM). If 3G is not available it will auto switch to GSM. But many believe that the constant scan for available connection (3G or GSM) will drain the battery life faster. So many recommend to use a single connection mode or disable 3G connection if you doesn’t use it.