Changing SD cards, how to transfer ext data?

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http://forum.xda-developers.com – I am on Slip CM9 using sd2ext+ on a 2gb memory card with a 512mb ext partition. I just got an 8gb kingston card, gonna make a 1gb ext partition on it. Need to know how I can transfer all Apps and data from one card to the other? I DONT HAVE A CARD READER!!! And the backups made via recovery is for some reason not backing up ext, can't I somehow backup whole ROM and ext stuff, then insert 8gb card make the new partition and restore everything? Another option is titanium backup obviously. Anyway, just give me different options? How to transfer Apps and data from ext, keeping in mind that I (HowTos)