cycling with fish

I'm currently re-cycling my tank after a worm population boom. I already have my eye on a particular betta, but the issue is it's only up for bid until Friday. Assuming I got him, my tank will only have been cycling for at least a week (at most two depending on when he's shipped). Would it be...

Hello all,   I'm pretty new to fishkeeping, and have found myself with a goldfish (bubble-eye) in an uncycled tank. He's pretty sick at the moment, and I'm not sure he'll survive, but if he does, I'm wondering what I should do.  His health has constantly been fluctuating, and I think it might...