If you are looking for a cofounder, stop looking for a cofounder. Look at like this: if you were looking for a wife or a girlfriend, you would not be asking women whether or not they'd be interested in marrying you on the first date.
All friendships have to start somewhere and have a base of interaction. So why not network and make friends who are programmers? Find people to bounce ideas off of, discuss tech news, ask for opinions, etc. Offer your skills, abilities and network to them, work with them on side projects if possible.
If your not interested in investing your time into something like that, then really what you're looking for is someone to hire to do coding work for you. In that case, find someone to hire.
I have a few projects where I could use a decent javascript/jQuery guy or gal in the SF Bay area.
My intuitive suspicion is that trying to found a company with someone you've just met is likely to be doomed.