If you haven't played FTL before, don't heed the complaints about the randomness, it's not as difficult or random as it may at first seem. And frankly failing in this game while you are learning the ropes is half the fun.
If you have been playing for a while and are still having difficulty check out DarkTwinge's video tutorial for some good tips: http://www.twitch.tv/darktwinge/c/2609597
If you haven't played FTL before, don't heed the complaints about the randomness, it's not as difficult or random as it may at first seem. And frankly failing in this game while you are learning the ropes is half the fun.