safety tips for pregnancy of womens?
Account creation and log in functions are the most basic part of any online site. If this part, which is by far the easiest part of what you are trying to do, is giving you this much trouble then I would submit that you have probably bitten off more than you can chew with this idea. You say that your system did not work but the code was perfect. That is a very noobie attitude as nobody writes perfect code. Not even those of us who have been doing this for 20+ years.
Yes, you can. Smoke rises. The open window will also cause a draft that will circulate the smoke. So, yes you can set off the smoke alarm. I guess its a good idea to have a smoke alarm in your room if you are a smoker. Better an alarm than a burning bed if you fall asleep with the cigarette lit like so many people do. Don't smoke and especially in your bedroom. Think of the lives that can be lost as a result of your smoking in your room/bed.