What's a hash check?

I've lived at my place for 8yrs as of May and Ive only bounced one check with them back in 02. But the story is I payed rent in March, then in April, but when I went to pay my taxes I saw that the check for the month of March had not cleared yet so off...

I wanna know is it possible a file, while large enough, can pass the hash check even corrupted/modified? Or, several thousand small files, with each small enough comparing to the whole, can pass the hash check even some of them are flawed?

I'm transfering a piece of property and will recieve a check....which one's better for me? A bank check, a certified check or a cashiers check?

im flying from chicago to washington in a couple of weeks and i was wondering how thouroughly, if at all, they check the luggage that is transported in the bottom of the plane? like if they just x-ray it or rummage through it a bit? if someone knows...

How can we check the gauge of a sheet (metal sheet) ? Whats the max. gauge and whats the min. gauge of the metal sheets ? Which is better ?

i live check 2 check and i feel like there is somthing out there to get me out of this situation. maybe somebody can throw me some fruit for thaught...thnx

I wrote a check made out to my apartment property that was dated for April 2nd, and gave it to my roommate to give the the apartment complex since I wouldn't be in the area when rent was due. I noticed that my checking account had been getting overdraft...

its 3000 total. He gave me a check for 1000 (although its too late to deposit at the bank today), and said he will have the rest tommorow. I dont know if that means in cash or check. If the check bounces, am I pretty much screwed (if I sign the title...