Well although sarleh about 7 months mwa22af bas that's what I used to do and what i'm gonna go back to doing after summer:
What kind of exercises do you practice, do you do it alone?
mostly practicing with weights and such cz I practice Basketball 2 times a week so I dnt need the Cardio stuff
Where do you do it?
In the Gym
What time during the day and how often?
winter: at about 5
summer: at about 11 (at times 3)
Do you use any machines or tools?
akid
Do you take any protein or energetic products?
Protein and Amino Acids
What kind of food do you eat and what do you avoid?
stuff that has Proteins in it and less fat, avoid 2aleh w stuff fiyon zeit ktir, Sea-Food is very helpful aswell 
When do you sleep and how long?
I try to sleep for a minimum time of 8 hours, in summer I sleep at 3 a.m. and wake up at 12-1 so it's about 8 hours, eza na2esneh nom I usually get VERY sleepy and actually sleep ba3ed el dohor
What's your goal, is it for losing weight / getting in shape only?
getting in shape, especially for basketball use 
Add tips, the more the better
Don't have lots, I can answer questions but I can't get up with tips on my own 