How to zoom with the camera on android 
Open your android's camera app. 
Most androids use different camera apps, so its icon will vary. 
Pinch your fingers outward.

This motion is basically the opposite of a pinch. Start by your thumb and pointer finger together on the screen, then move them away from one another in opposite directions.

How to upgrade from windows xp to windows 7 
Contact your computer manufacturer to see if your system is able to run windows 7. 
This step is important because some windows xp systems are not compatible with windows 7. If you have a custom built pc, make sure you have the correct hardware requirements before you upgrade.

Run the microsoft compatibility checker, which can be downloaded for free at microsoft.com. If your system does not meet the minimum requirements, do not upgrade to windows 7 and consider buying a new pc.

How to string a recurve bow 
Purchase a bow stringer. 
This cheap tool is 100% necessary to string your recurve bow without damaging the limbs. Choose one designed for a recurve bow (not a longbow), and intended for your bow's length and draw weight.

Confirm that the ends of the stringer fit snugly over your bow's limb tips. Some sources recommend the " pocket and saddle " design for recurve bows, but " double pocket " stringers are also common.

How to unclog a drain 
Snake the drain with a hanger. 
Straighten out a wire coat hanger and use it to fish out hair and dirt from the drain that is clogged. 
Try not to push the debris further down into the pipe.


The goal is to drag out whatever is causing the clog. Try a wet/dry vacuum on the drain.