Learn how to remove the previous card from your phone.Make sure the phone is switched off. 1. At the top corner of your phone, put the nail of your index finger in the seam between the screenframe and the back cover. Press the middle of the back cover, and bend the cover to loosen the tophooks.
While the Objective-C traditionally had no garbage collection, with the release of OS X 10.5 in 2007 Apple introduced garbage collection for Objective-C 2.0, using an in-house developed runtime collector.
The objective lens of a microscope is the one at the bottom near the sample. At its simplest, it is a very high-powered magnifying glass, with very short focal length. This is brought very close to the specimen being examined so that the light from the specimen comes to a focus inside the microscope tube. The objective itself is usually a cylinder containing one or more lenses that are typically made of glass; its function is to collect light from the sample.