Android Studio--Automatically delete unused resources, give apk minus weight loss

Sometimes we add some resources, tablets and some useless code, and when we add a third-party library we only need to use some of the features and some of the resources, then this time if we manually to be afraid of very difficult to do, especially when the project is big, the Android team engineer Tor Norbye , on November 1, 2014 Google + released, said the Android Gradle plugin support to remove some unused resources, the configuration method is as follows:

android {   buildTypes {        release {            true            true        }    }}?

For picture resources and XML resources, I have a way of doing it myself, using the [Find usages] Feature:

//我们先选中一个资源，然后点击右键，选择［Find usages］

If there is a reference to the place, this time you will see

If there is no reference, this time you will see the following tips in the lower left corner:

Shortcut keys

Operation	Mac	Windows/linux
Find references	Option + F7	Alt + F7

Interested children's shoes can follow my blog, my column will continue to update the Android Studio tutorial, as well as I/O assembly on the NDK configuration and compilation, I will also share to everyone.
And I received an invitation from CSND's instructor, and later I will record the use of these Android studio videos into a video published at Csdn College.

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Android Studio--Automatically delete unused resources, give apk minus weight loss