B4A Tutorial: PreoptimizedCLV - Lazy loading extension for xCustomListView (clv)

In this tutorial we will learn how to use PreoptimizedCLV which is a cross platform library that extends xCustomListView and makes it "lazier".
The other good point about this library is adding "Fast Scroll" to CLV.

Topic:

Source code of the tutorial:

[Paragkini]

Thanks my dear friend. You have really made it very easy to under PreoptimizedCLV...

[endbyte]

I am using pclv but when I change the height of an item it is not reflected in the range loaded on the screen, what should I do so that it is immediately refreshed and that change is displayed?

[carloseduardogomezlozano]

how is it implemented with the cell phone contact list? Thanks a lot.