Each image that is displayed in a TreeView or ListView control mustfirst be placed in an ImageList control. If many items are placed in thecontrol, it will run out of memory (error 7). To avoid this, reuse ImageListitems whenever possible. For example, if you are representing percentages,draw 100 items, each representing a percentage, in the ImageList and reusethem. To avert memory problems when you use the ImageList control, drawthe percentage item only when it is required.

The Future of iOS App Development: Trends to Watch
When it launched in 2008, the Apple App Store only had 500 apps available. By the first quarter of 2022, the store had about 2.18 million iOS-exclusive apps. Average monthly app releases for the platform reached 34,000 in the first half of 2022, indicating rapid growth in iOS app development.