I am using OpenGL ES to create a 2D application for the iPad, and I have some problems drawing transparent images.
I am using a fully transparent png- 24 images. I am also changing the color
Category: Hardware
Hardware development generally refers to the hardware development of electronic products. The research and development of a kind of visible electronic products, such as mobile phones, mice, keyboards, and stereos are all hardware. Hardware development is a series of researches carried out in these areas. Hardware development is generally divided into: schematic design, circuit diagram design, PCB board design, test board production, functional testing, stability testing, single-chip design, small batch production, formal market or formal use and other steps.
[Repost] 18W is not enough to buy 30W charger? iPhone 11 Pro Max charging evaluation
Is it necessary to buy a 30W charger if I’m not full at 18W? iPhone 11 Pro Max charging evaluation https://www.cnbeta.com/articles/tech/895237.htm
Buy a device another day and play with it to m
Debug JavaScript error on the iPad
Is there a way to debug JavaScript pages running on the iPad? Go to this location and enable the debugging console.
iOS6:
The debug console is gone. Use alternative methods to get it
iPhone – Core Data Concurrent (NSOpe)
wrote in Apple docs:
…you should create the context in
main ( for a serial queue) or start
(for a concurrent queue).
But I really don’t get any difference. Why can’t I create a contex
Test iPad keyboard hidden button
Hi, is there a way to detect hidden buttons on the iPad keyboard? I mean when the user presses this button:
Something will happen!
[[NSNotificationCenter defaultCenter] addObserver:self
iPhone – Using some symbols as an example method
I looked at a piece of code today and noticed that this particular encoder uses dot notation to access instance methods (these methods do not accept values, they only return values). For exam
iPhone – Dynamically change the language when running iOS
I have been stacking and Google search for hours. I am a little desperate now.
I want to change the language of the application in the application, not just use the default language .
From m
iPhone – UiView frame originated animation with rebound effect
When I moved frame.origin.x from x to x-200, I managed to animate my UIView; however, when frame.origin.x reached x-200 , I hope it can bounce back and forth.
Any hints on what should I do?
Set the variable height of UITableViewcell according to the width of UITableViewcell – iPhone
In the IPhone tableview, the content width is 320 or 300, depending on the style. However, when the Ipad is on the stage, we start to use tableviews of different widths according to our design. < p
How to change the background color of the UIPickerView in the iPhone
I use a selector view controller in my application. Now I want to change the color of the background color. Then how can I change the background color of the selector view and also want to change R