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App Inventor 2 UDP网络通信教程 - 发送和接收UDP数据包 · App Inventor 2 中文网
... 远程目标端口
IsListening
布尔值
是否正在监听
事件（Events）：
事件
参数
说明
DataReceived
message（文本）、senderAddress（文本）、senderPort（数值）
收...
What's the point of 'meta viewport user-scalable=no' in the Google Maps API
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On many devices (such as the iPhone), it prevents the user from using the browser's zoom. If you have a map and the browser does the zooming, then the user will see a big ol' pixelated image with huge pixelated labels. The idea is that the user should ...
Dispelling the UIImage imageNamed: FUD
...traffic. Specifically Rincewind added some authority.
There are issues in iPhone OS 2.x where the imageNamed: cache would not be cleared, even after a memory warning. At the same time +imageNamed: has gotten a lot of use not for the cache, but for the convenience, which has probably magnified the p...
UITableViewCell show white background and cannot be modified on iOS7
... @PeerMohamedThabib please tell some more about the environment (iPad/iPhone, iOS version) and provide some code. And actually you can investigate the situation yourself - just make a subclass of UITableViewCell, redefine the setBackgroundColor: method (just call superclass' implementation insi...
OnInitUpdate、OnUpdate、OnDraw与OnPaint - C/C++ - 清泛网 - 专注C/C++及内核技术
...文档数据已经被更新，这样在关闭文档时会自动询问用户是否保存数据。
OnDraw()和OnPaint()好象兄弟俩，因为它们的工作类似。
至于不见了的问题简单，因为当你的窗口改变后，会产生无效区域，这个无效的区域需要重画。...
Adding devices to team provisioning profile
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This worked for me:
Login to your iphone provisioning portal through developer.apple.com
Add the UDID in devices
Go back to XCode, open up the Organizer and select "Provisioning Profiles", ensure that "Automatic Device Provisioning" is checked on the top ri...
How do you disable viewport zooming on Mobile Safari?
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for iphones safari up to iOS 10 "viewport" is not a solution, i don't like this way, but i have used this javascript code and it helped me
document.addEventListener('touchmove', function(event) {
event = event.originalEvent...
Is [UIScreen mainScreen].bounds.size becoming orientation-dependent in iOS8?
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I'm finding that this fixes the problem with regular iPhone apps, but not with iPhone apps running on iPad.
– ThomasW
Aug 21 '14 at 1:11
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Pro Camera 扩展：专业级自定义相机，提供滤镜、降噪、对焦等高级功能 · A...
... 高度：数字类型，相机预览高度
IsSupported 是否支持() {:.boolean}
检查设备是否支持当前相机功能。
Lock 锁定对焦()
锁定相机对焦。
Unlock 解锁对焦()
解锁相机对焦。
Refresh 刷新()
刷新相机状态...
How to get .app file of a xcode application
...n tab. Then build your app. This will create the .app file in the "release-iphoneos" folder. You can also find the .app file by right-clicking it in the Products directory in the source pane on the left and selecting "Show in Finder".
– Akilan Arasu
Aug 11 '16 ...