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How to programmatically get iOS status bar height
... that currently the status bar (with the time, battery, and network connection) at the top of the iPhone/iPad is 20 pixels for non-retina screens and 40 pixels for retina screens, but to future proof my app I would like to be able to determine this without hard coding values. Is it possible to figur...
Error : The service is invalid
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Xcode and the GDB connection is quite temperamental. The device and your Mac can become unsynchronised with each other. My checklist for this sort of thing:
Restart Xcode.
Delete the .app from your iOS device, do a Clean then Rebuild.
Disconnect, r...
UILabel Align Text to center
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From iOS 6 and later UITextAlignment is deprecated. use NSTextAlignment
myLabel.textAlignment = NSTextAlignmentCenter;
Swift Version from iOS 6 and later
myLabel.textAlignment = .center
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Convert String to System.IO.Stream [duplicate]
I need to convert a String to System.IO.Stream type to pass to another method.
5 Answers
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UIWebView background is set to Clear Color, but it is not transparent
I'm developing an iOS 4 application using iOS SDK latest version and XCode 4.2.
8 Answers
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How to display the default iOS 6 share action sheet with available share options?
Some apps show a default action sheet in iOS 6 with sharing options.
2 Answers
2
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iOS Simulator too big [duplicate]
The iOS Simulator is too large on the screen. I saw all the settings but nothing. Please help me!
2 Answers
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【解决】iOS 14任务栏出现一块空白 - 创意 - 清泛网 - 专注C/C++及内核技术
【解决】iOS 14任务栏出现一块空白升级到iOS 14后，发现任务栏出现了一块空白，如图：是家庭中心显示的区域出现的空白，影响显示效果。可以去 设置 -> "控制中心"，将家庭控制显示关掉，这样就没有空白区域了： 升级到iOS 1...
C++程序结果出现1.#inf 1.#IO - C/C++ - 清泛网 - 专注C/C++及内核技术
C++程序结果出现1.#inf 1.#IO表象原因：浮点数越界了（超过FLT_MAX最大值了），1.#IO是%lf格式化出来的字符串。极可能原因：除0了，也就是f1 = f2 0。做任何除法...表象原因：浮点数越界了（超过FLT_MAX最大值了），1.#IO是 %lf 格式化...
c++文件流基本用法(ifstream, ostream,fstream) - C/C++ - 清泛网 - 专注C/C++及内核技术
...功能。
void main()
{
fstream file;
file.open("file.ext",iso::in|ios::out)
//do an input or output here
file.close();
}
open函数的参数定义了文件的打开模式。总共有如下模式
ios::in 读
ios::out 写
ios::app 从文件末尾开始写
ios::binary 二...