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那些我印象深刻的建议和教诲 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...果有,应该怎么做?如果没有,大概会遇到哪些后果,我是否准备好了面对?在其他人提到这些弱点的时候,我怎么判断他们是无意的还是有意的?是无意的要如何忽略?是有意的要如何面对?…… 必须承认,一开始面对这些...
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Programmatically get height of navigation bar

... With iPhone-X, height of top bar (navigation bar + status bar) is changed (increased). Try this if you want exact height of top bar (both navigation bar + status bar): UPDATE iOS 13 As the statusBarFrame was deprecated in iOS...
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How to get the browser viewport dimensions?

...table answer, but I ran into a situation where clientWidth didn't work, as iPhone (at least mine) returned 980, not 320, so I used window.screen.width. I was working on existing site, being made "responsive" and needed to force larger browsers to use a different meta-viewport. Hope this helps some...
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How to create a button programmatically?

...SLayoutConstraint rather than frame to correctly place the button for each iPhone screen. Updated code to Swift 3.1: override func viewDidLoad() { super.viewDidLoad() let button = UIButton(frame: CGRect(x: 100, y: 100, width: 100, height: 50)) button.backgroundColor = .green button.setTit...
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Word-wrap in an HTML table

... Can confirm that Pratik's approach works on Safari on iOS (iPhone) too. – occulus Mar 24 '11 at 14:43 ...
https://www.tsingfun.com/it/cpp/2435.html 

windows C++ gbk转utf-8 - C/C++ - 清泛网 - 专注C/C++及内核技术

windows C++ gbk转utf-8在windows与linux系统通过socket的传输数据里,如果传输中文字符,因windows和linux使用的编码不同,所以需要将windows下的中文编码转换 在windows与linux系统通过socket的传输数据里,如果传输中文字符,因windo...
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App Inventor 2 手机蓝牙及语音控制 - App Inventor 2 中文网 - 清泛IT论坛,有思想、有深度

... 2. 蓝牙模块HC-05   蓝牙技术设备在全球通用的频段2.4GHz,数据速率1Mb/s,可使相距30米以内的设备互相连接。 一般地,一个蓝牙设备一旦搜寻到另一个蓝牙设备,马上就可以建立联系,而无须用户进行任何设置,而且系...
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Flubbie App添加魔法动画的拓展 - App Inventor 2 拓展 - 清泛IT社区,创新赋能!

.aix拓展下载: 原文:https://community.appinventor.mi ... ur-components/38796
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mqtt 接收的信息json格式 怎么将json 信息解析出来显示在指定的文本上 ...

需要解析的JSON 格式 接收的信息,通过JSON解析后 把WD 的参数24 解读出来 显示到文本上 代码如下: 注意:此代码块是右键导出的png,具有还原代码块的功能,无需手动一个个处理。 具体还原方法请参考:https:...
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[解决] 注册DLL时报错:模块已加载,但对DllRegisterServer的调用失败,错...

错误代码0x80070005是没有使用管理员权限进行注册。 因此,使用管理员权限注册DLL即可解决,步骤如下: Win键,搜索cmd,右键“以管理员身份运行”: cd /d “dll所在的目录” regsvr32.exe /i xxx.dll