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MAC地址可以连上，硬件通信时提示无效的UUID？ - 创客硬件开发 - 清泛IT社...
...常。
这个 APP程序 使用透传UUID 还可以控制蓝牙模块的IO 口么？这个 APP程序 使用透传UUID 还可以控制蓝牙模块的IO 口么？透传uuid和io控制的uuid是不一样的，具体清参考：https://bbs.tsingfun.com/thread-1501-1-1.html
BLE 蓝牙模块 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
BLE 蓝牙模块（使用模块自带 IO 口控制， ）IO口 uuid 现在连接方式是，选择框里发现蓝牙名字，在选中 点击连接按钮 连接, IO口方式 uuid 有没有在初始化里面自动连接的方法？初始化中自动连接某个ble设备的推荐方式是：...
App Inventor 2 鸿蒙先行版：AppInventor 从此支持全平台，不再安卓专属 - ...
... 包，安装到鸿蒙真机上运行。AI伴侣初版——类似安卓和iOS的Companion，鸿蒙版AI伴侣的初版已经完成。这意味着你可以实时调试，而不是每次都要重新编译安装。组件基本可用——所有组件基本可以在鸿蒙上工作，但是细节有待...
Creating temporary files in Android
...he Activity pointer
File outputFile = File.createTempFile("prefix", "extension", outputDir);
As for their deletion, I am not complete sure either. Since I use this in my implementation of a cache, I manually delete the oldest files till the cache directory size comes down to my preset value.
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How to change background color in the Notepad++ text editor?
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Recent versions require themes to be placed in [NPP-INSTALL-FOLDER]\themes or %APPDATA%\Notepad++\themes. If you use the [NPP-INSTALL-FOLDER] location, and NPP is installed by default to %ProgramFiles%, ensure Notepad++ runs with Admini...
How do you manage your gists on GitHub? [closed]
...ttp://www.youtube.com/watch?v=VLgyY6lqpsQ
GistBox Clipper (a Chrome extension) also provides the ability to save <pre> tags and arbitrary text on any web page.
Edit:
Unfortunately, GistBox is becoming Cacher cacher.io - the free plan will only include: 15 private snippets, 3 private la...
How do I shuffle an array in Swift?
...thm (Fisher-Yates) in Swift 4.2+ and how to add the same feature in the various previous versions of Swift. The naming and behavior for each Swift version matches the mutating and nonmutating sorting methods for that version.
Swift 4.2+
shuffle and shuffled are native starting Swift 4.2. Example u...
Set padding for UITextField with UITextBorderStyleNone
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I found a neat little hack to set the left padding for this exact situation.
Basically, you set the leftView property of the UITextField to be an empty view of the size of the padding you want:
UIView *paddingView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 5, 20)];
textField.leftView = p...
How can I deploy an iPhone application from Xcode to a real iPhone device?
How can I deploy an iPhone application from Xcode to real iPhone device without having a US$99 Apple certificate?
12 Answer...