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Creating NSData from NSString in Swift
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361
In Swift 3
let data = string.data(using: .utf8)
In Swift 2 (or if you already have a NSSt...
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
来源：http://www.zsqz.com/chuangke/13.htm【学习目标】
1.掌握蓝牙客户端或服务端组件的使用；
2.学会编写手机蓝牙APP，并向Arduino发送控制指令；
3.学会编写手机语音控制程序，并能通过语音控制Arduino等设备。 【...
App Inventor 2 天气预报App开发 - 第三方API接入的通用方法 · App Inventor 2 中文网
...成功返回JSON示例
{
"code": "200",
"updateTime": "2021-11-15T16:35+08:00",
"fxLink": "http://hfx.link/2ax1",
"daily": [
{
"fxDate": "2021-11-15",
"sunrise": "06:58",
"sunset": "16:59",
"moonrise": "15:16",
"moonset": "03:40",
"moonPhase": "盈凸...
扒了一下源码，ESP8285接入App Inventor有4种玩法，第3种最香 - AI 助手 - ...
...个芯片怎么接入App Inventor 2？我翻了MIT的源码和我们fun123的30多个扩展，把所有可行路径都摸了一遍。先说结论：不用开发新扩展，现有组件就能用。
ESP8285是什么？和ESP8266啥关系？
ESP8285是乐鑫(Espressif)出的WiFi芯片，本质上...
What Product Flavor does Android Studio build by default in build.gradle?
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336
On the lower left of the Studio window there's a docked view called "Build Variants".
Open it...
How to change line-ending settings
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edited May 26 '18 at 23:50
The Guy with The Hat
8,92666 gold badges4646 silver badges6464 bronze badges
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Convert a byte array to integer in Java and vice versa
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235
Use the classes found in the java.nio namespace, in particular, the ByteBuffer. It can do all ...
What's the difference between a temp table and table variable in SQL Server?
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393
There are a few differences between Temporary Tables (#tmp) and Table Variables (@tmp), althou...
JSON.parse vs. eval()
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edited Jun 4 '13 at 18:10
Eonasdan
6,86388 gold badges4949 silver badges7373 bronze badges
an...
How to check the version of GitLab?
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I have updated my server to GitLab 6.6.4 and finally found the way to get version of GitLab re...