大约有 3,200 项符合查询结果(耗时:0.0059秒) [XML]
Setting the correct encoding when piping stdout in Python
...at you receive, and encode what you send.
# -*- coding: utf-8 -*-
print u"åäö".encode('utf-8')
Another didactic example is a Python program to convert between ISO-8859-1 and UTF-8, making everything uppercase in between.
import sys
for line in sys.stdin:
# Decode what you receive:
lin...
低功耗蓝牙(BLE) 和 经典蓝牙(SPP) 的区别 - App Inventor 2 中文网 - 清泛...
BLE 和 SPP 怎么选?看应用场景:BLE适用于低功耗、轻量级的应用,例如穿戴设备、传感器网络等。而SPP适用于需要大容量数据传输的应用,例如音频设备、文件传输等。看功耗需求:如果你的应用对功耗有严格要求,需要长...
BLE(三)APP开发步骤 - 创客硬件开发 - 清泛IT社区,为创新赋能!
文章源自:https://www.gandalf.site/2018/11/bleapp.html
Android系统自4.3版本开始,引入了对BLE的支持,详见Bluetooth Low Energy。通过浏览当中的信息,我们可以得知在app开发环节,需要做到如下几件事情:
1. BLE相关权限声明
2. 操...
BLE UUID是对的但连接闪退:java.lang.IllegalArgumentException: UUID str...
...错日志
java.lang.ExceptionInInitializerError
at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.subscribe(BluetoothLEint.java:357)
at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.run(BluetoothLEint.java:325)
at android.os.Handler.handleCallback(Handler.java:958)
at and...
【iOS】有关苹果iOS App的一些进展、BluetoothLE蓝牙拓展等 - App Inventor...
...制,不能像Android那样使用拓展,只能内置组件适配比如ble功能,经典蓝牙不支持。
我们正在努力将 BluetoothLE 扩展程序移植到 iOS 平台,使其成为一个组件。由于 Apple 对应用程序的限制,我们无法像在 Android 上那样使用扩展程序...
Mark current Line, and navigate through marked lines
...rks and walk quickly from one to another.
– André Alçada Padez
Apr 19 '12 at 18:17
if you tell me this is impossible...
Why both no-cache and no-store should be used in HTTP response?
...he storage of the response in non-volatile media?
– Lèse majesté
Feb 27 '11 at 4:38
4
@Lèsemaj...
select * vs select column
...using string keys or property names if using ORM.
– Lèse majesté
Jul 5 '10 at 15:04
11
saw this...
蓝牙BLE硬件接入及IO控制 · App Inventor 2 源码商店
... 源码列表 / 蓝牙BLE硬件接入及IO控制 蓝...
BLE 蓝牙APP 接收不到来自蓝牙模块的讯息 - App应用开发 - 清泛IT社区,为创新赋能!
...怎么做才能让APP收到模块消息。
如果你是使用BLE拓展通信的话,连接硬件成功后,用Registerxxxx相关方法就能监听硬件发送过来的数据了。详见中文文档:
RegisterForBytes – 注册用以在已连接BLE设备的一个或多个 8-bit(...
