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AppInventor2 离线版:免登录,离线用,一键启动,App开发so easy! - App ...
下载地址:https://www.fun123.cn/reference/info/desktop.html
什么时候更新电脑版?tina111 发表于 2024-12-27 10:58
什么时候更新电脑版?
这个离线版就是电脑版啊,直接装再电脑上,桌面快捷方式一键启动,就能愉快...
蓝牙客户端组件(SPP经典蓝牙)vs BluetoothLE拓展(低功耗蓝牙)基础代码...
...必须实现配对成功,才能显示在设备列表中。https://www.fun123.cn/reference/ ... tml#BluetoothClient
显示列表:
选设备:
断开当前连接的设备:
错误处理:
---------------------
BluetoothLE拓展(低功耗蓝牙),特点是无需配...
如何实现文字朗读 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!
如何实现点击朗读按钮可以朗读一段文字文本朗读器组件就可以实现:https://www.fun123.cn/reference/ ... a.html#TextToSpeech
入门教程中“语音机器人Robot”案例可以学习一下:https://www.fun123.cn/reference/info/#AppEntry
Escape single quote character for use in an SQLite query
...at way), so it would be :
INSERT INTO table_name (field1, field2) VALUES (123, 'Hello there''s');
Relevant quote from the documentation:
A string constant is formed by enclosing the string in single quotes ('). A single quote within the string can be encoded by putting two single quotes in a ...
Test if executable exists in Python?
...
Easiest way I can think of:
def which(program):
import os
def is_exe(fpath):
return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
fpath, fname = os.path.split(program)
if fpath:
if is_exe(program):
return program
else:
fo...
How to set environment variables in Python?
...
Environment variables must be strings, so use
os.environ["DEBUSSY"] = "1"
to set the variable DEBUSSY to the string 1.
To access this variable later, simply use:
print(os.environ["DEBUSSY"])
Child processes automatically inherit the environment variables of the par...
Using os.walk() to recursively traverse directories in Python
...
This will give you the desired result
#!/usr/bin/python
import os
# traverse root directory, and list directories as dirs and files as files
for root, dirs, files in os.walk("."):
path = root.split(os.sep)
print((len(path) - 1) * '---', os.path.basename(root))
for file in fi...
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... 关于我们(fun123.cn) 您更好的编程陪伴者! 开始编程 ...
Detecting Windows or Linux? [duplicate]
...he commons lang has a class SystemUtils.java
you can use :
SystemUtils.IS_OS_LINUX
SystemUtils.IS_OS_WINDOWS
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App Inventor 2 AI伴侣有电脑版的吗? - App Inventor 2 中文网 - 清泛网 - 专注C/C++及内核技术
...,但是不好用,不建议使用。参考中文文档:https://www.fun123.cn/reference/creative/connect.html各种连接方式的特点:连接方式测试介质特点AI伴侣Android手机特别适合小朋友...有,但是不好用,不建议使用。参考中文文档:https://www.fun123....