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micro:bit 微控制器教程 · App Inventor 2 中文网
...蓝牙初始化
步骤2：设备选择
步骤3：读取温度传感器
步骤4：发送控制指令
micro:bit 端设置
MakeCode 编程
步骤1：初始化设置
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How do I write a “tab” in Python?
... Dormann
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answered Dec 20 '10 at 10:07
SimoneSimone
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How can I compare two lists in python and return matches
...one, but by far the most obvious way to do it is:
>>> a = [1, 2, 3, 4, 5]
>>> b = [9, 8, 7, 6, 5]
>>> set(a) & set(b)
{5}
if order is significant you can do it with list comprehensions like this:
>>> [i for i, j in zip(a, b) if i == j]
[5]
(only works fo...
C++: Rounding up to the nearest multiple of a number
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31 Answers
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How can I extract all values from a dictionary in Python?
I have a dictionary d = {1:-0.3246, 2:-0.9185, 3:-3985, ...} .
11 Answers
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Datetime equal or greater than today in MySQL
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338
SELECT * FROM users WHERE created >= CURDATE();
But I think you mean created < today
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What does the WPF star do (Width=“100*”)
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In a WPF Grid, Width="*" or Height="*" means proportional sizing.
For example: to give 30% to c...
Difference between timestamps with/without time zone in PostgreSQL
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3 Answers
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How to avoid .pyc files?
...lue to
modify the interpreter’s behaviour.
Update 2010-11-27: Python 3.2 addresses the issue of cluttering source folders with .pyc files by introducing a special __pycache__ subfolder, see What's New in Python 3.2 - PYC Repository Directories.
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Argparse optional positional arguments?
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3 Answers
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