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How do I pass a variable by reference?
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edited Apr 3 '17 at 2:13
random_user
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Best way to serialize an NSData into a hexadeximal string
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edited Nov 1 '14 at 20:53
answered Jan 31 '12 at 18:18
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A better similarity ranking algorithm for variable length strings
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marzagaomarzagao
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What are the differences between the threading and multiprocessing modules?
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edited May 23 '17 at 12:26
Community♦
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App Inventor 2 EV3超声波传感器教程 · App Inventor 2 中文网
...通过蓝牙连接EV3，读取各种传感器。
已有文档：bluetooth_remote.md 介绍了蓝牙通信。本文聚焦EV3超声波传感器。
EV3组件
添加组件
组件面板 → LEGO MINDSTORMS → **Ev3 Ultrasonic Sensor`
支持的...
应用工具使用指导 · App Inventor 2 中文网
...App 时识别复制的口令
用户在别处复制了「fun123口令:ABCD」这样的文字，打开 App 后自动识别并填入。
读剪贴板要等 App 完全显示后再读，所以用计时器延后 500 毫秒（计时器间隔 500，一开始启用）：
when 计时器1.Timer()...
MySQL get the date n days ago as a timestamp
In MySQL, how would I get a timestamp from, say 30 days ago?
3 Answers
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How do I access command line arguments in Python?
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edited Aug 1 '16 at 20:36
yiwei
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How to wait for a number of threads to complete?
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13 Answers
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Parsing Visual Studio Solution files
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The .NET 4.0 version of the Microsoft.Build assembly contains a SolutionParser class in the Micr...