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IRXmitter红外发射器扩展 · App Inventor 2 中文网
...或获取要使用的载波频率，单位为赫兹(Hz)。默认值为38,000（38 kHz）。只能设置CarrierFrequencies或CarrierFrequencyList显示的值。如果指定了不支持的值，会触发Screen.ErrorOccurred事件，错误代码17302。
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How do I write unencoded Json to my View using Razor?
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Samuel Jack
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answered Nov 1 '10 at 20:27
LorenzoLorenzo...
C++ inheritance - inaccessible base?
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edited Jul 17 '15 at 15:06
Barry
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
Excel RTD(Excel Real-Time Data)实时刷新数据技术从Excel 2002开始，微软提供了一种叫做Excel RTD（real-time data）的技术，使用该技术可以在Excel中实时查看和更新数据。RTD采用所谓的...从Excel 2002开始，微软提供了一种叫做Excel RTD（real-time d...
jquery append to front/top of list
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250
$("ul").prepend("<li>ONE</li>");
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Java - JPA - @Version annotation
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answered Apr 3 '10 at 20:50
Pascal ThiventPascal Thivent
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Retrieve only static fields declared in Java class
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Ivan Marjanovic
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answered Aug 6 '10 at 9:16
Abhinav SarkarAbhinav Sarkar
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HTML Submit-button: Different value / button-text?
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answered Nov 13 '10 at 8:39
PekkaPekka
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Checking for the correct number of arguments
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#!/bin/sh
if [ "$#" -ne 1 ] || ! [ -d "$1" ]; then
echo "Usage: $0 DIRECTORY" >&2
exit 1
fi
Translation: If number of arguments is not (numerically) equal to 1 or the first argument is not a directory, output usage to stderr and exit with a failure status code.
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Print variables in hexadecimal or decimal format
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cnicutarcnicutar
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