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App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网

...。 受信任的证书文件 信任库文件 测试 文件名 X 使用指定的证书。 空 文件名 使用信任库中的证书。如果信任库使用密码保护,则需要 TruststorePassword。 ...
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Regular expression to match standard 10 digit phone number

...ar expression for a standard US type phone number that supports the following formats: 20 Answers ...
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Choosing Mobile Web HTML5 Framework [closed]

For the new project, I have been searching for a framework with support of HTML5 and runs on mobile, that is IPhone, IPads. I found out these: ...
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深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术

...缘由:前面页面编码方式统一为UTF-8,后台代码(包括UT测试代码)以EUC_JP编码,要求前台输入日文半角片假名后台通过正则表达式能够验证通过,正则表达式为“^(([\x20-\x7e])|(\x8e[\xa6-\xdf])){1,32}$“。现在问题是UT测试代码能够通...
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UnicodeDecodeError: 'charmap' codec can't decode byte X in position Y: character maps to

I'm trying to get a Python 3 program to do some manipulations with a text file filled with information. However, when trying to read the file I get the following error: ...
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Firefox 'Cross-Origin Request Blocked' despite headers

I'm trying to make a simple cross-origin request, and Firefox is consistently blocking it with this error: 15 Answers ...
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App Inventor 2 字典代码块 · App Inventor 2 中文网

...字典中的值。 键是否在字典中? 键是否在字典中? 测试字典中是否存在该键,如果存在则返回 真,否则返回 假。 字典的长度 字典的长度 块返回字典中存在的键值对的数量。 键值对列表转换为字典 将((key1 value1) (k...
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Generate C# class from XML

... Yes, by using xsd.exe D:\temp>xsd test.xml Microsoft (R) Xml Schemas/DataTypes support utility [Microsoft (R) .NET Framework, Version 4.0.30319.1] Copyright (C) Microsoft Corporation. All rights reserved. Writing file 'D:\temp\test....
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MediaHelper 媒体助手扩展:从媒体文件提取元数据和专辑封面 · App Inventor 2 中文网

...元数据在所有媒体文件中都存在,某些字段可能为空 测试媒体文件:可使用 https://ullisroboterseite.de/test.mp3 进行测试 使用示例 基本用法 当 Screen1.Initialize 时 调用 MediaHelper1.LoadMetaDataAsync ...
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Any tools to generate an XSD schema from an XML instance document? [closed]

I am looking for a tool which will take an XML instance document and output a corresponding XSD schema. 10 Answers ...