大约有 1,500 项符合查询结果(耗时:0.0081秒) [XML]

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UnicodeDecodeError: 'utf8' codec can't decode byte 0x9c

...g the engine from C to Python did the trick for me. Engine is C: pd.read_csv(gdp_path, sep='\t', engine='c') 'utf-8' codec can't decode byte 0x92 in position 18: invalid start byte Engine is Python: pd.read_csv(gdp_path, sep='\t', engine='python') No errors for me. ...
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Generating an Excel file in ASP.NET [closed]

... CSV Pros: Simple Cons: It may not work in other locales or in different Excel configurations (i.e. List separator) Can't apply formatting, formulas, etc HTML Pros: Still pretty Simple Supports simple format...
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In C#, how can I create a TextReader object from a string (without writing to disk)

I'm using A Fast CSV Reader to parse some pasted text into a webpage. The Fast CSV reader requires a TextReader object, and all I have is a string. What's the best way to convert a string into a TextReader object on the fly? ...
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C#中数组、ArrayList和List三者的区别 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...List< T> 始终只具有一个维度。但是,您可以轻松创建数组列表列表列表。特定类型(Object 除外)的数组 的性能优于 ArrayList的性能。 这是因为 ArrayList的元素属于 Object 类型;所以在存储或检索值类型时通常发生装箱和取消...
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app inventor什么时候需要用到字典块? - App Inventor 2 中文网 - 清泛网 ...

app inventor什么时候需要用到字典块?列表能完成字典的绝大部分功能,不过字典具有比列表更好的查找性能,因此如果要对数据结构执行大量的操作,建议优先使用字典。更多用法请查看文档:https: www fun123 cn referen 列表能完...
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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...

...经典蓝牙),特点是必须实现配对成功,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...
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App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网

...常连接到某个服务(另请参阅 Wikipedia:TCP 和 UDP 端口号列表)。 此扩展仅考虑 IPv4 地址。此地址是四个数字的组合,每个数字都在 0..255 范围内。完整的网络地址以“IP:端口”的形式给出,例如“192.168.178.35:2003”。 一些地...
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Recursively look for files with a specific extension

... find {directory} -type f -name '*.extension' Example: To find all csv files in the current directory and its sub-directories, use: find . -type f -name '*.csv' share | improve this answer...
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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

...tring(sourceStr.getByte(“UTF-8”), “EUC-JP”)就可以进行编码的换,不过C++就没那么幸运了,除非按照一定的逻辑自行实现一套编码换的方法,当然从各方面限制来看是不太现实的。 因此,要解决此问题,需对字符集编码的原...
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Return JSON response from Flask view

I have a function that analyzes a CSV file with Pandas and produces a dict with summary information. I want to return the results as a response from a Flask view. How do I return a JSON response? ...