FreeSql中With...As(...)的一种实现
Sql:WITH tmp AS ( SELECT cardnum, MAX ( receivetime ) AS receivetime FROM uwb20230626 GROUP BY cardnum )
SELECT b.*, A.farfromroadway, A.backroadwaydirection
FROM
worksite A
INNER JOIN uwb202...
WPF文件浏览器实现
基本思路用系统函数SHGetFileInfo获得文件信息，如图标、大小、更新日期等，放入TreeView控件SHGetFileInfo如下：/// <summary> 返回系统设置的图标 </summary>
/// <param name="pszPath">文件路径 如果为"" 返回文件夹的</par...
C#语音合成 TTS
关键类 SpeechSynthesizerusing System.Speech.Synthesis;
filePath = Path.Combine(filePath, $"{fileName}.wav");
//string filePath = _hostingEnvironment.ContentRootPath + $"\\wwwroot\\spee...