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public class Program { static public Dictionary<string, Tuple<object, object>> GetChangedProperties<T>(T a, T b) where T : class { if ( a != null && b 阅读全文
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传参数的顺序一定要按照语句中 :参数 出现的顺序保持一致 阅读全文
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/// <summary> /// 注意,字段名必需大小写保持一致 /// </summary> protected static string updateSql = @" Merge into Table_Name T Using TempTable S ON (T.USER_ID = S.US 阅读全文
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private HttpClientHandler getHandler() { string cacheKey = "handlerChche"; HttpClientHandler handler = null; //cache.GetCache<HttpClientHandler>(cache 阅读全文
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public static string IPV4CIDR(string ipstart, string ipend) { var sl = ipstart.Split('.'); var el = ipend.Split("."); StringBuilder sbs = new StringBu 阅读全文
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Window 上 VS Code 无法编译Rust 文件的错误error: linker `link.exe` not found 在CMD中运行以下命令1. rustup toolchain install stable-x86_64-pc-windows-gnu2. rustup default 阅读全文
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sp_spaceused tableName 阅读全文
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declare @FatherCode varchar(50)='001'; if object_id('tempdb..#Temp') is not null begin drop table #Temp end ; declare @tmp TABLE( TypeCode varchar(50) 阅读全文
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// 参考地址:https://www.isqqw.com/echartsdetail?id=31404//加载数据 function LoadDataX() { GetApiDataSync2("url" , 'POST' , { annual: 2022 } , function (result 阅读全文
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/*loading*/ .layui-layer-loading .layui-layer-loading0 { background: url(../img/loading3.png) no-repeat !important; /*自定义图片地址*/ background-size: 80px 阅读全文