SQL Server ??? ??? ??? C#
??? ??
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| bigint | SqlInt64 | Int64 |
| numeric | SqlDecimal | Decimal |
| bit | SqlBoolean | Boolean |
| smallint | SqlInt16 | Int16 |
| decimal | SqlDecimal | Decimal |
| smallmoney | SqlMoney | Decimal |
| int | SqlInt32 | Int32 |
| tinyint | SqlByte | Byte |
| money | SqlMoney | Decimal |
??? ??
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| float | SqlSingle | Single |
| real | SqlDouble | Double |
?? ? ??
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| date | SqlDate | None |
| datetimeoffset | SqlDateTimeOffset | None |
| datetime2 | SqlDateTime2 | None |
| smalldatetime | None | DateTime |
| datetime | SqlDateTime | DateTime |
| time | SqlTime | None |
???
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| char | SqlChars, SqlString | String, Char[] |
| varchar | None | None |
| text | None | None |
???? ?? ???
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| nchar | SqlChars, SqlString | String, Char[] |
| nvarchar | SqlChars, SqlString | String, Char[] |
| ntext | None | None |
?? ???
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| binary | SqlBytes, SqlBinary | Byte[] |
| varbinary | SqlBytes, SqlBinary | Byte[] |
| image | None | None |
?? ??? ??
| SQL Server Data Type | C# Data Type (SQL Server) | C# Data Type (.NET Framework) |
|---|---|---|
| cursor | None | None |
| timestamp | None | None |
| hierarchyid | None | None |
| uniqueidentifier | SqlGuid | Guid |
| sql_variant | None | Object |
| xml | SqlXml | None |
| table | None | None |
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Jul 15, 2025 am 01:30 AM
STD :: Chrono? ?? ?? ??, ?? ?? ??, ?? ?? ? ?? ?? ? ?? ?? ??? ???? C?? ???? ??? ?????. 1. std :: chrono :: system_clock :: now ()? ???? ?? ??? ?? ? ??? ?? ??? ???? ?? ? ? ??? ??? ??? ???? ?? ?? ? ????. 2. std :: Chrono :: steady_clock? ???? ?? ??? ???? ?? ??? ???? duration_cast? ?? ?? ?, ? ? ?? ??? ??????. 3. ?? (time_point) ? ?? (??)? ?? ??? ? ? ??? ?? ??? ? ?? epoch (epoch)???? ???????.
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Jul 04, 2025 am 01:09 AM
???? ?????? ??? ?? ???? ?? ? ??? ????? ???? ????? ??????. 1. ??? ?? ???? ????, ?? ??? ?? ?? ??? ????? (??? ?? C? std :: atomic? ?????). 2. ? ???? ??? ?? ? ?? ?? ???? ?? ???. 3. ??? ?? ??? ???? ???? ??? ????? ?? ? ??? ????? ??????. 4. ?????,? ?? ??? ?? ????? ?? ?? ??? ??? ?? ?? ?? ???? ?????. 5. ??? ?? ?? ??? ?? ? ? ??? ??? ??? ??? ??? ????.
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Jul 07, 2025 am 01:41 AM
C : 1?? ?? ????? ?? ??? ?? ??? ????. Linux ????? Backtrace ? Backtrace_symbols ??? ??????. ?? ?? ? ?? ?? ??? ???? ??? ? ? -rdynamic ?? ??? ???????. 2. Windows ????? CaptUreStackBackTrace ??? ???? DBGHELP.LIB? ???? PDB ??? ???? ?? ??? ?? ???????. 3. GoogleBreakPad ?? Boost.StackTrace? ?? ?? ?????? ???? ?? ??? ? ?? ?? ??? ??????. 4. ?? ???? ?? ??? ???? ?? ???? ?? ??? ???? ?????.
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Jul 12, 2025 am 02:15 AM
C??, POD (PANDALDATA) ??? ??? ??? ?? ??? ???? C ?? ??? ??? ?????. ??? ? ?? ??? ????????. ??? ??? ?? ???? ???, ?? memcpy? ?? ?? ? ? ????. ?? ????? ?? ??? ??? ??? ? ????. ?? ?? ???? ??? ?????. ?? ? ?? ??? ??, ??? ?? ??? ?? ???, ?? ?? ?? ?? ??? ?? ? ?? ? ?? ?? ??? ?????. ?? ?? structpoint {intx; inty;}? pod???. ??? ???? ???? I/O, C ?? ???, ?? ??? ?? ?????. std :: is_pod? ?? ??? POD?? ??? ? ??? C 11 ??? std :: is_trivia? ???? ?? ????.
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C?? Python Code? ????? ?? ???? ??? ? ?? ???, ?? ?? ?? ??? ???? ?? ??? ?? ? ? ????. 1. Py_Initialize ()? ?????? ????? py_finalize ()? ????. 2. pyrun_simplefile? ???? ??? ?? ?? pyrun_simplefile? ?????. 3. pyimport_importmodule? ?? ?? ?? ??, pyobject_getattrstring? ?? ??? ???? py_buildvalue? ?? ??? ???? ??? ???? ???? ??
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Jul 05, 2025 am 01:44 AM
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Jul 12, 2025 am 01:34 AM
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