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Is there documentation for the Rails column types?

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Using Transactions or SaveChanges(false) and AcceptAllChanges()?

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JavaScript displaying a float to 2 decimal places

...); // return 1 instead of 1.00 The answer is following this link: http://www.jacklmoore.com/notes/rounding-in-javascript/ share | improve this answer | follow ...
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What is the difference between Class Path and Build Path

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What is the difference between named and positional parameters in Dart?

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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术

... Server的生命周期就结束了。 一 C#版实例 来源:http://www.cnblogs.com/makemelaugh/archive/2008/11/06/1327960.html 创建一个项目ExcelRTD,添加Microsoft.Office.Interop.Excel引用。创建一个类MarketData.cs,这个类继承IRtdServer接口,以实现一个RTD Server...
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Postgresql not creating db with “createdb” as superuser, yet not outputting errors [duplicate]

...n, was I able to use this standard command from the documentation: https://www.postgresql.org/docs/10/tutorial-createdb.html share | improve this answer | follow ...
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How to store Java Date to Mysql datetime with JPA

... see in the link : http://www.coderanch.com/t/304851/JDBC/java/Java-date-MySQL-date-conversion The following code just solved the problem: java.util.Date dt = new java.util.Date(); java.text.SimpleDateFormat sdf = new java.text.SimpleDateForm...
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Remove Trailing Spaces and Update in Columns in SQL Server

...ata from excel file using ETL and finaly i found solution there : https://www.codeproject.com/Tips/330787/LTRIM-RTRIM-doesn-t-always-work hope it helps ;) share | improve this answer | ...
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What are “Groovy” and “Grails” and what kinds of applications are built using them?

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