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Map enum in JPA with fixed values?
...m using JPA. I especially want to set the integer value of each enum entry and to save only the integer value.
9 Answers
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How to access parent scope from within a custom directive *with own scope* in AngularJS?
...I could do it right now by taking the $scope from the preLink parameters and iterating over it's $sibling scopes to find the conceptual "parent".
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INSERT IF NOT EXISTS ELSE UPDATE?
... the ID column: In the replacement case the statement would set it to NULL and then a fresh ID would be allocated.
This approach can also be used if you want to leave particular field values alone if the row in the replacement case but set the field to NULL in the insert case.
For example, assumin...
OnNotify函数 ON_NOTIFY消息总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的消息映射，然后调用。(checks the message map for notification handlers to call.)。
一般说来，你不用重载OnNotify。你可以写一个处理函数，然后添加消息映射（这个就不用详解了吧）。
当然，也可以通过重载OnNotify函数处理指定控件的...
MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...sity e.g. -vvvvv)
--version print the program's version and exit
-h [ --host ] arg mongo host to connect to ( <set name>/s1,s2 for sets)
--port arg server port. Can also use --host hostname:port
--ipv6 enable IPv6 support (disable...
Using querySelector with IDs that are numbers
From what I understand the HTML5 spec lets you use IDs that are numbers like this.
5 Answers
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Set “Homepage” in Asp.Net MVC
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Look at the Default.aspx/Default.aspx.cs and the Global.asax.cs
You can set up a default route:
routes.MapRoute(
"Default", // Route name
"", // URL with parameters
new { controller = "Home", action = "Index"} //...
What's the difference between identifying and non-identifying relationships?
...t been able to fully grasp the differences. Can you describe both concepts and use real world examples?
15 Answers
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Passing variables through handlebars partial
I'm currently dealing with handlebars.js in an express.js application. To keep things modular, I split all my templates in partials.
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SQL Inner-join with 3 tables?
...preferences? (one column for each preference)
– Bob Sanders
Apr 17 '12 at 17:05
1
@BobSanders jus...