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What is a JavaBean exactly?

I understood, I think, that a "Bean" is a Java class with properties and getters/setters. As much as I understand, it is the equivalent of a C struct. Is that true? ...
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Trigger a button click with JavaScript on the Enter key in a text box

I have one text input and one button (see below). How can I use JavaScript to trigger the button's click event when the Enter key is pressed inside the text box? ...
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Return a value if no rows are found in Microsoft tSQL

...1) > 0 THEN 1 ELSE 0 END AS [Value] FROM Sites S WHERE S.Id = @SiteId and S.Status = 1 AND (S.WebUserId = @WebUserId OR S.AllowUploads = 1) share | improve this answer | ...
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How to create a Custom Dialog box in android?

...og.xml <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="80dp" android:background="#3E80B4" android:orientation="vertical" > <TextView a...
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SQL Server insert if not exists best practice

I have a Competitions results table which holds team member's names and their ranking on one hand. 8 Answers ...
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How to prevent custom views from losing state across screen orientation changes

...mented onRetainNonConfigurationInstance() for my main Activity to save and restore certain critical components across screen orientation changes. ...
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How to get GET (query string) variables in Express.js on Node.js?

... In Express it's already done for you and you can simply use req.query for that: var id = req.query.id; // $_GET["id"] Otherwise, in NodeJS, you can access req.url and the builtin url module to url.parse it manually: var url = require('url'); var url_parts = url...
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Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.

...SQL views, Hibernate docs write: There is no difference between a view and a base table for a Hibernate mapping. This is transparent at the database level share | improve this answer |...
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How do I map lists of nested objects with Dapper

... Dapper is not a full blown ORM it does not handle magic generation of queries and such. For your particular example the following would probably work: Grab the courses: var courses = cnn.Query<Course>("select * from Courses where Category = 1 Order by Creatio...
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What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?

I'm curious about the purpose of the methods getItem and getItemId in the class Adapter in the Android SDK. 6 Answers ...