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How to make a class JSON serializable

...you want more customized output then you will have to subclass JSONEncoder and implement your own custom serialization. For a trivial example, see below. >>> from json import JSONEncoder >>> class MyEncoder(JSONEncoder): def default(self, o): return o.__dict_...
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How to add Web API to an existing ASP.NET MVC 4 Web Application project?

... I upgraded a project from MVC3 to 4 as well and also needed to add a reference to System.Web.Http. – Damien Sawyer Oct 16 '12 at 22:16 3 ...
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Difference between Key, Primary Key, Unique Key and Index in MySQL

When should I use KEY , PRIMARY KEY , UNIQUE KEY and INDEX ? 8 Answers 8 ...
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What is the difference between and ? [duplicate]

...ble piece of code I use the directive <%@include file="reuse.html"%> and in the second I use the tag <jsp:include page="reuse.html" />. Let the code in the reusable file be : <html> <head> <title>reusable</title> <meta http-equiv="Content-Type" conten...
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SQL Server: Maximum character length of object names

...mes can only be up to 116 character long. It is perfectly explained here. And the verification can be easily made with the following script contained in the blog post before: DECLARE @i NVARCHAR(800) SELECT @i = REPLICATE('A', 116) SELECT @i = 'CREATE TABLE #'+@i+'(i int)' PRINT @i EXEC(@i) ...
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When to use Spring Integration vs. Camel?

...cause the fluent API is really nice. We actually use it in Spring projects and use Spring to configure part of it. The programming API's are clear and there is a large set of sensible components. We did a small scale shootout and basically at that time for our requirement Camel won. We use it main...
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Is there common street addresses database design for all addresses of the world? [closed]

I am a programmer and to be honest don't know street address structures of the world, just how in my country is structured :) so which is the best and common database design for storing street addresses? It should be so simple to use, fast to query and dynamic to store all street addresses of the w...
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How to add a browser tab icon (favicon) for a website?

... Use a tool to convert your png to a ico file. You can search "favicon generator" and you can find many online tools. Place the ico address in the head with a link-tag: <link rel="shortcut icon" href="http://sstatic.net/stackoverflow/im...
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Composite Key with EF 4.1 Code First

... You can mark both ActivityID and ActivityName properties with Key annotation or you can use fluent API as described by @taylonr. Edit: This should work - composite key defined with annotations requires explicit column order: public class ActivityType ...
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How can I remove a specific item from an array?

I have an array of numbers and I'm using the .push() method to add elements to it. 97 Answers ...