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The C# compiler has a /langversion switch that is rarely used; most people do not know what it is for, and if asked to guess, most guess wrong. So let me disabuse you of your wrong guess right away: the purpose of the langversion flag is not to decide what C# language version to use. It is not a "go into compatibility mode" switch or a "use a ( Read more... )

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Open closed is dead, long live Open closed

I'm blogging about SOLID for some reason, and now we're onto the beast that set me off:

OCP

Yikes

They are “Open For Extension”. This means that the behavior of the module can be extended. That we can make the module behave in new and different ways as the requirements of the application change, or to meet ( Read more... )

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A customer asked the following question:

We've found that on Windows XP, when we call the XYZ function with the Awesome flag, the function fails for no apparent reason. However, it works correctly on Windows 7. Do you have any ideas about this?

So far, the customer has described what they have observed, but they haven't actually asked a question. It ( Read more... )

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I have had a number of users ping me asking about writing interview questions on LINQ. I actually have a 8 detailed posts on LINQ interview questions. Here is a compilation of the posts:

LINQ interview questions

LINQ interview questions part 2

LINQ interview questions part 3

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Read more: Nikhil Singhal's Blog
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Postgres 9.2 has introduced JSON as a server data type. At this point, the data was simply stored on server side with integrated wrappers checking that data had a correct JSON format. It was a good first step in order to store directly JSON data on server side but core features in 9.2 have its limitations in terms of JSON data manipulation and ( Read more... )

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