Passing a function as a parameter to a method

I have recently been using D3.js for some HTML5/SVG/Javascript work and suddenly realised how useful passing functions as parameters to methods is. I then thought, well how about C#. Here are some examples …. Continue reading
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Maintain SPFile version comment and last modified date when moving documents

In overview the strategy is one of replaying history. Each version of the file is reposted to the document library. The comment and last modified date is handled with a combination of SPFile.Checkin() and SPListItem.Update(). Intrigued? Then read on…. Continue reading

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SharePoint dates

You would like to think that SharePoint records the Creation and Modification dates for each item once only. Wrong!
Take a document in a document library. The item is seen as both an SPListItem and an SPFile. The created and modified dates are recorded separately for each. The actual item data is recorded in two SQL tables. Continue reading

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Claims-based authentication and user profiles

Turns out it is relatively trivial to create a user profile for a claims authenticated user. You are probably familiar with the UserProfileManager.CreateUserProfile method. The overload of interest takes a string parameter that is the username of the profile to create – the signature is as follows Continue reading

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Redirect relative to the SharePoint LAYOUTS directory

If you ever need to redirect to a page that resides in the /_layouts/ virtual directory, i.e. the physical directory found in the SharePoint root in {SharePoint Root}\TEMPLATE\LAYOUTS it is possible to do so without hard coding the URL. Use the SPUtility.Redirect method. Continue reading

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