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Showing posts with the label C#

Interesting bug - Line endings and Hash Code

I recently came across an interesting bug which emphasize how different line endings format can break your custom equality implementation if you do not carefully consider them. Context We have an application that periodically updates the local assets with latest updated resources. In a nutshell,  it makes an web api call to get the latest set of metadata and compare them against a locally stored metadata file. If they differs then we update the locally stored metadata file and download new/updated resources. Bug For a particular asset, associated metadata file was always getting updated although there were no visible changes detected using the revision history. Investigation My obvious suspect was the code responsible for doing the equality check between local metadata and the metadata received from the Web API. For verification, I setup a conditional break-point which will be hit when the equality returns false. After my debug hit the break-point, I looked into all the

Creating dynamic email templates using C# and Office Outlook

It is quite common for many applications to send automated email notifications. Couple of months ago, I have worked on improving our old email template format to make it more user friendly . In this tutorial I will walk you though regarding how I took advantage of Microsoft Outlook to quickly generate custom email template and later using the html template for building an automated custom email application using C#. Steps: Creating Templates: Using the rich text editor support  in Outlook create a nicely formatted email. Use placeholder text for the values you like to change dynamically based on your task completion status. To keep this tutorial simple, I have created a  simple table with placeholder text inside the third bracket  [place holder text]. However, you can use anything supported by outlook editor. Figure: Email Template Getting HTML code: Send the created email to your own address. After that, open the sent email and right click to view source . It