Tim questions

Tim answers

• Insert if not exists avoiding race condition
• Get MD5 checksum of Byte Arrays' conent in C#
• storing passwords in sql server database using ef core code first
• How are objects stored in memory?
• Can't instantiate implementation type
• Directory.Move not working properly for UNC paths
• msSql hex to base64
• Azure webjobs does not override appsettings.json with Azure Application Settings
• Despeckle - Remove spots or dots from the image
• Append data in a json file in C#