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up vote 5 down vote favorite Whenever I switch a video in Firefox to full screen, a message appears at the top edge of the screen, that the website is full screen now. I find this quite annoying and unnesessary as I was the one switching to full screen. Is there a way to disable this message? firefox share | improve this question asked 39 mins ago mook765 3,443 2 10 25 add a comment  | 

up vote 0 down vote favorite I'm trying to create DbContextOptionBuilder and run into an error at runtime that says the next: Method not found: 'Microsoft.EntityFrameworkCore.DbContextOptionsBuilder 1<!!0> Microsoft.EntityFrameworkCore.SqlServerDbContextOptionsExtensions.UseSqlServer(Microsoft.EntityFrameworkCore.DbContextOptionsBuilder 1, System.String, System.Action`1)'. Code that trying to create it: var optionsBuilder = new DbContextOptionsBuilder<DbContext>(); var newDbConnectionString = "myconnectionString"; optionsBuilder.UseSqlServer(newDbConnectionString); I have installed all required packages, such as Microsoft.EntityFrameworkCore.SqlServer My using block: using Microsoft.Practices.EnterpriseLibrary.TransientFaultHandling; using System; using System.Comp