Emmett Till Biography. The brutal 1955 murder of teenager Emmett Till, and the news coverage it drew, helped ignite the civil rights movement in America in the 1950s. Exactly what Emmett Till, a 14-year-old African American boy, said or did to offend Carolyn Bryant, a 21-year-old white woman working in a Mississippi grocery store, is unclear; he may have whistled at her.
There's no major difference. The benefit of the default instance is that you connect just by specifying the server name (eg, MYSERVER), whereas a named instance will require an instance name as well (eg, MYSERVER\SQL2005). If you're only going to install one version of SQL Server on this machine, go with a default.
With the Singleton design pattern you can: 1  Ensure that only one instance of a class is created. 2  Provide a global point of access to the object. 3  Allow multiple instances in the future without affecting a singleton class's clients.e concludes with a look at implementing singleton registries in order to specify singletons at runtime. Ensure a class has only one instance, and provide a global point of access to it. The Singleton pattern is deceptively simple, even and especially for Java developers.