Asst. Commissioner (43 BCS) | Ex Full Stack Dev
A SQL Server filegroup is a container for database files. It lets the administrator organize and allocate them to different drives. Filegroups can store tables, indexes, and different types of data. They can be used to manage database growth and improve performance by placing frequently accessed files on faster drives. Filegroups offer flexible and powerful … Read more
SQL Server isolation levels are used to define the degree to which one transaction must be isolated from resource or data modifications made by other concurrent transactions. The different Isolation Levels are: Read Committed is the default isolation level. The write behaviour of all transaction isolation levels is the same. However, they are very different … Read more
Thunk A thunk usually refers to a small piece of code that is called as a function; does some small thing; and then JUMPs to another location; which is usually a function; instead of returning to its caller. Assuming the JUMP target is a normal function, when it returns, it will return to the thunk’s caller. The word … Read more
Terminology In layman’s terms: Interface is for “can do/can be treated as” type of relationships. Abstract ( as well as concrete ) classes are for “is a” kind of relationship. Look at these examples: Bird, Mosquito and Horse are Animals. They are related. They inherit common methods from Animal like eat(), metabolize() and reproduce(). Maybe … Read more
Dependency Injection (DI) is a pattern that can help developers decouple the different pieces of their applications. “Dependency Injection” is a 25-dollar term for a 5-cent concept. It means giving an object its instance variables. Really. That’s it. Classes have these things they call methods on. Let’s call those “dependencies.” Most people call them “variables.” Sometimes, … Read more