blog 8\
1 min readJul 26, 2021
- Callback Hell is also known as Pyramid of Doom, it is an anti-pattern seen in code of asynchronous programming. Write comments, Split functions into smaller functions, Using Promises and Using Async/await.
- functions or programs that affect the behavior of components or modules. Stubs are dummy objects for testing\
- The stream module provides an API for implementing the stream interface. They are data-handling method and are used to read or write input into output sequentially.
- it is a programming strategy that simplifies and embellishes your code.
- there are built-in methods to be used for printing informational, warning, and error messages.
- process.exit (1)
- Clustered indexes only sort tables. Therefore, they do not consume extra storage. Non-clustered indexes are stored in a separate place from the actual table claiming more storage space.
- functions with no arguments and no return value. function with no argument and return value . functions with argument and no return value. Function with arguments and a return value.
