Mohammad Hossain RabbiExplanation(JWT, Mongoose, Aggregation, Relational Database(MySQL), CRUD Operations)1. JWT: JWT stands for JSON Web Token, it is widely used for verifying users. We have two sides, client-side and server-side when a user…Dec 23, 2021Dec 23, 2021
Mohammad Hossain RabbiReact(Context API, PropTypes)1. Context API: Context API we can think of as storage we can say the third party, where any provider can store data by creating context…Dec 22, 2021Dec 22, 2021
Mohammad Hossain RabbiJavaScript Concepts(Closures, Conversion)1. Closures: We use the variable inside a function, a closure is happening when the function is going to run later and the variable is…Dec 21, 2021Dec 21, 2021
Mohammad Hossain RabbiJavaScript Concepts(isNaN, parseFloat, parseInt, trim, trimStart, trimEnd )1. isNaN: isNaN() is a function by which whether the value is NaN or not, that means not a number or not.Example:Dec 21, 2021Dec 21, 2021