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What is appendfile() function? We can also use the fs module to append the content using appendFile function into a file. However, appendFile function will create the file if the file doesn’t exist or append the content into the file, if the file already existed. Let’s create a folder structure […]
Node.JS also contains module that allows us to communicate with the file system. The FS module can be used to list files in directories, create new files in directories, stream files, video files, modify files permissions and etc. Here we have two ways to read the content of directory synchronously, […]
Before diving in what is React context? Let’s first understand why do we need it with an example. Let’s consider a scenario where we have 6 components A,B,C,D,E & F. some are the child components please refer the below image for better understanding. Here A,B & C are first level […]
Readline is a core module of NodeJS that is available to us without having to install anything other than NodeJS. It can be used ask/read data of a terminal user. Suppose we are creating an application that would ask questions from a terminal user. It is an interface where we […]
Hi everyone 🙂 Hope you are doing great. Today we are going to learn about SQL Commands. The SQL commands are categorized into four categories; DQL DDL DML DCL Firstly we are getting to study DQL category commands; There are more easy-to-learn commands 😉 Let’s start! DQL (Data Query Language) […]
TextInput is React Native’s core component. It allows the user to take the input. There are many Props (properties) that make, TextInput useful for us. defaultValue : Used to show default value before value being changed by users. onChangeText : This allows the user to take a function i.e. called every […]
Yes, React native runs on React. React is one of popular Open source Javascript library, used for building user interfaces with help of Javascript. There are some core concepts behind the React, those are also used in the React Native. Components: Components are like Java Script functions. It let us […]
