Node.js is used to create projects such as APIs, microservices, servers, and even web applications. In a web application, we have to send the HTML file so that the user can interact with the application. We can send different HTML…
PHP and Node.js are two of the most prominent server-side languages of their time. With time, these technologies have gained immense popularity, widely used among huge corporations, tech giants, small enterprises, and even individual developers as both are free and…
We use NPM whenever creating a Node.js application to install packages, update them, etc. But sometimes, you may get an error while doing these operations. The error message says “npm warn checkpermissions missing write access”. The “missing write access” error…
For utilising data we need it in some specific amount, if the receiving rate is faster or slower than the data processing speed, we need to hold data for a while, here comes Buffer. In simple words, the Buffer can…
URL stands for Uniform Resource Locator. It is the address of a website, image, document, API and other resources. A URL consists of several components such as the protocol type (i.e. HTTP or HTTPS), domain name, path, operational parameters and…
Writing files is a fundamental operation in the development of full-fledged web applications. For instance, applications like WhatsApp, write user data, such as chats, in a file that can be downloaded upon request. In Node.js, this operation can be easily…
Whenever there is a need to interact with a file, it is recommended to first check whether the file exists or not. For example, if you’re trying to read or write on a file that doesn’t exist, you’ll be getting…
Node.js is a JavaScript runtime built upon the V8 engine that uses JavaScript for creating the server side. The server created using Node.js can interact with the operating system and file system. It can perform all types of non-blocking I/O…
Node.js has an event loop that takes care of the flow of execution of the tasks, and when a task gets executed it fires the corresponding event to perform a specific action. Creating a Node.js program using multiple events makes…
When we are developing an application, requires a lot of choices, choice of layout, choice of code editor, and choice of which technology to be used. The technologies used for creating the application decide the speed and efficiency of the…