In today’s time, there are so many programming languages present and it is confusing for us to choose between them. Also, before picking any language is important to know about the required knowledge for that language in order to understand…
A program usually executes line-by-line, meaning the function written first will execute first, and then the next function will execute. The problem arises when one function while executing blocks the execution of other functions. There may be some cases where…
NodeJS is an open-source, cross-platform runtime environment that uses JavaScript for creating fast, data-intensive, and secure server-side applications. These applications require some ways to store data in order to use them again. NodeJS supports all kinds of Databases, relational, and…
Whenever we create a Node.js application there is a need to use external packages for additional features that Node core libraries are not providing. These external packages can be installed using NPM. NPM stands for Node Package Manager. It is…
ZLIB is a Node.js module that is used to zip and unzip files. It is not required to install this module to use it inside the application, it is a pre-build module so it can be used directly by requiring…
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…