Introduction Usually, in a database, there is a huge number of data. Like in MongoDB, there can be thousands of documents. When we perform data retrieval operations, such as find, we may end up fetching these hundreds of documents in a single operation. It can cause problems. Sometimes we may need all the documents, and … Continued
Introduction The power of NodeJS and MongoDB can be harnessed to build a variety of applications. This multi-part tutorial explains how to create a simple chat app using NodeJS and MongoDB Atlas. In our last article, we began our project by creating two files named server.js and index.html, and we were able to serve the … Continued
Introduction This tutorial is an installment of the multiple-series “How to CRUD MongoDB using NodeJS and SailsJS.” Here, in Part 1, you’ll learn the beginning steps to successfully construct a new SailsJS project. This includes completing the project directory setup and modules installation steps for the application. The basic computer programming actions are create, read, … Continued
Introduction This is Part 3 of multiple-series tutorial, “How to CRUD MongoDB using NodeJS and SailsJS.” In Part 2, you learned how to use Bootstrap to assist with Embedded JavaScript (EJS) files. This enabled you to create a homepage design sample. You also incorporated MongoDB. Today, In Part 3, you’ll learn how to successfully configure … Continued
Introduction Welcome to Part 5 of, “How to CRUD MongoDB using NodeJS and SailsJS,” the multiple-series. In Part 4, you discovered how to delete a MongoDB document based on its ID. Today’s lesson will explain how to update a document. It’s the “U” part of CRUD. Let’s start. Prerequisites Complete the instructions for Parts 1, … Continued
Introduction Welcome to Part 4 of the multiple-series tutorial, “How to CRUD MongoDB using NodeJS and SailsJS.” In Part 3, you learned how to do a controller configuration for your SailsJs application, and then display your data with a view. Today, you’ll practice how to delete a MongoDB document, as “Delete” is a part of … Continued
Introduction In the previous article, we show you how to create a MongoDB Atlas free tier, a user for the cluster and configured the network access and added our IP address in the whitelisted IPs. In this section, we will dive into coding the rest of our chat application while interacting with the MongoDB Atlas … Continued
Introduction This is part one of a tutorial series that will explain how to build a simple NodeJs Redis web app. The app can then be used for managing user information with NodeJs and Redis. As Redis is an efficient key-value data store, it supports a number of structures. Because is provides such great flexibility, … Continued
Introduction This is part one of a tutorial explaining how to create, from scratch, a simple chat app using NodeJS and MongoDB Atlas as its database. Chat apps are valuable for many applications, from interacting on social media to providing customer service. NodeJS is a powerful open source program for web app development. As it … Continued
Introduction to Elasticsearch web applications in Python This article is part two of an article series that will show you how to build a Python web application designed to return Elasticsearch information. The first part of the series demonstrated how to create the web server using the Bottle framework. It also provided some example code … Continued
