What is Obfuscation? Obfuscation of your code means that your code cannot be used in other places. This is a very useful technique for people that sell code. For instance, if you sell your code on Themeforest, your code can be copied easily from the browser which can be quite dangerous for you and you …
Ever since it came out back in 1991, Python has been one of the most popular programming languages around. It’s useful and relevant for today’s programs as well. It’s great for developing websites and applications, but it’s also perfect for desktop GUI applications. So, if you need software for your self-storage business, you might be …
Facebook is launching a new cryptocurrency to make the payment easier, faster and trusted to billions of users around the globe. This is a huge morale boost for cryptocurrency enthusiasts like me and for the whole crypto community. To see a giant like Facebook is taking cryptocurrency and blockchain seriously is going to change the …
Facebook’s Cryptocurrency: Big leap for Blockchain and Crypto Community Read More »
MongoDB and ElasticSearch is an amazing pair to develop a NoSQL application with a powerful search. To develop a polyglot database application, we need to perform the data synchronization. In this article, we will learn how to synchronize the data from MongoDB to ElasticSearch on an on-going basis. Polyglot persistence is the concept of using …
Python is an incredibly popular, and at the same time, high-level programming language, mostly due to its relative simplicity in comparison to some other notable languages, including Java and C++. It is particularly great when looking to build data structures, but it is also compatible with almost all platforms: another reason why it is a …
The Most Common Python Programming Mistakes, And How To Avoid Them Read More »
MongoDB is an open-source and leading NoSQL database. In this tutorial, we will learn MongoDB basic commands. Introduction MongoDB is very popular NoSQL database. MongoDB stores information in a JSON format but not limited to JSON, you can also store other data formats. Terminologies Here is the common MongoDB terminolgies. Database – Stores collections Collections …
To install Node.js and NPM on Ubuntu, follow the steps mentioned below: Step 1 – Install Node Open your terminal and run the following commands. curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash – Then, install Node. sudo apt-get install -y nodejs Step 2 – Verify the Installation Run the following command to verify the Node …
How to Download and Install Node.js – NPM on Ubuntu Read More »
In this tutorial, we will learn how to interact with a MongoDB database using Node.js. What is MongoDB? MongoDB is a NoSQL database. MongoDB stores information in JSON format and it can support different kinds of data types. MongoDB is schemaless, which means we don’t need to pre-define the structure of the data. In this …
I have created one node package which i explained in previous tutorial. That package is published at Node package manager site and few people have downloaded that as well. In this tutorial i am going to explain how to create a NodeJS NPM package and publish it at npmjs.org. Before building the Node module you need some …
I have been working on Node for more than 5 years ( 2 years in academic and 3+ years professionally ). During this period of time, I have taken several interviews and attended interviews in various companies ranging from start-up such as Browserstack, Housing to giants such as Amazon. I have authored a book on …
Node.js Interview Questions and Answers: Updated Read More »