What is programming without variables? Variables form an integral part of programming by taking different forms of data as required during the execution of the program. These different forms of data are called data types & this article shall focus on exploring in detail the different data types that are available in Python. Python Data […]
Python Data Types – Easily Explained! Read More »
In Node.js we perform a lot of operations on data, which involves transferring data simultaneously from server to client and from client to server. There may be a possibility of a data breach while transferring data. To avoid this we can encrypt the data and then decrypt it later to get the same output ensuring
Encrypt and Decrypt Data in Node.js Using Crypto: A Step-by-Step Guide Read More »
As we know, MongoDB documents have the ability to possess arrays as field values, these arrays may enclose multiple elements. The $size operator can clubbed with other MongoDB methods like find(), findOne(), etc to filter documents based on the number of elements inside an array. In this article, we will explore the $size operator and
MongoDB $size Operator: Filter Documents Based on Array Size Read More »
You must have seen that in all our articles we have mentioned the date of publishing the article right after the title. Let’s say you are also developing an application and using MongoDB as the database for your app. Now you also want to create functionality to track the current date when a particular event
MongoDB $currentDate Operator: Setting Current Date or Timestamp Read More »
MongoDB lets us create multiple users. A user can create multiple databases. A database can have multiple collections. A collection can have multiple documents. We already know how to get documents from a collection in Mongo Shell. It can be done by using find(), findOne(), like method. However, as a beginner, we don’t usually log
List All Users, Collections, and Databases in the Mongo Shell Read More »
Introduction In today’s fast-paced digital landscape, it is very important for applications to be performant. The smooth and efficient operation of their software is essential for businesses to deliver a top-notch user experience. Applications moving to the cloud enable businesses to collect a lot of data from across devices. Analyzing this data can streamline business
8 Application Performance Monitoring Tools to Consider in 2023 Read More »
We all have heard how to do pretty print in MongoDB. It is used to format the query results with a proper indentation and log more readable output. We usually do it in Mongo Shell using the pretty() function. Even we have a dedicated article on it: Pretty Print in MongoDB, where we have shown
How to Unpretty Print in MongoDB – A Detailed Guide Read More »
Suppose you have a collection of students containing lots of documents having indexes like Name, Age, Class, etc. One of the indexes or attributes in the documents is Optional Subject. For context, an optional subject is a subject people choose beyond the regular curriculum subjects. So you want to filter students having Computer Science, Physical,
MongoDB $in Operator: A Detailed Guide Read More »
Images are an integral part of our surroundings, and having the ability to manipulate them or transform their appearance is a valuable skill. Image processing finds its application in a wide range of fields, including data visualization and machine learning, where automated systems handle thousands of images simultaneously. In this article, we will look into
Convert RGB Images to Grayscale Using Matplotlib: A Step-by-Step Guide Read More »
When one needs to take any number and find the multiple of which specific number it is, then the arithmetic operation that is to be put into use is division. But unlike addition and subtraction, this cannot be carried out with the fingers in our hands, one good reason why things must become a bit
Python NumPy divide() Function (With Examples) Read More »