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Decomposition in DBMS – Lossless and Lossy | ninjasquad Decomposition means dividing a large and complex table into multiple small and easy tables. This removes redundancy, anomalies, and inconsistency in a database. This is the first stage of normalization. Suppose we have a relational schema R, in which we have attributes as given below: A1, … Read more
Pandas ffill function with examples | ninjasquad This tutorial will explore the Python pandas DataFrame.ffill() method. This method adds the missing value to the DataFrame by filling it from the last value before the null value. Fill stands for “forward fill.” By using this method on the DataFrame and learning the syntax and parameters, we … Read more
Pandas DateFrame Histogram | Code Underscored | ninjasquad A histogram is a type of chart frequently used to show how numerical data are distributed. When investigating it, you’ll frequently wish to quickly comprehend how specific numerical variables are distributed throughout a dataset. A histogram is responsible for this. A histogram handles counting observations that fall … Read more
How Can Codersee Help You? | ninjasquad Hi there! 👋 My name is Piotr and I’ve created Codersee to share my knowledge about Kotlin, Spring Framework, and other related topics through practical, step-by-step guides. Always eager to chat and exchange knowledge. Source: Internet
Format number to 2 decimal places in Java | ninjasquad Quick example to format any type of number – int, long, float, and double to 2 decimal places in Java DecimalFormat(“0.00”) import java.text.DecimalFormat; public class FormatAnyNumber { private static final DecimalFormat df = new DecimalFormat(“0.00”); public static void main(String[] args) { int num1 = 12345; … Read more
Tim Berners-Lee Biography | ninjasquad Tim Berners-Lee, the man who created the World Wide Web, never set out to change the world when he developed what would become one of the most important inventions of our time. Tim Berners-Lee, the inventor of the World Wide Web, has won many awards in recognition of his contribution … Read more
Nutra offers in 2023: trends and forecasts | ninjasquad What does “nutra affiliate marketing” mean? Nutra means products for beauty and health. Nutra includes a thousand different products: products for weight loss, smoking cessation, maintaining the beauty of men and women, general well-being, diseases such as psoriasis, diabetes or fungus. There is always a demand … Read more
Teaching Kids Programming – Minimum Cuts to Divide a Circle | ninjasquad Teaching Kids Programming: Videos on Data Structures and Algorithms Minimum Cuts to Divide a Circle A valid cut in a circle can be: A cut that is represented by a straight line that touches two points on the edge of the circle and … Read more
Custom HTML Error Page using Thymeleaf | ninjasquad In this article, we’ll learn how to customize default Whitelabel Error Page in Spring Boot using Thymeleaf HTML templates Whitelabel Error Page Whitelabel error page is default error page generated by Spring Boot when no custom error page is provided. If you don’t like this default behavior … Read more
Teaching Kids Programming – Nearest Exit from Entrance in Maze via Breadth First Search Algorithm | ninjasquad Teaching Kids Programming: Videos on Data Structures and Algorithms You are given an m x n matrix maze (0-indexed) with empty cells (represented as ‘.’) and walls (represented as ‘+’). You are also given the entrance of the … Read more
