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Python Dictionaries
access_time 1715604060000 face Vijay Kashyap
Python Dictionaries A dictionary in Python is a versatile and fundamental data structure used for organizing and storing data in the form of key-value pairs. It is sometimes also referred to as a "dict." Dictionaries allow you to map keys to corresponding values, enabling efficient and flexible dat...
SQL Top 10 Essential Concepts For Interview | SQL Interview Preparation
access_time 1714917600000 face Vijay Kashyap
SQL Top 10 Essential Concepts For Interview | SQL Interview Preparation Preparing for a SQL interview requires a solid understanding of key concepts that form the backbone of this powerful database language. Whether you are a seasoned professional or just starting your journey with SQL, mastering t...
NumPy: Importing and Using It in Python
access_time 1714915500000 face Vijay Kashyap
NumPy: Importing and Using It in Python Introduction: NumPy, short for Numerical Python, is a powerful library in Python that provides support for arrays and matrices, along with an extensive collection of mathematical functions to operate on these arrays. It is an essential tool for data scientist...
Scalar operations: numpy in python
access_time 1714914060000 face Vijay Kashyap
Scalar operations: numpy in python Scalar operations in NumPy refer to performing mathematical operations between a scalar (single value) and a NumPy array. These operations are applied element-wise, meaning that the scalar value is combined with each element of the array individually. Scalar opera...
SQL Create, Alter, Drop, and Update Tables
access_time 1713618600000 face Vijay Kashyap
SQL Create, Alter, Drop, and Update Tables In this article we will learn the following topics: What is a table Creating a Table Inserting data into the Table Updating data in the Table Altering a Table Difference Between Alter Table Add Column and Alter Table Alter Column Interview related Question...