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Gopi Gorantala

Gopi is a highly experienced Full Stack developer with a deep understanding of Java, Microservices, and React. He worked in India & Europe for startups, the EU government, and tech giants.

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What is Big-O Complexity Analysis

In this lesson, you will gain knowledge about algorithm complexity analysis and the various types of big-O complexity analysis.

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Understanding the Importance of Big-O Notation in Coding Interviews

In this lesson, we will introduce the concept of big-o notation, a mathematical tool used to measure algorithm efficiency.

Big O Notation - Running time complexities against the input with length n
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What Are Data Structures And Algorithms?

In this lesson, you will gain knowledge about the significance and correlation between data structures and algorithms.

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Who Is This Course For?

This course deep-dives into each of the data structures and algorithms in computer science

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How To Search For An Element In An Array?

In this lesson, you will learn two popular searching algorithms developers use all the time to search for an element in an array.

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How Learning DSA Will Improve Your Coding Skills?

This lesson will teach you how DSA will help you find a job at top tech companies and fast-paced startups.

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Array In-Place Algorithm

In this lesson, you will learn how to modify the input array to save some space.

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What Are Dynamic Arrays? How Do They Differ From Traditional Arrays?

This article is a continuation of the "Introduction to array data structure" and contains sketches, memory diagrams, strengths and weaknesses with examples.

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How To Convert Array To Dynamic Array?

In this lesson, you will learn how to resize a static array. Most of the advanced and complex data structures are built on arrays.

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How To Prevent cannot read property map of undefined

The "cannot read property map of undefined" error occurs when we try to call the map method on a variable that stores an undefined or null value.

How To Prevent cannot read property map of undefined