G33k Chronicles

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Uduak Obong-Eren

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Software Engineer | CMU Alum | I write about web and mobile technologies as well as professional and personal well-being

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4 Questions Good Software Engineers Ask During a Technical Interview

May 7, 2021 11 min read

Imagine you find yourself in a technical interview where you are given a problem; be it an algorithm design problem, a system design problem, or enhancing an existing feature. What will you do first? Will you immediately dive into solving the proble...

Sorting Algorithms - When Not To Use Them

Apr 27, 2021 7 min read

If you had 30 students in a class and you wanted them to stand in a line; you could decide to arrange the students in line using their names - students whose names start with the alphabet A stay in front of the line while those whose names start with...

Understanding how the Filter function works

Apr 19, 2021 7 min read

What is a filter function and when would you use a filter function in code? This was the question that more than 25 participants tried to answer in Week 2's edition of Algorithm Fridays - a 39-week initiative aimed at promoting community learning ar...

How to find the number of unique elements in a sorted array

Apr 12, 2021 5 min read

Introduction Hello everyone, last Friday was the first of 39 weeks of Algorithm Fridays - an initiative aimed at promoting community learning around algorithms and problem-solving. Here is the algorithm problem that we worked on last week: Algorithm...

Introducing Algorithm Fridays

Apr 5, 2021 5 min read

Hello there, if you are wondering what Algorithm Fridays is all about, then look no further because you are in the right place. A couple of questions before we get started: What is the first thing that comes to your mind when you hear of the word a...

3 times I used my knowledge of data structures on the job

Mar 23, 2021 12 min read

In the second half of 2020, I held numerous free mock technical interviews. During those interviews, one recurring question I often got from the interviewees was: "I know I need data structure knowledge to pass most technical interviews, but how muc...