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Garrett Luu
Garrett Luu

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Why Am I Studying CS?

Originally published on 2020.2.19 on my personal website.

So recently I’ve been dealing with a bit of a career crisis of sorts, stemming from one critical thing I’ve noticed about myself: coding isn’t fun for me anymore.

Honestly, I’m probably experiencing some kind of burnout or slump, but it got me thinking about what I truly enjoy studying. Between learning real analysis, doing reduction proofs, and deriving graph algorithms, I found myself loving pure math. The CS theory classes dreaded by everyone else became incredibly fun. Writing proofs became way more interesting than writing code. I don’t necessarily want to pursue pure math and go into academia though, but the path to being a software engineer now seems a bit more muddy than expected. It got me thinking about why I was pursuing CS and what I was hoping to learn from my classes.

On a related note, I recently came across an article titled “10 reasons to ignore computer science degrees,” which caught my eye as I’m a CS student. The article mentions some key points, including how CS theory differs from software engineering, and how most CS programs offer very little in the realm of practical knowledge — for example, UCSD doesn’t offer any courses on popular shiny new tech such as React or Node.js. While I agree to a certain extent about these claims, the author fails to grasp the fundamental purpose of a CS degree (and university education, to a greater extent): to produce strong thinkers, problem solvers, and engineers, not merely coders.

Before I continue, I just want to clarify what I mean by the terms “engineer” versus “coder.” Isn’t it all the same thing? A software engineer writes code. A coder writes code. What exactly do you mean? I I think it’s best to describe this with an analogy: an automotive engineer versus a mechanic. It’s pretty clear what the difference is between these professions; an automotive engineer might design cars from scratch, while a mechanic is responsible for building, fixing, and maintaining cars. The full breadth of knowledge that an automotive engineer has isn’t really needed by the mechanic. But at the same time, if you ask a mechanic to design a car completely from scratch, he/she might have some trouble. The same applies in the software world.

Why make this distinction? What’s important here is that CS programs are not necessarily meant to produce the best coders, but rather strong software engineers with a very broad knowledge of the field of computer science. It’s very easy to watch a video or tinker with a project to learn the fundamentals of Java, but not quite as easy to learn the concepts of OOP and the principles of OOD.

The other day I had a chat with some friends, and one of them said something that actually got me thinking: “I’m actually glad that this school doesn’t offer a class on something like React, ’cause that would be stupid. You can learn React on your own or on the job, but you can’t learn how to think in the span of a few hours.”

“This is what separates us from people taking free online courses,” someone else added.

In contrast to the article I mentioned, I completely agree with this idea. What’s most important in software engineering is the concepts, not necessarily the tech that goes into implementing them. This is why technical interview questions focus on problem solving rather than technical knowledge. While you don’t (and probably won’t) necessarily use Red-Black Trees in a front-end dev position, it’s still a useful tool to test your thinking and problem solving skills.

With all this in mind, I’m planning on taking a new approach to what I’m hoping to get out of college. Classes are for cultivating my thinking and problem solving skills, while hackathons and projects are for developing practical knowledge and learning new tech. Even with my self-proclaimed dislike for coding, I still don’t have an intention to change careers; I still love everything about CS, and I still want to go into software development. I would just rather concern myself with the high-level concepts rather than the low-level implementation details. I know I’ll get over this phase soon, but it really made me appreciate CS a lot more and think deeper about why I wanted to pursue this field.

Top comments (1)

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Loralighte

Okay, so what I am seeing is that you are more of a Data Science person. Learn programming (I recommend: R, F#, SQL) and using them as programming languages, not to solve problems (CS), but rather to find Data and numbers and sort them. I am more of a computer science nerd, but I dabbled in data science and with what you say you need, I think Data Science is the perfect place to keep your learned skills but also do a LOT more with math. Or maybe go into a math-focused job (like accounting) and just code in your spare time to keep your mind working.