Sunday, June 1, 2025

How I Would Be taught To Code (If I May Begin Over)


to numerous sources, the typical wage for Coding jobs is ~£47.5k within the UK, which is ~35% increased than the median wage of about £35k.

So, coding is a really useful talent that can earn you more cash, to not point out it’s actually enjoyable.

I’ve been coding professionally now for 4 years, working as an information scientist and machine studying engineer and on this publish, I’ll clarify how I might be taught to code if I needed to do it once more.

My journey

I nonetheless keep in mind the time I wrote my first little bit of code.
It was 9am on the primary day of my physics undergrad, and we have been within the laptop lab.

The professor defined that computation is an integral a part of fashionable physics because it permits us to run large-scale simulations of all the things from subatomic particle collisions to the motion of galaxies.

It sounded superb.

And the best way we began this course of was by going by way of a textbook to be taught Fortran.

Sure, you heard that proper.

My first programming language was Fortran, particularly Fortran 90.
I realized DO loops earlier than FOR loops. I’m positively a rarity on this case.

In that first lab session, I keep in mind writing “Hey World” as is the same old ceremony of passage and considering, “Large woop.”

That is the way you write “Hey World” in Fortran in case you have an interest. 

program howdy
print *, 'Hey World!'
finish program howdy

I really actually struggled to code in Fortran and didn’t try this properly on checks we had, which put me off coding.

I nonetheless have some previous coding tasks in Fortran on my GitHub which you could take a look at.

Wanting again, the training curve to coding is kind of steep, however it actually does compound, and ultimately, it can simply click on.

I didn’t realise this on the time and actively prevented programming modules in my physics diploma, which I remorse in hindsight as my progress would have been a lot faster.

Throughout my third 12 months, I needed to do a analysis placement as a part of my grasp’s. The corporate I selected to work for/with used a graphical programming language referred to as LabVIEW to run and handle their experiments.

LabVIEW relies on one thing referred to as “G” and taught me to consider programming in a different way than script-based.

Nevertheless, I haven’t used it since and doubtless by no means will, however it was cool to be taught then.

I did benefit from the analysis 12 months considerably, however the tempo at which analysis strikes, no less than in physics, is painfully sluggish. Nothing just like the “heyday” from the early twentieth century I envisioned.

Someday after work a video was really useful to me on my YouTube dwelling web page.

For these of you unaware, this was a documentary about DeepMind’s AI AlphaGo that beat the very best GO participant on the earth. Most individuals thought that an AI may by no means be good at GO.

From the video, I began to grasp how AI labored and study neural networks, reinforcement studying, and deep studying.
I discovered all of it so attention-grabbing, much like physics analysis within the early twentieth century.

Finally, that is after I began finding out for a profession in Information Science and machine studying, the place I wanted to show myself Python and SQL.

That is the place I so-called “fell in love” with coding.
I noticed its actual potential in really fixing issues, however the primary factor was that I had a motivated motive to be taught. I used to be finding out to interrupt right into a profession I wished to be in, which actually drove me.

I then grew to become an information scientist for 3 years and am now a Machine Studying engineer. Throughout this time, I labored extensively with Python and SQL.

Till a couple of months in the past, these have been the one programming languages I knew. I did be taught different instruments, reminiscent of bash/z-shell, AWS, docker, information bricks, snowflake, and so forth. however not some other “correct” programming languages.

In my spare time, I dabbled a bit with C a few years in the past, however I’ve forgotten just about all of it now. I’ve some primary scripts on my GitHub if you’re .

Nevertheless, in my new function that I began a few months in the past, I will likely be utilizing Rust and GO, which I’m very a lot trying ahead to studying.

If you’re fascinated about my whole journey to changing into an information scientist and machine studying engineer, you possibly can examine it beneath:

Select a language

I all the time suggest beginning with a single language.

Based on TestGorilla, there are over 8,000 programming languages, so how do you decide one?

Properly, I might argue that many of those are ineffective for many jobs and have most likely been developed as pet tasks or for actually area of interest instances.

You could possibly select your first language primarily based on reputation. The Stack Overflow 2024 survey has nice data on this. The most well-liked languages are JavaScript, Python, SQL, and Java.

Nevertheless, the best way I like to recommend you select your first language ought to be primarily based on what you wish to do or work as.

  • Entrance-end internet — JavaScript, HTML, CSS
  • Again-end internet — Java, C#, Python, PHP or GO
  • iOS/macOS apps — Swift
  • Andriod apps — Kotlin or Java
  • Video games — C++ or C
  • Embedded Techniques — C or C++
  • Information science/machine studying / AI — Python and SQL

As I wished to work within the AI/ML house, I centered my vitality primarily on Python and a few on SQL. It was most likely a 90% / 10% cut up as SQL is smaller and simpler to be taught.

To at the present time, I nonetheless solely know Python and SQL to a “skilled” customary, however that’s nice, as just about the entire machine-learning group requires these languages.

This exhibits that you just don’t have to know many languages; I’ve progressed fairly far in my profession, solely figuring out two to a major depth. After all, it could range by sector, however the primary level nonetheless stands.

So, decide a area you wish to enter and select essentially the most in-demand and related language in that area.

Be taught the naked minimal

The largest mistake I see inexperienced persons make is getting caught in “tutorial hell.”

That is the place you are taking course after course however by no means department out by yourself.

I like to recommend taking a most of two programs on a language — actually any intro course would do — after which beginning to construct instantly.

And I actually imply, construct your individual tasks and expertise the wrestle as a result of that’s the place studying is finished.

You gained’t know the way to write capabilities till you do it your self, you gained’t know the way to create lessons till you do it your self, and also you actually gained’t perceive loops till you implement them your self.

So, be taught the naked minimal and instantly begin experimenting; I promise it can no less than 2x your studying curve.

You most likely have heard this recommendation so much, however in actuality it’s that easy. 

I all the time say that almost all issues in life are easy however arduous to do, particularly in programming.

Keep away from traits

After I say keep away from traits, I don’t imply to not deal with areas which might be doing properly or in demand out there.

What I’m saying is that whenever you decide a sure language or specialism, keep it up.

Programming languages all share related ideas and patterns, so whenever you be taught one, you not directly enhance your capability to select up one other later.

However you continue to ought to deal with one language for no less than a couple of months.

Don’t develop “shiny object syndrome” and chase the newest applied sciences; it’s a recreation that you’ll sadly lose.

There have been so many “distracting” applied sciences, reminiscent of blockchain, Web3, AI, the listing goes on.

As a substitute, deal with the basics:

  • Information sorts
  • Design patterns
  • Object-oriented programming
  • Information constructions and algorithms
  • Downside-solving abilities

These subjects transcend particular person programming languages and are significantly better to grasp than the newest Javascript framework!

It’s significantly better to have a powerful understanding of 1 space than attempt to be taught all the things. Not solely is that this extra manageable, however it’s also higher to your long-term profession.

As I stated earlier, I’ve progressed fairly properly in my profession by solely figuring out Python and SQL, as I realized the required applied sciences for the sphere and didn’t get distracted.

I can’t stress how a lot leverage you should have in your profession in case you doc your studying publicly.

Doc your studying

I don’t know why extra folks don’t do that. Sharing what I’ve realized on-line has been the largest recreation changer for my profession.

Actually committing your code on GitHub is sufficient, however I actually suggest posting on LinkedIn or X, and ideally, you need to create weblog posts that can assist you cement your understanding and showcase you data to employers.

After I interview candidates, if they’ve some type of on-line presence exhibiting their learnings, that’s instantly a tick in my field and an additional edge over different candidates.

It exhibits enthusiasm and keenness, to not point out rising your floor space of serendipity. 

I do know many individuals are scared to do that, however you’re affected by the highlight impact. Wikipedia defines this as:

The highlight impact is the psychological phenomenon by which individuals are inclined to consider they’re being observed greater than they actually are.

Nobody actually cares in case you publish on-line or take into consideration you as a lot as 1% as you assume. 

So, begin posting.

What about AI?

I may spend hours discussing why AI is just not a right away threat for anybody who desires to work within the coding occupation.

You must embrace AI as a part of your toolkit, however that’s so far as it can go, and it’ll positively not exchange programmers in 5 years.

Until an AGI breakthrough abruptly happens within the subsequent decade, which is very unlikely.

I personally doubt the reply to AGI is the cross-entropy loss operate, which is what’s utilized in most LLMs these days.

It has been proven time and time once more that these AI fashions lack robust mathematical reasoning skills, which is among the most basic abilities to being a superb coder.

Even the so-called “software program engineer killer” Devin is not nearly as good because the creators initially marketed it. 

Most firms are merely making an attempt to spice up their funding by hyping AI, and their outcomes are sometimes over-exaggerated with controversial benchmark testing.

After I was constructing an internet site, ChatGPT even struggled with easy HTML and CSS, which you’ll argue is its bread and butter!

General, don’t fear about AI if you wish to work as a coder; there may be a lot, a lot larger fish to fry earlier than we cross that bridge!

NeetCode has finished an amazing video explaining how present AI is incapable of changing programmers.

One other factor!

Be a part of my free e-newsletter, Dishing the Information, the place I share weekly suggestions, insights, and recommendation from my expertise as a working towards information scientist. Plus, as a subscriber, you’ll get my FREE Information Science Resume Template!

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