The Design Community Hub

c/coding-for-beginners

1

alice_barnes35•14h ago

Found out that most coding bootcamp grads can't solve basic recursion problems

I read a survey on Dev.to last week that said 60% of bootcamp grads struggle with writing a simple recursive function, but they aced all their portfolio projects. Does that mean we should focus more on theory over building stuff, or is recursion just not that important for real jobs?

-1

miller.susan•3d ago

Shoutout to the guy at the Austin library who showed me how to debug with console.table()

I was stuck on a messy data array for 2 hours and he walked over, typed console.table() in my console, and everything made sense instantly. Has anyone else had a random stranger save your coding session like that?

17

avery721•4d ago

Switched from brute-forcing file names to actually reading the error logs last month after wasting 6 hours on a typo

Now instead of blindly guessing what broke I just scroll up 3 lines and it tells me exactly where I missed a semicolon, has anyone else had that humbling moment where you realize the console is your friend?

19

morgan.cameron•5d ago

Spent 2 hours debugging a missing semicolon in JavaScript and it broke my whole morning

I was working on a simple calculator thing for my first real project on Tuesday. Everything looked fine in my head, but the console kept spitting out this error about something undefined. I checked variables, googled the error, even rewrote a whole section of code. Turns out I forgot a semicolon after a function call on line 47. Two hours gone for one tiny character. What I learned is that I need to slow down and actually read my syntax errors instead of guessing what's wrong. Has anyone else wasted a ton of time on something this dumb before?

18

jennifer_fisher•7d ago

A senior dev told me to stop naming my CSS classes like this

Honestly, I used to name my CSS classes like 'box1' or 'red-button' and thought it was fine. A guy at my last job pulled me aside and said stop doing that, it makes your code impossible to fix later. Now I use BEM naming with stuff like 'card__title' and 'btn - primary' and I can actually find things. Has anyone else had a naming habit they had to break?

21

the_viola•7d ago

The way most beginners structure their HTML is making me crazy

I've been helping out in a local coding meetup for about 6 months now and I keep seeing the same mistake over and over. People are wrapping everything in divs instead of using semantic tags like header, main, and footer. It's not just about being neat. If you build a page with 40 nested divs, screen readers can't navigate it and Google has a harder time figuring out what's important. Last week a guy showed me his portfolio site and every section was just div class=container, div class=inner, div class=wrapper. I told him to swap three of those for section and article tags and he said it looked cleaner in 5 minutes. Why do so many tutorials teach the div approach instead of proper structure? Has anyone else noticed this pattern holding people back?

24

blaker75•8d ago

PSA: My first React project crashed because I ignored PropTypes entirely

Spent a whole weekend building a dashboard in React for a local nonprofit in Austin. Everything worked fine in my dev environment, but when I pushed it live, the whole thing broke because I passed a number where it expected an array. I spent 6 hours tracking it down. Looking back, PropTypes would have caught that in 5 seconds flat. Anyone else skip the basic validation and regret it later?

8

rose_murray•9d ago

Learned Python by building a calculator wrong for 3 weeks straight

Last month in Austin I spent 21 days debugging a calculator that only broke when dividing by zero, and honestly that failure taught me more about error handling than any tutorial ever did - has anyone else learned more from breaking stuff than from getting it right the first time?

16

the_ben•11d ago

Had a junior dev call me out on my variable names and it stung

I was pair programming with a new guy named Marcus last week and he literally asked me what 'x2temp' meant. I've been using garbage variable names for 6 years and never thought twice about it. He pulled up this article about self-documenting code and showed me how my sloppy naming was making my functions harder to debug. Now I spend an extra 10 minutes per script naming things properly and honestly my code makes way more sense. Has anyone else had a newbie teach them something fundamental that made you feel both embarrassed and grateful?

6

val_taylor•11d ago

Chatted with a 15 year old at the library who showed me a cleaner way to write loops

He was working on a Python project and pointed out I was doing it the long way with extra variables when a simple list comprehension would have done the same job. Has anyone else had a younger coder completely change how you think about something basic?

28

kellyj23•12d ago

That dude in the Python subreddit told me to stop using 'else' and it blew my mind

Some random guy named Chris replied to my beginner code saying 'else is a crutch' and showed me how to handle conditions with early returns instead. Took me 3 rewrites to get it, but now my if statements make way more sense. Anyone else have a comment that totally flipped how you write something?

14

blair_dixon•12d ago

The day I stopped writing functions longer than my grocery list

So I've been teaching myself Python for about 4 months now, mostly through free YouTube tutorials. Last week I was working on a little project to organize my music files, and my main function was like 80 lines long. I kept getting lost trying to figure out where a bug was, scrolling up and down forever. Then I watched a video where a guy broke his code into tiny functions, each one doing just one thing. I rewrote my whole file into 8 small functions, each under 10 lines, and the bug jumped right out at me in maybe 5 minutes. Has anyone else had that moment where you realized simpler code actually works better?

29

tyler822•12d ago

Warning: That one guy on Discord who gave me bad HTML advice

I was in a beginner coding server last Tuesday and this dude named Alex kept telling everyone to use tables for layout. He said it was the only way to get pixel-perfect designs. I listened and spent 3 hours building a page that broke on every phone screen. Then someone else pointed out he was trolling beginners for fun. Has anyone else run into fake experts like that in coding chats?

0

green.mason•12d ago

Console.log() saved me like 3 hours of debugging yesterday

I kept getting this weird error in my Javascript where a variable was undefined even though I thought I set it. I finally put a console.log() right before that line and saw the issue was actually in a different function 20 lines above. I'm a total beginner so maybe this is obvious stuff but it felt like a superpower. Does anyone else still forget to just check what variables actually hold before going down rabbit holes?

11

jackson.wesley•13d ago

CSS Grid vs Flexbox debate got me thinking after 2 months of using both

I built two sites last quarter, one with Grid and one with Flexbox, and the before-and-after difference in how easy fixes were surprised me. Grid made the layout perfect from the start but Flexbox was way simpler when I had to adjust things later. Any of you beginners stick with one or jump between both depending on the project?

11

diana55•14d ago

Tried installing Python via the official site and got a ton of junkware I didn't expect

I downloaded Python 3.11 from python.org last week and it tried to install a Microsoft app package and redirect me to the Windows Store before I even got to run a hello world script, so beginners should just use the Windows Store version directly instead, has anyone else dealt with this mess?

24

fiona_murray•14d ago

A guy at a meetup in Austin changed my mind about learning Git

I used to think Git was just for people working on huge teams and I didn't need it for my small projects. Then at a coding meetup in Austin, a senior dev named Marcus pulled me aside and showed me how branching could save my solo game project from a total mess after I broke a feature. He spent maybe 10 minutes walking me through a real example on his laptop, and it clicked... I finally saw how it protects your work even when you're working alone. Has anyone else had a short conversation that totally shifted how they approach something in coding?

13

amy_reed79•15d ago

Finally got my first Python script to run without errors after 6 tries

I found out that a single missing colon was breaking my whole loop, and I only noticed because I watched a 3-minute YouTube video that zoomed in on the exact line. Has anyone else spent way too long hunting down tiny syntax mistakes that seem obvious after you find them?

9

lilyt90•16d ago

My first API call crashed my browser with a 0.5MB JSON response

I was building a weather app for a class project and tried to pull forecast data for the whole US in one request. The browser froze for 2 minutes and then gave me a blank white screen. Has anyone else hit a wall with huge API payloads on their first try?

12

simon_black•16d ago

Wrote a Python script to rename 500 files, ended up deleting them all instead

Was trying to clean up my downloads folder last night. Had like 500 screenshots with random names. Found a tutorial on using os.rename in a loop. Typed it out, ran it, and poof. Everything gone. Turns out I used os.remove instead. Learned to always test on 3 files first before running on the whole batch. Anyone else made a similar copy/paste mistake?

1

oscarwilliams•17d ago

Why spending 4 hours writing a script to rename files was way better than doing it manually for 20 minutes

I wrote a Python script to batch rename like 500 photos after my 3rd hour of renaming them one by one for a client project in Chicago, and it only took me 4 hours to code something that saved me maybe 20 minutes of clicking, but honestly the script worked perfectly and now I can reuse it so has anyone else burned an afternoon automating something tiny just to avoid the boring work?

9

patricia385•18d ago

Tried building a simple website with vanilla HTML and CSS last week, ended up crying into my keyboard

I figured coding would be like laying tile. You measure, you cut, you fit it in place. But nope, I spent 4 hours trying to center a stupid div on a page and it still looked wonky. My buddy who's a web dev told me to just use flexbox, but I couldn't even figure out how to spell it right in the code. I watched a 30 minute YouTube tutorial and paused it every 10 seconds just to keep up. By hour 3, my coffee was cold and I had accidentally deleted my entire navigation bar twice. Has anyone else hit a wall that hard when you first started? How did you get past it without throwing your laptop out the window?

12

zarak18•19d ago

That moment I realized my CSS was the problem, not the browser

Last week I spent 3 hours chasing a weird alignment bug in Chrome on my Windows laptop. Turned out I had a stray `position: relative` on a parent div from a tutorial I copied months ago. Took it out and everything snapped into place. Has anyone else wasted hours on something this simple?

18

charlie_stone72•22d ago

The day I realized VSCode was eating my lunch compared to just using Notepad++ for PHP

I spent like 3 hours last Tuesday fighting with VSCode trying to get it to stop freezing on my old laptop. Extensions were fighting each other and the linter kept yelling at me. Switched to Notepad++ for a quick PHP fix and had the whole thing done in 10 minutes flat. Has anyone else just given up on fancy editors for simple stuff?

22

jade618•23d ago

Changed my mind about VS Code extensions after a month of fighting with setup

I was dead set on keeping my editor bare bones because I thought extensions just bloat things. Spent about 3 weeks manually formatting code and hunting for typos. Then a buddy showed me how Prettier and ESLint catch errors before you even run the file. After trying them for 2 days, I'm sold. Anyone else hold out on tools like this for too long?