Opinions Matter

c/coding-for-beginners

28

the_sandra•8h ago

That Python course I bought taught me bad habits I'm still unlearning

I used to copy-paste code from tutorials without really understanding it, thinking that's how you learn. Then I spent 6 hours debugging a simple loop in my first real project last week. A senior dev at a meetup in Chicago pointed out I was using global variables everywhere from those beginner lessons. Now I write everything in small functions with clear inputs and outputs. Has anyone else found that popular beginner courses teach shortcuts that backfire later?

1

robert_roberts•20h ago

Overheard a senior dev scoff at a beginner's Python project

I was at a coffee shop near campus and heard a dev call someone's first CRUD app 'just copy paste garbage'. That stuck with me. Made me wonder how many beginners give up because of comments like that. Has anyone else run into people who gatekeep like that?

0

finleyl55•1d ago

Trying to learn JavaScript in a laundromat in Queens changed my whole approach

I was at this laundromat on 34th Ave in Queens waiting for my clothes, and I kept getting stuck on callback functions. This older guy next to me saw me frustrated and said 'just think of it like putting a coin in the machine, you wait for the cycle to finish before you grab your clothes.' That simple analogy made it click for me. Now I try to explain stuff with real world examples instead of just reading docs. Has anyone else had a random stranger help them understand a coding concept better than a tutorial?

32

thea704•1d ago

Hot take: I just realized most CSS tutorials skip the part about inheritance

Tbh I was messing around with a personal project last weekend and finally dug into why my font sizes kept acting weird. Found a random MDN page that broke down how CSS inheritance actually flows through the DOM tree. Turns out like 70% of properties inherit by default but nobody ever told me that in any beginner course I took. I spent like 2 hours just testing it on a simple card layout and it explained so many 'bugs' I'd run into before. Has anyone else had that moment where a basic concept just never got explained properly?

2

anthonyhunt•1d ago

Why does nobody teach beginners to read error messages properly

I was helping a guy in a coding group with a Python script and he kept saying 'it just doesn't work' without even looking at the traceback. The error was literally telling him the issue step by step, he just ignored it. Has anyone else noticed new coders skip the one thing that would actually help them?

10

the_blair•1d ago

Overheard a coding bootcamp grad say something that hit different

I was at a coffee shop yesterday (the one on 5th near the old library) and overheard this guy talking about how he learned to code in 12 weeks. He said his first job was just fixing bugs in legacy code and he felt like a fraud. That made me think about how I started back in 2006 when we had to buy those big PHP books and spend months just setting up a local server. The bootcamp route feels like a fast track but I wonder if people miss out on the struggle that taught me how to actually debug things. Has anyone else felt like the shortcut path leaves you with weird gaps in your knowledge?

0

patking•2d ago

Rant: Picked a free online course over a paid bootcamp - regret it now

I spent 3 months doing a free Python course on YouTube instead of dropping $500 on a local bootcamp in Austin. Got through the basics fine but now I'm stuck on debugging a real project with no one to ask. Anyone else cheap out on learning and wish they'd paid for structured help?

29

riverm48•2d ago

Figured out why my simple forms kept breaking after 2 years

Last month I was fixing a contact form I built for a friend's food truck site and realized I'd been nesting divs wrong the whole time - all those missing semicolons were from copy-pasting old code without checking the structure. Has anyone else had a 'oh wait, it was this one tiny thing' moment that took way too long to spot?

25

riverm48•3d ago

Traced a bug to a missing semicolon at 2 AM inside a Panera Bread near my house

I was at that Panera off Route 9 last Tuesday trying to finish a beginner Python project. Spent 3 hours staring at a loop that kept breaking my output. Tracked it down to a single missing semicolon in a line I typed while trying to eat a bagel with one hand. My drink got cold, my soup was abandoned, and I felt like a fool. Has anyone else had a late-night coding session derailed by something this small?

14

jasonc50•4d ago

Debugging tip I picked up at a hackathon in Detroit last fall

We spent like 6 hours chasing a bug that turned out to be a missing semicolon. One of the mentors, this old guy with a Linux sticker on his laptop, told me to read my code out loud line by line. It felt dumb at first but I caught three typos in 10 minutes. Has anyone else tried that weird trick or am I just easily embarrassed?

1

dylanh97•7d ago

Tried making a simple HTML button and got a surprise crash course in broken code

I was following a tutorial and built a button that was supposed to change color when clicked. Instead of working, it broke my whole page layout and showed a weird error in the console. Turns out I accidentally typed 'oneline' instead of 'online' in the event handler reference. Spent 45 minutes staring at it before a friend pointed it out. Has anyone else lost time to a silly typo that seemed impossible to find?

20

diana155•7d ago

Update: That free coding bootcamp I laughed at actually got me hired

I kept seeing ads for a free 8 week Python bootcamp through City College and thought it was just a scam to sell me something. But after losing my job last month I figured I had nothing to lose. The instructor, Mark, walked us through building a real weather app using an API from OpenWeatherMap. Has anyone else tried a free course that actually paid off?

24

elizabeth220•8d ago

Showerthought: Should you learn HTML and CSS first or just jump into JavaScript with a framework like React?

I visited a coding bootcamp open house in Denver last month and half the instructors said start with HTML and CSS for 3 months, while the other half said just learn React basics in 6 weeks and figure out the rest later which side is right for a total beginner?

8

hugo_hayes•13d ago

Spent 3 hours debugging a missing semicolon last night and wanted to throw my laptop

I was working on a basic JavaScript project last week, just a simple calculator app from a tutorial. Three hours of staring at it, checking every line, and it turned out I missed one semicolon on line 47. My buddy from the local coding meetup in Denver called me out for not using a linter, lol. Has anyone else spent way too long on something this dumb?

21

willow_martin•13d ago

Shoutout to the person who told me to test my code after every single change

I was coding a simple calculator in JavaScript at a coffee shop on Saturday. I made like 15 changes all at once before running it and the whole thing broke with no clear error. Took me 2 hours to figure out I had a typo on line 3. Now I run the code after every 2 or 3 lines and it saves me so much frustration. Has anyone else wasted a whole afternoon because they didn't test as they went?

28

the_ben•14d ago

Appreciation post: the rubber duck method for debugging saved my 3 hour headache

I was stuck on a simple JavaScript loop last night for like 3 hours. Could not figure out why my array wasn't printing right. I tried console logging everything, checking the docs, even rewrote the whole thing from scratch. Then I remembered reading about talking to a rubber duck. So I grabbed a little plastic duck off my desk and explained my code line by line out loud. Halfway through explaining the for loop condition, I realized I had a off by one error. It was that obvious once I said it out loud. Fixed it in 30 seconds after that. Has anyone else had the rubber duck thing actually work or was I just lucky?

18

emmam67•16d ago

Spent 3 hours debugging a missing semicolon last night

I was working on a simple JavaScript loop for my class project and couldn't figure out why it kept breaking. Turned out I left out one semicolon in line 12. Has anyone else wasted that much time on something so dumb?

30

alex_hall91•16d ago

That week I wrote 500 lines of code that all broke on Friday

I'm a total beginner, been learning Python for like 3 months. Last Tuesday I got on a roll and wrote this big script to organize my music files. Felt like a genius, 500 lines, no errors. Showed it to my buddy who codes for a living. He actually laughed out loud. Turns out I had 17 syntax errors hidden behind bad indentation. Spent all Friday night fixing it line by line. Really dumb mistake, I used spaces and tabs mixed together the whole time. Finally got it working at 2am. Has anyone else made a total mess of their first real project like this?

5

white.seth•17d ago

That free course I brushed off for months actually taught me more than the paid bootcamp

Kept ignoring those FreeCodeCamp emails because I figured free stuff had to be watered down. Dropped $800 on a bootcamp and struggled hard. Finally tried FCC out of frustration and their responsive web design section clicked way better. The whole project based approach just worked for me where the bootcamp had me copying slides. Has anyone else found a free resource that outperformed something you paid for?

27

campbell.david•19d ago

Spent 4 hours debugging a missing semicolon last night

I got into coding basics about 3 weeks ago, working through some Python tutorials online. Everything was going okay until I hit this one script that just wouldn't run, kept giving me a syntax error. I checked every line, read the error message like 10 times, even rewrote chunks of code thinking my logic was busted. After about 4 hours of staring at the screen, I realized I forgot a single colon after an if statement... yeah, that simple. It's wild how one tiny character can derail everything, especially when you're new. Has anyone else spent way too long on a silly mistake like that?

21

cameron_chen•19d ago

Had a total flip on learning Python versus starting with JavaScript

I was dead set on learning JavaScript first because everyone says it's more practical for beginners. But then I tried following a tutorial to scrape some roofing supply prices off a few sites, and the JavaScript version was a nightmare with async stuff and callbacks. A buddy who does data stuff showed me Python with BeautifulSoup and I had the data pulled in about 20 minutes flat. Made me realize that "easy" depends a lot on what you're actually trying to do. Anybody else find their first language choice got changed by a single project?

23

david_hayes•20d ago

Found out git commit messages have a 72 character hard limit after 3 years of typing novels

Was scrolling through the git documentation last night and stumbled on that 50/72 rule for subject and body lines, and now I have to go back and rewrite every single one of my messy commit logs from my first project.

16

shah.ben•21d ago

I finally got my CSS grid to work after 4 hours of frustration

I was trying to make a simple photo gallery layout for my personal site and kept getting weird gaps and overlapping elements. Then I realized I had forgotten to set the grid-template-columns property properly and was just using auto by mistake. Has anyone else tripped over something obvious like this for way too long before spotting it?

4

morgan.charlie•22d ago

Debate: Should you fix bugs immediately or wait until the end of a project?

I spent 3 hours last Thursday patching a stupid variable naming error in my first React project, but my friend says it's better to leave broken stuff until the whole app is built who do you all side with on this?

0

emmam67•22d ago

Found out that a single bad line of code caused a 2 hour outage at my company

Was looking through our git log last week after a big system crash and found a comment from a dev that said "oops, forgot to close this loop." Dug into it and realized one missing bracket in a JavaScript file brought down our whole checkout page for 120 minutes. I had no idea such a tiny thing could break an entire site. Has anyone else seen something this small cause a huge mess?