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File: 1681046044559.png (50.61 KB, 1024x1024, 1:1, Penrose Tiling.png) ImgOps iqdb

 No.64802[Reply]

Recently I've become fascinated with tessellation and spent the past couple of weeks collecting pictures of mosaics from around the world. Eventually just looking at them was not enough and I want to go deeper, understand the geometric shapes and its secrets better. Not even sure why but periodic tiling feels like a brain massage to me, like I'm about to fall out of bottom of how I usually perceive the world around me. So I picked up the book Geometry by Cambridge University Press. Feel free to give a hollow laugh: I honestly thought I could just skip the math part of geometry (yes I'm an idiot) and appreciate its resulting surfaces. While you can do that, if you want to appretiate geometry even at a surface level, you need to know the bare minimum of maths. The book suggested a good grasp on the basics of linear algebra and algebraic structure. I thought 'OK, I'll read the wiki entries as a lazy primer' and quickly realized I forgot even the basics of mathematical symbols. I guess it's true after all, if you don't use it you lose it.

Long story short, I'm currently going through Pure Mathematics for Beginners. The good part of being dumb is when you learn a single thing it feels like a whole new world just opened up and it feels really good.

So yeah, maths thread.
Previous one; >>30554
36 posts and 5 image replies omitted. Click reply to view.

 No.66299

>>66210
Usually, most of the questions aren't 'unique'; if there are 40 questions, most of them are just differently stated versions of the same question.

If you believe you understand the subject matter but still struggle with exercises, try looking up the answer to one of the questions you are having trouble with and attempt to solve similar questions on your own.

 No.66310

>>66210
dont do them then, or just do a few.
Modern mathematics education is a disgrace because nobody wants to learn with dozens of tedious exercises. I hope you actually have good learning material
https://maa.org/sites/default/files/pdf/devlin/LockhartsLament.pdf
https://en.wikipedia.org/wiki/A_Mathematician%27s_Lament

 No.66911

>>66310
doing the problems is how you develop maths intuition tho?

 No.66920

I'm the person who started this thread. Since someone bumped it I might as well say I kept going until reaching differential calculus. I filled about 2 notebooks with exercises. After that, about a month ago, I stopped with math focused books and picked up a textbook on electronics. It's amazing how much math helps in understanding things like magnetic fields and just electricity in general. I could even predict some of the behaviors on the theoretical part of the text. I really feel I'm making good progress, can't wait until I reach the meat of the thing and start reading schematics and study electronic components.

 No.67717

Anyone got/read/knows Linear Algebra book from Peter D. Lax?



File: 1686451133024.jpg (2.72 MB, 2016x3072, 21:32, gojira.jpg) ImgOps iqdb

 No.65514[Reply][Last 50 Posts]

What's the last movie you've seen?
What's the oldest film you've seen?

The last movie thread has surpassed the bump limit. >>>/hob/60753
221 posts and 97 image replies omitted. Click reply to view.

 No.67706

File: 1713653614003.jpeg (21.41 KB, 738x416, 369:208, images-6.jpeg) ImgOps iqdb

>Dystopia
Sure, If you're still in your early 20s.

 No.67711

File: 1713862661527.webm (3.72 MB, 1800x720, 5:2, Enter the Fat Dragon 1978….webm) ImgOps iqdb

i didn't know jim kelly was in this movie

 No.67712

File: 1713862809358.webm (3.71 MB, 2002x1080, 1001:540, Mr.Vampire.1985.Bluray.10….webm) ImgOps iqdb


 No.67713

>>67712
Mr. Vampire is my favorite movie.

 No.67716

File: 1714039615330.webm (3.44 MB, 1334x720, 667:360, Mr.Vampire.1985.Bluray.10….webm) ImgOps iqdb



[Last 50 Posts]

File: 1681946341765.jpg (1.14 MB, 1000x1364, 250:341, Memling Flowers in a Jug.jpg) ImgOps iqdb

 No.64932[Reply][Last 50 Posts]

Book discussion. Tell us what you're reading.
Previous threads:
>>60032
>>54504
255 posts and 50 image replies omitted. Click reply to view.

 No.67557

File: 1712093335610.jpg (34.42 KB, 525x436, 525:436, 1711064584725132.jpg) ImgOps iqdb

I'm reading Sherlock Holmes

 No.67560

>>67549
“Freedom is the possibility of isolation. You are free if you can withdraw from people, not having to seek them out for the sake of money, company, love, glory or curiosity, none of which can thrive in silence and solitude. If you can't live alone, you were born a slave. You may have all the splendours of the mind and the soul, in which case you're a noble slave, or an intelligent servant, but you're not free. And you can't hold this up as your own tragedy, for your birth is a tragedy of Fate alone. Hapless you are, however, if life itself so oppresses you that you're forced to become a slave. Hapless you are if, having been born free, with the capacity to be isolated and self-sufficient, poverty should force you to live with others.”
― Fernando Pessoa, The Book of Disquiet

 No.67569

File: 1712254594406.jpg (59.21 KB, 474x814, 237:407, No Language But a Cry.jpg) ImgOps iqdb

One of my favorite books now, it compelled and congealed out of me emotions I wish to not fully feel by the end of it. I had to get a physical copy since there wasn't a PDF I could find for free.

 No.67677

I have recently finished "King Solomon's Mines". This is an old book, one of the first to popularise the lost world/adventure genre in the english language. I thought it was okay, by today's standards it is quite average, but at the time I can see how it was quite ground breaking.

It is a proper boys adventure novel, just pure fun and adventure, no sex or excessive swearing that I've come to loathe in modern novels, and it is kind of a product of its time though I'm not bothered by that. You can see how it could have influenced future adventure writers, including Tolkien.

My biggest gripe about it is how little the characters prepare. For example, they knew they were going to cross a vast desert and the supplies they packed were a huge amount of guns and ammo and two days worth of water. How the hell was that a good idea to the leader who has spent most of his life hunting in the wilderness? Is this another product of its time thing when the Victorians believed in Divine Providence, or is it a lesson the reader is meant to pick up on themselves or what? Either way, I enjoyed it, a fun and easy read, a simple story but plenty of action packed into 250ish pages.

 No.67710

I'm reading Star Trek Vanguard, for now it's a ok reading, liking so far.


[Last 50 Posts]

File: 1693245753654.jpg (161.61 KB, 1033x659, 1033:659, 1691581208636156.jpg) ImgOps iqdb

 No.66148[Reply]

Currently I'm learning python and already know all the basic stuff.
How to advance and become pro in shortest period of time?


For now I use these project things:
https://www.geeksforgeeks.org/python-projects-beginner-to-advanced/
https://data-flair.training/blogs/python-project-ideas/
https://www.codementor.io/projects/tool/web-scraper-to-get-news-article-content-atx32d46qe

Reading them try to comprehend and change them. Is there anything better to do?
pls share such similar free recourse to learn program or better
1 post omitted. Click reply to view.

 No.66259

>>66148
Some engineering advice for you:

(1) Don't try to over-abstract your code. Write what you need and if a pattern emerges frequently then you can write a general abstraction.

(2) Don't bother trying to optimize your code. Work on building the project you want and optimize when you run into performance issues.

(3) Avoid using every language feature. Every additional feature you use imposes complexity and increases the cognitive load of working with your software. This is also true of frameworks.

(4) Object orientated programming is mostly bullshit and will make your program into spaghetti. There is one exception though: encapsulation. Use classes as if they were related functions and state. This lets you build parts of your project as components that only have to focus on only thing. Avoid using every feature of OO programming if you want a program that's actually maintainable.

(5) You need to write tests to verify that your code works. At the very minimum you need tests to check that a feature you write can be used. Call this an 'integration test' if you will.

(6) There are some ways of solving problems that will only be suitable for toy apps and make it impossible to re-use in professional software. As a noob you won't know what these are but expect there to be a long learning curve.

(7) If you're trying to debug a highly complex error and you're drowning in complexity start adding assert statements everywhere. E.g. your function takes n. Assert n is within the range you expect. Assert all different variables for sanity checks. It can drastically reduce the amount of time you spend trying to guess what's wrong.

(8) Python packaging isn't great. If you want to make things easier on yourself try to avoid packages that have C dependencies (they need complication) and use only packages that use the standard library. Don't bother with Python 2 support. For building your own packages I recommend you just put all your source files in one folder with one init file. Trying to over-complicate how you organize your project will lead to you losing to complexity.

(9) You need to get serious about continuous integration across different OSes and versions if you want to release something to actual users.
Post too long. Click here to view the full text.

 No.66274

Hey man, kind of in the same boat except I'm doing Ruby. If you want to become pro I'd try to use the best resources possible. They're probably books tbh. If you just jump around things on the internet you might not progress that much but a 400 page book is structured and edited for quality etc. You don't have to do it my way I'm just offering an opinion

 No.67080

File: 1705026781507.png (94.36 KB, 1340x680, 67:34, ClipboardImage.png) ImgOps iqdb

>>66274
try leetcode and codeforce. This roadmap is organized in a way you learn techniques which you build up to solve more complexes problems. But the is a rule, after 30~60 minutes without solving yourself, read the solution and focus on similar problems which require that technique
https://neetcode.io/roadmap

 No.67081

>>66259
a good post on wizchan? thats bullshit dont post here ever again

 No.67709

>>66259
this seems very helpful, thank you



 No.27994[Reply][Last 50 Posts]

Post good (spoken) books in this thread.

I'll start with the Meditations of Marcus Aurelius. Such a good narration.
164 posts and 2 image replies omitted. Click reply to view.

 No.67288

AI TTS has a bright future. If they can do celeb voices so good, just doing a generic narrator should be even easier.

 No.67295

>>67288
I was hopeful when some stuff started coming out with AI voice but the reality of it has set in.
99.9% of it is lazy low quality junk that the uploaded didn't bother to do even basic audio editing of.

Pretty clear VA and other such people still will have job security for the foreseeable future.
Sort of like how AI art is hyped to the moon but without skillful editing 99.9% of it is garbage.

Could be a game changer for the skillful few willing to put the work in to polish the stuff generated, thus saving time and money allowing solo and small team to metaphorically punch way above their weight. But ai mainly attracts the incompetent, the lazy, and the scammers/hustlers who just want a quick buck without providing any value to anyone.

I now don't even bother to deal with ai generated content. It sucks. Partly because the tech ain't ready for prime time yet and partially because most who use it suck.

What a fucking let down.

 No.67296

>>67295
https://www.businessinsider.com/publish-books-amazon-kindle-reviews-2019-2

I listened ton an entire AI read audiobook by this Ukraine company without realizing it was fake, they even made a fake Linkedin for a narrator. on another book it was more obvious and i did more digging.

idk if AI readers can sometimes pass "the turing test" on me, we're getting there.

 No.67701

Eaters of the Dead
Was alright. I think this is the abridged version though.

 No.67708

Doc Savage and the Fortress of Solitude.

Don't quite make them like they used to. Full cast for the audio which was a treat, though there were a couple of dead air gaps from the upload.

If you are in the mood for a straight forward action adventure story then this will scratch that itch. That said it does way too much tell not show for the main bad guy so it made confrontations involving him feel pretty hollow imo.


[Last 50 Posts]

File: 1579630384925.jpg (60.88 KB, 750x450, 5:3, liftmore.jpg) ImgOps iqdb

 No.51836[Reply][Last 50 Posts]

Does anyone here do deadlifts? I'm thinking about working to get a god-tier deadlift. My first goal is to make it up to 405lbs deadlift and then see how far I can take it from there. Right now I can do 255 for 5x5. Any wizbros here with tips?

Right now I'm 80 lbs overweight and need to stop eating so much food. The problem is I'm addicted to food and since I'm a 28 year old virgin, it's not like I have much else to do so it's gonna be hard to cut back on the food. Does anyone also have tips on how to feel full and not feel the need to eat food?
114 posts and 9 image replies omitted. Click reply to view.

 No.67674

>>67672
When you're a fatass your stomach will make the rumblies from just eating a normal amount of food, the stomach has a mind of its own and wants the amount it's used to having no idea it's bad, that's why fatties when trying to lose weight they do OMAD one meal a day that's like 2000 calories just so they can feel full.

 No.67695

>>67394
as the other wiz said, its mostly something you do once you have at the very least been lifting for a good while or have had a history of lifting in the past. it is very effective and also doesnt waste your time. if you are a beginner then do starting strength, get real fat and strong, then do nucleus overload and recomp until your body is in acceptable shape

 No.67696

>>67393
>>67387
also dont listen to the idiot telling you not to squat or overhead press. though when doing the OHP you really need to be strict and make sure you're not bending the hell out of your spine. shrugs are probably unnecessary though since the other exercises you have listed already are effective for back and trap strength

 No.67697

>>67695
>get real fat
No way!

 No.67707

>>67697
…and strong yeah


[Last 50 Posts]

File: 1672468926862.jpg (415.31 KB, 1914x1760, 87:80, drawx.jpg) ImgOps iqdb

 No.63672[Reply][Last 50 Posts]

All you need to begin drawing is a pencil and some paper

Feel free to post any drawings of yours in this thread. Illustration, doodle, traditional, digital - anything goes. Discussion on skillbuilding techniques and fair critique of other wizards' work is welcome.

last thread
>>61410
223 posts and 105 image replies omitted. Click reply to view.

 No.67686


 No.67687

>>67679
I scrolled past this a few times and assumed it was someone posting a Mike Mignola drawing in the comics thread. Well done

 No.67688

File: 1713204361555.png (404.41 KB, 422x671, 422:671, 1.png) ImgOps iqdb

>>67687
Thanks, it's based on this panel by Jim Starlin's Dreadstar.

 No.67691

File: 1713253184994.jpg (1.01 MB, 1592x2336, 199:292, 1646861654867-1.jpg) ImgOps iqdb

>>64009
You still painting wiz?
I haven't posted in a long time but I still check /hob/ for you and >>67508 every so often. I was the wiz you did a NGE request for if you remember that. Perhaps youd be willing to paint Asuka in the style of painting 147 for me to update my phone home screen?

 No.67700

>>67691
Asuka is a goddess. I wish she'd crush my throat with her foot and rip my guts to ribbons with a pocket knife. What is wrong with me


[Last 50 Posts]

File: 1712566529564.png (4.7 KB, 225x225, 1:1, images.png) ImgOps iqdb

 No.67595[Reply]

I invite all anonons interested in the occult to gather in this thread and learn the basics of magic. And if on the site there are more experienced people in this topic, please share their wisdom and help with neophytes and everyone
11 posts and 1 image reply omitted. Click reply to view.

 No.67619

>>67617
esoterism, the other one being science

 No.67625

Did the occult wizzer do any research into bio-electricity and the earth's magnetic fields? I find it very interesting that it is possible to transmit information using magnetism and wonder whether or not these fields could be an explanation for supposed telepathy, remote viewing etc

IE some thoughts leak out into a person's bioelectrical field, which possibly could be accessed by tapping into the earth's magnetic field. The evidence for "telepathy" is often quite sleight, a 5-10% increase in hit rate for normal people but some seem to be unusually lucky when they do this.

Satan-min made this site reliant on google recapcha just to torture us

 No.67666

>>67600
I could help in this activity, but my abilities leave much to be desired. if you are interested, write your discord or email men

 No.67693

File: 1713449357190.jpg (79.97 KB, 526x785, 526:785, 434070130_977211397100477_….jpg) ImgOps iqdb

>>67615
Magic is actually something you should empirically test, in that regard, it is akin to science.
The difference is that the results of magic are highly subjective, as they are in the domain of the subconscious and superconscious. They do not pertain to physical matter but to your own deep psychology, and western science has made virtually no progress whatsoever in this area. As a corollary, magic is also not quantifiable or measurable, therefore not apt for the methods of science.
There is also a very great deal of charlatanery surrounding it, and much of what is of substance is obscured by arcane language, such as with alchemy, and unfamiliar imagery from mystical traditions long neglected in our rationalist/materialist mindset.
It is imperative that the practicant be a sceptic at all times.

 No.67694

>>67693
shit i can't write, s/sceptic/skeptic/ stay clean wiz



File: 1659656048651.jpg (184.97 KB, 1256x454, 628:227, 1 t-6CzvCLaDjKK9Dfym_qSQ.jpg) ImgOps iqdb

 No.62503[Reply]

Any type of writing is allowed, from lyrics, to poetry, to essays, and anything in between.

Last Thread:
https://www.wizchan.org/hob/featured/res/46012.html

Some discussion starters for the thread:

>What are you writing right now?


>What's your favorite thing to write about?


>Is there anything important about writing that you wish you knew earlier?


>What literary devices do you implement in your writing?


>Is there anything that you're planning to improve on in your writing?
93 posts and 7 image replies omitted. Click reply to view.

 No.67684

>>67683
thank you

 No.67685

>>67683
>but it's so satisfying to get ideas out the head and onto the page in a coherent narrative.
indeed

 No.67689

>>67680
Probably the best place to start would be to read a few light novels and analyze how they are written. I think that you need to have some understanding of the medium from the viewpoint of a reader. Just like to make good music you have to listen to music, just knowing how many notes per song is the most common isn't enough. (I assume just like >>67681 that you don't have much experience with LNs)

That said if you are a begginer I think getting feedback pretty often is important, you don't want to spend a few months writing an entire book just to find out that something fundamental is boring or badly done.

 No.67690

File: 1713244135771.jpg (174.84 KB, 780x939, 260:313, c1687e79de5491f557037fc5de….jpg) ImgOps iqdb

>>67689
>Probably the best place to start would be to read a few light novels and analyze how they are written
I already read LN. I've read Welcome to NHK and I have goblin slayer manga and at the end they add an excerpt of the LN. what I guessed is the story telling is very smooth and got the right amount of description and event happenings.
>That said if you are a begginer I think getting feedback pretty often is important, you don't want to spend a few months writing an entire book just to find out that something fundamental is boring or badly done.
indeed I need feedback very often to know if what I've written is good enough.
here's the story/idea I have:
>30 year old japanese wizard hikikomori
>lives wirh parents (only child)
>he's a jerk and mistreat his parents
>all he does is playing bishoujo games and fapping to loli
>24th december, he got in a dispute with his parents, go in his room and breaks everything in his room
>fall asleep
>wake up in the middle of the night by a loli he sees in is favorite bishoujo game
from now it is like ' a christmas carol', with the ghost of past, present and future. after the three ghosts shows him his situation, he decide to go find a job

 No.67692

>>67690
I'm no expert on writing but I think that's a good place to start. I think that the biggest problem with writing a story centered on hikikomori is that you have to figure out how to make an interesting plot about someone that doesn't leave his room, so introducing supernatural elements like christmas carol is a clever workaround to this problem. (I haven't watched or read welcome to NHK so I don't know how they deal with it)



File: 1599690519584.jpg (71.42 KB, 458x445, 458:445, IMG_20200909_181034.jpg) ImgOps iqdb

 No.55235[Reply][Last 50 Posts]

This year most of my plants (zucchinis, strawberries, cucumbers) got messed up with the heat waves, tomatoes are really the only thing I have left. I don't want summer to end, going back to eating store vegetables and fruit is soul crushing. Not much money so no fancy organic food.

Do you garden? How long? What plants?
How do you deal with having to go back to tasteless store vegetables during winter?
133 posts and 37 image replies omitted. Click reply to view.

 No.66607

File: 1698894238506.jpg (285.47 KB, 811x592, 811:592, 20231101_230104.jpg) ImgOps iqdb

greenhouse test. just to see how long it can extend growing season into winter. i want to see in parricular if it can keep my peppers alive. it sucks when perennial plants die from the cold

 No.66610

>>66122
my peppers got some sort of pests burrowing through a couple of them. Probably because they're too mild. Apparently it's common to order pepper seeds for one species and receive seeds for a different species. That is what happened to me and I think they are anaheim instead of what I ordered. My cucumbers were similarly productive but succumbed to some sort of disease or virus. Eggplants grew a shit ton of leaves but few fruits and only a few got to eating size. I don't think we have enough light where they were.

 No.66612

Recently I've been doing a lot of clearing. I have been slashing down a bunch of native shrubs and trees that cover up spaces and many other plants that I've planted myself. I usually let them grow, especially ij spring, so that they create some microclimate during the harsh summer. Now that the days are getting shorter and the sun is less bright I can clear up these spaces, and open them up for the plants below. The leaves make for gold mulch and I can use the trunks and branches for firewood. Everythijg used to look so lush, now it looks a little empty in contrast.
I also want to bring in many new plants to fill up some of this space, as it turns there's a lot of it! I plan to bring some small trees and shrubs and hope that within the next 5 years they grow big and themselves cover the ground from the sun, as well as provide a lot of fruit.
I have also been broadcasting a lot of vine seeds, mostly curcubitae, such as pumpkin and luffa, but also others like passionfruit. I want lots of trees with vines hanging from them full of fruit, and pumpkin vines crawling along the ground.

 No.66818

>>66607
well everything else has died from the cold but my peppers and everything inside the greenhouse are still alive, so i consider this a big success, even if it does eventually get too cold in a few weeks, it definitely extended the growing season and should let me start planting early also.

 No.67676

That time of year again. I really should have been out days ago, but the weather just will not co-operate! I can't really do anything until the weather stops swinging 10 fucking degrees in a single day!


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