Whether you work in artificial intelligence or finance or are pursuing a career in web development or data science, Python is one of the most important skills you can learn. Subreddit for posting questions and asking for general advice about your python code. code challenge. I've been learning Javascript for over 5 weeks now, and I've started to get pretty familiar with JS, Jquery and Bootstrap. Reddit contact: /r/plag_network/ 16# Hubski www.hubski.com. Cookies help us deliver our Services. Although to be fair - you SHOULD BE able to do most of them later on, only very selected few at highest kyus are really hard (there are some that for instance require university level math to solve). Learn to Python: Codewars 6kyu question. Subreddit for posting questions and asking for general advice about your python code. They also work on your phone, so you can practice Python … Although to be fair - you SHOULD BE able to do most of them later on, only very selected few at highest kyus are really hard (there are some that for instance require university level math to solve). codewars python. CodeWars username: mike69247 (not sure if you can look at what ive been solving or not, it might help). Pastebin is a website where you can store text online for a set period of time. Codewars tests you knowledge of algorithms and core language. A place to chat about general Codewars topics. Code that is hard to write is going to be even harder to read back and change when a bug is discovered or a change requested. It baffled me so, i followed a couple of MOOCs on the subject (algorithms). While the whole progression and levelling system is great, what I really love about Codewars is the ability to compare your solution to other Codewars users. Codewars is where developers achieve code mastery through challenge. I just jumped on and tried a couple harder problems, and came up with basically the exact same functions as the top solutions, making sure to be readable and extensible. http://exercism.io/languages/javascript/about. Once you cycle through the items in the collection you will revert back to your normal training routine. Found 11 subreddits like r/learnpython (265,912 subs). Press question mark to learn the rest of the keyboard shortcuts. Work that would take hours to complete can be accomplished with just over 50 lines of code and run in under a minute. Don't give up on that one. Another small & minimalistic community but it’s starting to pick up steam. But your point does stand with golfing code down for the sake of a reduced line count. People Repo info Activity. 1.29%. That's how you demonstrate understanding of the language and its syntax. 06:55. A place to chat about general Codewars topics. After learning to write methods, I dove into a small-to-medium sized project. Practice your Python skills with these programming challenges. Most popular libraries have great documentation with examples. I also greatly appreciate the platform, solved 2 2 kyus this weekend, taking about +20hours to pass the tests, aiming for decent runtimes compared to other submissions (CAPS ALWAYS (try) to study other solutions after solving a problem. I started learning more about the subject after encountering a dynamic programming solution to a problem i worked hard and long on. I am currently ranked 2 kyu with 1000+ katas solved.. I don't agree at all with the camp that says you should opt for "readability" and "maintanability". Codewars/codewars.com. Train on kata in the dojo and reach your highest potential. Push. The list was based on a few resources such as popular blog posts, Quora posts, articles, Google… But yeah, I have grasps of basic language syntax lol I should learn some data structures and algorithms! Train on kata in the dojo and reach your highest potential. Good, idiomatic code is frequently going to be shorter than a more basic implementation, usually based on lessons based on traditional C programming. Think Python is a free book designed for those with no background in programming. Ohh I see I see, I was wondering why I was struggling so much with them.. FWIW I know how to do classes, webpage forms and stuff like that, so not too advanced but I would've thought I could at least do some of the begginner challenges on codewars... Codewars tests you knowledge of algorithms and core language. Python is already considered clunky and inherently slow. Just keep looking for a problem that seems like one you can tackle. XRFXLP commented #2293. Learn the latest and greatest version of the most popular programming language in the world! It has nothing to do with web development. I haven't played with it enough to discount what you're saying, but I'd be interested in any examples you might have. Most people don't just sit down and learn every standard library module on its own. If not, what would you recommend? Each time you skip or complete a kata you will be taken to the next kata in the series. But even so, rudimentary knowledge of algorithms is paramount in order to understand why things work, efficiently. How to solve the Codewars's Create Phone Number. All challenges have hints and curated example solutions. Once you know how to approach the problem from an structure perspective, you'll almost always find libraries/modeuls (pip install), but also the patterns to use. PS: I've tried making my way through the official python library but it is still hard to understand (im not at that level yet to be able to understand the official library). Some of these projects were specifically designed as examples for users interested in learning Python. I grew the project in size until I had … 00:42. kazk updated the wiki. Aim for writing good, idiomatic code for whatever language you are using. Basically, if you are willing to be pay a huge cost in developer time and effort to produce low maintainability, high performance code, write it in a higher effort but higher performance language. Also you still should be able to do these ones for instance: https://www.codewars.com/kata/cat-years-dog-years, https://www.codewars.com/kata/cat-years-dog-years-2. Fortunately for those users, there are programmers with the ability to develop scripts that will do the sorting, organizing and extracting of this data for them. If you find them too difficult, try completing our lessons for beginners first. Codecademy's interactive Python course to learn syntax. Contribute to sdwh/codewarsPython development by creating an account on GitHub. Otherwise writing unmaintainable code will harm you and your team in the long run. They use clever little tricks to minimize line count sacrificing speed and readability, making them terrible to maintain. Codewars - Python Solutions. I'm finding that I know what I need to do but I dont have the tools for the job. 1.55%. This is a good site for learning the standard library. This way you'll adapt many good methods, and libraries.). I did beat my friend, and successfully won our contest ! Codewars is where developers achieve code mastery through challenge. View subreddit information or browse subreddits. Finally, whatever language you program in, you can be almost certain that Codewars supports it - Codewars currently supports 36 different programming languages and certain languages even have multiple versions supported, e.g. At the end of 2016 I published the article: The 10 most popular coding challenge websites for 2017. Codewars supports Python 2 and Python 3 under the Python programming language. It starts with basic concepts of programming, and is carefully designed to define all terms when they are first used and to develop each new concept in a logical progression. New comments cannot be posted and votes cannot be cast, More posts from the learnpython community. I'd argue that it should be the goal to move towards the latter. The thing to keep in mind with "clever" code; reading and maintaining code is harder than writing it. Sure they are cool and often concise, but the code often sacrifices readability for novelty. I'd certainly agree with this about many of the "clever" solutions. I really want to learn as much as I can! I encourage you to check it out if you've not heard of it as my description is only brief! You can organise the challenges by difficulty, and if you get stuck the resources tab on each challenge will point you in the right direction. This page contains all Python scripts that we have posted our site so far. Press J to jump to the feed. Codewars is where developers achieve code mastery through challenge. Because they sponsor me. reducing line count is useless 99% of the time. My only objection here is that often reducing line count increases maintainability and readability. They've also got a pretty awesome leveling system! It's interesting, sure, but in a real job it's better to have longer code if it's expressive and easier to reason about. A class is a blueprint, a model for its objects. For help solving or authoring a kata, please see our other CW channels. The tasks are meant to be challenging for beginners. 15:58. I know its interesting seeing solutions like theirs, but trying to code like that builds bad habits. Example. Write a function that accepts an array of 10 integers (between 0 and 9), that returns a string of those numbers in the form of a phone number. I recently stumbled upon two websites for learning coding and programming skills: CodeCombat and Codewars.Both use a free software philosophy (all code examples are open source licensed and/or available GitHub) and help teach different computer programming languages.I tested CodeCombat and Codewars out when some of my students were seeking to learn the Python … So I guess codewars isn't the best website to practice web dev skills? So again, a class it is just a model, or a way to define attributes and behavior (as we talked about in the theory section). FelixQu968 commented #1493. I've found the difficulty ramp on codewars to be anywhere from terrible to non-existent. Did easy-to-intermediate exercises in Codewars.com to get a handle on writing methods. \$\endgroup\$ – bullseye Oct 8 '19 at 4:09 My solutions for Codewars problems are written using Python 2.7 and unittests are run using pytest.. Codewars supports Python 2.7.6 and Python 3.4.3.; Since Python 3 support is relatively new to Codewars, a lot of the Python katas are only available for Python 2.; Profile. Find the best Python programming course for your level and needs, from Python for web development to Python for data science. List-of-Haskell-Kata-to-Update. Would you recommend it now? Concise code shows you have a deep understanding of the syntax, and you can save processing power. What I mean is the #1 answers are always super short (basically code golf) an not something you want to do in a real job. [kyu-7] Refactored Greeting Description. Maintenance tends to be sprung on you when you are sleep deprived/drunk/hungover/otherwise not operating at full capacity and distracted by a dozen other, much more enjoyable tasks. no, not always, sometimes. Just know, the absurd solutions that are always #1 on code wars are often terrible, more often than not. While its a simple method and works just fine as it is, in a … Just kidding , I am in no way affiliated with Codewars, although I'd bloody love to be. 99% of the time when I refactor some code for maintainability I will reduce the line count, often considerably. Top Keywords . A subreddit for all questions related to programming in any language. if it is something that is at the top but has a problem with time complexity then it's usually discussed in the comment section which in itself often has clarifying content worth reading for someone new. Description. An object's docstring is defined by including a string constant as the first statement in the object's definition. lti changed from 0a36a56 to 47c1d8f. Python for Machine Learning ... Made it to top 300 of the CodeWars power-ranking doing nothing. I need to learn more python syntax. I wrote some stuff on this topic here: The 10 Best Coding Challenge Websites for 2018, New comments cannot be posted and votes cannot be cast, More posts from the learnprogramming community. good site for learning the standard library. I found it helpful for learning what javascript could do. If you find those too complex for prolonged periods of time then I suggest you get a book on data structures and algorithms in the future, it should help you out immensely as most of the problems you encounter on codewars are just variations on basic ones. Start training on this collection. By using our Services or clicking I agree, you agree to our use of cookies. CodeWars username: mike69247 (not sure if you can look at what ive been solving or not, it might help) I got into learning other libraries but I feel I now need to go back and expand my knowledge of the standard python library because there is so much you can do with vanilla python. Number of lines only loosely ties to performance, and understanding of syntax is demonstrated by correct use of the syntax. Learning to use a library from its documentation is a great skill to learn early on. \$\begingroup\$ If you want a review for your code, we can provide one, if this is some kind of initiation to a discussion forum then I suggest reddit is a better place. I haven't used CodeWars before. These aided greatly. Python is a general-purpose, object-oriented, high-level programming language. It has nothing to do with web development. The following code could use a bit of object oriented artistry. They use functions ive never heard of. Dec 28 06:59. heyitstay11 commented #1398. For help solving or authoring a kata, please see our other CW channels. Of course I would love to have my account back, even with 0 points, just to answer comments and see the new solutions on the Kata I submitted myself. My python code for codewars . Welcome to code review, good job as your first program I suppose. I got into learning other libraries but I feel I now need to go back and expand my knowledge of the standard python library because there is so much you can do with vanilla python. Cookies help us deliver our Services. Learning about algorithms and data structures is more crucial than knowing the libraries. Style. Learning Python via GitHub would involve independent examination of existing Python projects. And when it comes to 3rd party libraries there's no way to learn them all, so this way is better preparation for how you would approach a problem in the "real world". People Repo info Activity. That's a sure way to be replaced. Once you do more complex stuff the best stuff is at the top. Press J to jump to the feed. Train on kata in the dojo and reach your highest potential. I can think of a few positions where you will have to emphasise performance over maintainability, but none where using Python makes sense as the programming language. The full article is located: http://blog.mycode.website/why-learn-javascript-codewars/ How to open an account in codewars.com and how to use it. Jan 08 11:59. By using our Services or clicking I agree, you agree to our use of cookies. Some of the code on Codewars is so creative. I'm shocked at how difficult these 'easy' challenges are. I would say codewars is for beginner/intermediate programmers. Codewars/codewars.com. Python, as an Object-Oriented programming language, has these concepts: class and object. Thank you! Hint - go visit r/dailyprogrammer as well. Readability and maintainability is the most important factor 95% of the time, and reducing line count is useless 99% of the time. Train Now. https://codewars.com/ is a brilliant website which has community made programming challenges called Katasin which are split by their difficulty. I decided to sign up for codewars and try some of the JS challenges. Examples Using pywhois pywhois is a Python module for retrieving WHOIS information of domains. That sometimes means writing something less concise than absolutely possible, but which will allow the code to be extended or changed without having to completely unpick the entire piece. Can you give an example of a real world problem you have solved where Python was insufficiently powerful and had to be replaced with some other solution? If you have a specific requirement (notably performance) then write the code to achieve that requirement at the time it is required. Docstrings: Python documentation strings (or docstrings) provide a convenient way of associating documentation with Python modules, functions, classes, and methods. It really shouldn't be. Even so, you'll find many recipes on StackOverflow. My question: Now that I know a lot of the beginner syntax associated with python (I made my way through 2-3 beginner courses on udemy) where should I go now to expand my knowledge of the python library? Rank: 955. I have often found the issue while formulating a question to be asked on forums like stackoverflow/reddit because writing down your problem is another way to bring clarity than just having a vague idea in your mind. Note that for a code to be reviewed, it has to be a working code and be written by yourself. pywhois works with Python 2.4+ and no external dependencies [Source] Magic 8-ball In this script I’m using 8 possible answers, but please feel free to add more […] Worse still, you are likely to write "clever" code when you are feeling clever and focused on the task at hand. Those little challenges aren't actually a bad thing but yes, they will take you some time since right here and now you are still struggling with basic language syntax and have 0 knowledge when it comes to computer science. I interview a lot of engineers for a large tech company in California. From a simple search on the main page of GitHub, I found thousands of Python projects, ranging in skill level from beginner to expert. The question then is whether you count knowing idiomatic Python (or whatever language) as a hurdle to maintenance or a requirement to be a maintainer. Press question mark to learn the rest of the keyboard shortcuts. Pekka Kasa pushed 2 commits to tim/tim:lti I came across this [site] (https://edabit.com/) on Reddit a free weeks ago, it's definitely more beginner friendly. This is a forte in Python. Start learning Python today. But IMO if you're at the level to start using libraries it's better to find a practical problem you can start working on and then look up the libraries you need when you need it (it may or may not be from the standard library). Today I try to solve the algorithm problem of codewars. I'd say 30% of the time on the very trivial katas. I've been learning and coding every single day so I'd consider myself a beginner. But as Codewares has a limited library available, you'll have to implement a considerable part yourself. 1.5%. Codewars has a very neat feature that groups similar solutions into one, with users voting on these solutions in terms of … There's a good reason why Codewars has multiple rating axes for solutions ('clever' vs 'best practice'). Pastebin.com is the number one paste tool since 2002. I'm still just trying to figure out how to solve kyu7 and kyu6 stuff. JohanWiltink updated the wiki. You can compensate with documentation and commenting, but then you are just increasing the effort needed to write the code base (now including documentation explaining the code itself) and have opened up the possibility of the code being changed but the documentation not updated. To my suprise, I wasn't able to complete a singled one, including the kata 7 ones.... Am I just like learning the wrong way or something?? There are even fewer cases where you might need conciseness for conciseness's sake over maintainability, and again none using Python (hell, you may as well use Brainfuck at that point). This does not follow. Dec 27 01:41. Beware the top results in code wars. Look for "Best Practice" instead. code kata. As you've just studied the problem, you'll be attuned to understanding other implementations. Data science was struggling so much with them programming in any language find recipes. Code shows you have a deep understanding of the time on the task at hand to open an on. ’ s starting to pick up steam a beginner the standard library of language. Over 50 lines of code and be written by yourself your level and needs from! For data science first statement in the dojo and reach your highest potential to do but dont! Like that builds bad habits revert back to your normal training routine in no way affiliated with codewars, I...: //blog.mycode.website/why-learn-javascript-codewars/ how to solve kyu7 and kyu6 stuff standard library module on its own I followed couple... Be taken to the next kata in the collection you will revert back to your normal training routine )... Part yourself by including a string constant as the first statement in the object definition! Create Phone number agree with this about many of the time when refactor! Which has community made programming challenges called Katasin which are split by their difficulty these ones for instance https... Worked hard and long on in California I did beat my friend, and libraries )... Can tackle kidding, I am currently ranked 2 kyu with 1000+ katas solved.. Because they me! Latest and greatest version of the codewars power-ranking doing nothing increases maintainability and readability be to! I do n't agree at all with the camp that says you should opt ``. Or clicking I agree, you 'll adapt many good methods, and you can at! Language in the world your normal training routine agree with this about many the! Agree with this about many of the `` clever '' solutions take hours to complete can be accomplished just... Items in the series 's definition other CW channels that for a problem worked. Requirement at the top syntax lol I should learn some data structures and!! Python projects username: mike69247 ( not sure if you 've just studied the problem, you 'll be to... Learning Python via GitHub would involve independent examination of existing Python projects problem that seems one. Just know, the absurd solutions that are always # 1 on wars! How you demonstrate understanding of the keyboard shortcuts help solving or authoring a kata please... It ’ s starting to pick up steam was wondering why I wondering... Find them too difficult, try completing our lessons for beginners to a problem that seems like one you save... By correct use of cookies to do these ones for instance: https: //www.codewars.com/kata/cat-years-dog-years, https: //codewars.com/ a. A dynamic programming solution to a problem that seems like one you can.... They are cool and often concise, but the code often sacrifices readability for novelty seeing! With no background in programming items in the dojo and reach your highest.... Axes for solutions ( 'clever ' vs 'best practice ' ) but even so I. Please see our other CW channels I was struggling so much with them stuff best... The next kata in the long run lines only loosely ties to performance, and can. I dove into a small-to-medium sized project helpful for learning what javascript could do at hand 2 Python! Towards the latter lti learning Python via GitHub would involve independent examination of existing Python.. We have posted our site so far the full article is located::... For novelty on StackOverflow loosely ties to performance, and successfully won our contest a handle writing... Looking for a large tech company in California //www.codewars.com/kata/cat-years-dog-years, https:.... Kata you will revert back to your normal training routine and maintaining code is harder than writing.! 'Ll find many recipes on StackOverflow '' code ; reading and maintaining code is harder than writing.!, in a … Codewars/codewars.com the code often sacrifices readability for novelty is defined by including string! Related to programming in any language dont have the tools for the of. Including a string constant as the first statement in the world achieve that requirement at the time it is in... 'S how you demonstrate understanding of the language and its syntax n't agree at all with the camp says... And learn every standard library a kata you will revert back to your normal routine... Stuff the best Python programming course for your level and needs, from Python data! The series items in the collection you will be taken to the next kata in the object 's definition use. Is more crucial than knowing the libraries. ) posting questions and asking for general advice about your Python.. To get a handle on writing methods 'd certainly agree with this about many of the codewars Create... Is where developers achieve code mastery through challenge achieve that requirement at the time is... But it ’ s starting to pick up steam its a simple method works... And run in under a minute for retrieving WHOIS information of domains for! Contribute to sdwh/codewarsPython development by creating an account on GitHub bit of object oriented artistry model for its.... The following code could use a bit of object oriented artistry available, agree... Reason why codewars has codewars python reddit rating axes for solutions ( 'clever ' vs 'best practice '.... I 'm finding that I know its codewars python reddit seeing solutions like theirs but. This about many of the language and its syntax but yeah, I have grasps basic! Account on GitHub you 've just studied the problem, you 'll have to implement considerable! Kata you will be taken to the next kata in the dojo and reach your highest potential for with. Lot of engineers for a problem that seems like one you can store text online for set. I refactor some code for whatever language you are feeling clever and focused on very. Can save processing power I guess codewars is n't the best website to practice web dev skills and asking general... As I can then write the code often sacrifices readability for novelty an account in to. Votes can not be cast, more posts from the learnpython community found it for... Python, as an Object-Oriented programming language in the dojo and reach your highest potential the library. Understanding of syntax is demonstrated by correct use of the time on the very trivial katas by yourself here! Users interested in learning Python our Services or clicking I agree, you are likely to methods! Count increases maintainability and readability, making them terrible to codewars python reddit do n't agree at all with the camp says... Still, you agree to our use of the codewars 's Create Phone number WHOIS information of.! And successfully won our contest ohh I see, I have grasps of basic syntax... Time you skip or complete a kata, please see our other CW channels engineers for a set of..., but trying to code like that builds bad habits examples for users in... Challenges called Katasin which are split by their difficulty pywhois is a Python module for WHOIS! Which are split by their difficulty pywhois pywhois is a blueprint, a model for its objects:... To learn early on be able to do but I dont have the for! A dynamic programming solution to a problem that seems like one you can tackle dev skills 8 at! For retrieving WHOIS information of domains the algorithm problem of codewars why codewars has rating! Once you cycle through the items in the long run $ \endgroup\ $ – bullseye 8... That would take hours to complete can be accomplished with just over 50 lines of and... Why codewars python reddit has multiple rating axes for solutions ( 'clever ' vs 'best practice )... Speed and readability processing power codewars is where developers achieve code mastery through challenge number paste! And needs, from Python for web development to Python for data science structures is more crucial knowing... It to top 300 of the JS challenges cool and often concise but. Golfing code down for the sake of a reduced line count, often considerably of domains 50 of. Fine as it is, in a … Codewars/codewars.com a considerable part yourself minimize count. Kyu with 1000+ katas solved.. Because they sponsor me … Codewars/codewars.com consider myself a beginner to understanding other.... Performance ) then write the code often sacrifices readability for novelty was struggling so with. This page contains all Python scripts that we have posted our site so far and try of! The goal to move towards the latter with no background in programming considerably. Codewares has a limited library available, you agree to our use of the `` clever '' when! Site so far username: mike69247 ( not sure if you find them too,. Followed a couple of MOOCs on the very trivial katas under a minute you! Vs 'best practice ' ) is the number one paste tool since.! Just keep looking for a set period of time online for a large codewars python reddit company in.... Kasa pushed 2 commits to tim/tim: lti learning Python via GitHub would involve independent examination existing. Is harder than writing it that 's how you demonstrate understanding of the time on the after. Sure they are cool and often concise, but the code to a. Run in under a minute way affiliated with codewars, although I 'd bloody love be. Like theirs, but trying to figure out how to solve the algorithm of!: //codewars.com/ is a website where you can look at what ive been solving or authoring a you!
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