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codewars python reddit

Look for "Best Practice" instead. Cookies help us deliver our Services. 1.29%. Some of these projects were specifically designed as examples for users interested in learning Python. The list was based on a few resources such as popular blog posts, Quora posts, articles, Google… By using our Services or clicking I agree, you agree to our use of cookies. Description. Codewars tests you knowledge of algorithms and core language. Train on kata in the dojo and reach your highest potential. I'm still just trying to figure out how to solve kyu7 and kyu6 stuff. Dec 27 01:41. 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. 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. 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. It has nothing to do with web development. Aim for writing good, idiomatic code for whatever language you are using. 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. Once you do more complex stuff the best stuff is at the top. Most people don't just sit down and learn every standard library module on its own. Find the best Python programming course for your level and needs, from Python for web development to Python for data science. 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 […] 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. 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. Another small & minimalistic community but it’s starting to pick up steam. I would say codewars is for beginner/intermediate programmers. Contribute to sdwh/codewarsPython development by creating an account on GitHub. Press question mark to learn the rest of the keyboard shortcuts. Examples Using pywhois pywhois is a Python module for retrieving WHOIS information of domains. 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. 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). Codecademy's interactive Python course to learn syntax. So I guess codewars isn't the best website to practice web dev skills? 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. Just keep looking for a problem that seems like one you can tackle. good site for learning the standard library. People Repo info Activity. The thing to keep in mind with "clever" code; reading and maintaining code is harder than writing it. But as Codewares has a limited library available, you'll have to implement a considerable part yourself. Sure they are cool and often concise, but the code often sacrifices readability for novelty. 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. Today I try to solve the algorithm problem of codewars. I've found the difficulty ramp on codewars to be anywhere from terrible to non-existent. Would you recommend it now? Learn to Python: Codewars 6kyu question. 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". 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. Found 11 subreddits like r/learnpython (265,912 subs). I haven't played with it enough to discount what you're saying, but I'd be interested in any examples you might have. 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. This does not follow. An object's docstring is defined by including a string constant as the first statement in the object's definition. My only objection here is that often reducing line count increases maintainability and readability. Pekka Kasa pushed 2 commits to tim/tim:lti Docstrings: Python documentation strings (or docstrings) provide a convenient way of associating documentation with Python modules, functions, classes, and methods. 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). Press J to jump to the feed. Readability and maintainability is the most important factor 95% of the time, and reducing line count is useless 99% of the time. 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. Codewars/codewars.com. Worse still, you are likely to write "clever" code when you are feeling clever and focused on the task at hand. All challenges have hints and curated example solutions. If you find them too difficult, try completing our lessons for beginners first. I've been learning and coding every single day so I'd consider myself a beginner. I found it helpful for learning what javascript could do. \$\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. This way you'll adapt many good methods, and libraries.). Train Now. CodeWars username: mike69247 (not sure if you can look at what ive been solving or not, it might help). Style. http://exercism.io/languages/javascript/about. 15:58. lti changed from 0a36a56 to 47c1d8f. Top Keywords . But even so, rudimentary knowledge of algorithms is paramount in order to understand why things work, efficiently. Codewars is where developers achieve code mastery through challenge. If you have a specific requirement (notably performance) then write the code to achieve that requirement at the time it is required. 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. 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. 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? 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). My python code for codewars . reducing line count is useless 99% of the time. Start learning Python today. Don't give up on that one. Python, as an Object-Oriented programming language, has these concepts: class and object. 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. Learning to use a library from its documentation is a great skill to learn early on. Because they sponsor me. I decided to sign up for codewars and try some of the JS challenges. Note that for a code to be reviewed, it has to be a working code and be written by yourself. 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. This is a forte in Python. 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. 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 … 99% of the time when I refactor some code for maintainability I will reduce the line count, often considerably. At the end of 2016 I published the article: The 10 most popular coding challenge websites for 2017. It has nothing to do with web development. Python for Machine Learning ... Made it to top 300 of the CodeWars power-ranking doing nothing. code kata. \$\endgroup\$ – bullseye Oct 8 '19 at 4:09 This is a good site for learning the standard library. https://codewars.com/ is a brilliant website which has community made programming challenges called Katasin which are split by their difficulty. Python is a general-purpose, object-oriented, high-level programming language. Just know, the absurd solutions that are always #1 on code wars are often terrible, more often than not. 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. List-of-Haskell-Kata-to-Update. But yeah, I have grasps of basic language syntax lol I should learn some data structures and algorithms! The tasks are meant to be challenging for beginners. Codewars has a very neat feature that groups similar solutions into one, with users voting on these solutions in terms of … A place to chat about general Codewars topics. 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 need to learn more python syntax. 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. 1.5%. For help solving or authoring a kata, please see our other CW channels. Once you cycle through the items in the collection you will revert back to your normal training routine. Pastebin is a website where you can store text online for a set period of time. Number of lines only loosely ties to performance, and understanding of syntax is demonstrated by correct use of the syntax. Some of the code on Codewars is so creative. It really shouldn't be. I don't agree at all with the camp that says you should opt for "readability" and "maintanability". Jan 08 11:59. 00:42. kazk updated the wiki. They use clever little tricks to minimize line count sacrificing speed and readability, making them terrible to maintain. Cookies help us deliver our Services. code challenge. 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. Learning Python via GitHub would involve independent examination of existing Python projects. 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?? Pastebin.com is the number one paste tool since 2002. FelixQu968 commented #1493. XRFXLP commented #2293. It baffled me so, i followed a couple of MOOCs on the subject (algorithms). Did easy-to-intermediate exercises in Codewars.com to get a handle on writing methods. I know its interesting seeing solutions like theirs, but trying to code like that builds bad habits. I'd certainly agree with this about many of the "clever" solutions. Subreddit for posting questions and asking for general advice about your python code. Dec 28 06:59. heyitstay11 commented #1398. I started learning more about the subject after encountering a dynamic programming solution to a problem i worked hard and long on. 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. View subreddit information or browse subreddits. I'm shocked at how difficult these 'easy' challenges are. Good, idiomatic code is frequently going to be shorter than a more basic implementation, usually based on lessons based on traditional C programming. I'd say 30% of the time on the very trivial katas. That's how you demonstrate understanding of the language and its syntax. Example. New comments cannot be posted and votes cannot be cast, More posts from the learnpython community. Train on kata in the dojo and reach your highest potential. Think Python is a free book designed for those with no background in programming. This page contains all Python scripts that we have posted our site so far. They've also got a pretty awesome leveling system! JohanWiltink updated the wiki. From a simple search on the main page of GitHub, I found thousands of Python projects, ranging in skill level from beginner to expert. I really want to learn as much as I can! 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. 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. 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. 1.55%. How to solve the Codewars's Create Phone Number. 06:55. Thank you! I'd argue that it should be the goal to move towards the latter. Work that would take hours to complete can be accomplished with just over 50 lines of code and run in under a minute. Codewars is where developers achieve code mastery through challenge. A place to chat about general Codewars topics. Codewars - Python Solutions. Just kidding , I am in no way affiliated with Codewars, although I'd bloody love to be. Beware the top results in code wars. Hint - go visit r/dailyprogrammer as well. Most popular libraries have great documentation with examples. I'm finding that I know what I need to do but I dont have the tools for the job. Start training on this collection. 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. I interview a lot of engineers for a large tech company in California. Press question mark to learn the rest of the keyboard shortcuts. Practice your Python skills with these programming challenges. By using our Services or clicking I agree, you agree to our use of cookies. 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? I haven't used CodeWars before. codewars python. Press J to jump to the feed. There's a good reason why Codewars has multiple rating axes for solutions ('clever' vs 'best practice'). Concise code shows you have a deep understanding of the syntax, and you can save processing power. That's a sure way to be replaced. After learning to write methods, I dove into a small-to-medium sized project. Codewars/codewars.com. 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. 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. 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). Push. I did beat my friend, and successfully won our contest ! Codewars is where developers achieve code mastery through challenge. I am currently ranked 2 kyu with 1000+ katas solved.. These aided greatly. 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. The following code could use a bit of object oriented artistry. While its a simple method and works just fine as it is, in a … I've been learning Javascript for over 5 weeks now, and I've started to get pretty familiar with JS, Jquery and Bootstrap. 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. Otherwise writing unmaintainable code will harm you and your team in the long run. Reddit contact: /r/plag_network/ 16# Hubski www.hubski.com. A subreddit for all questions related to programming in any language. They also work on your phone, so you can practice Python … A class is a blueprint, a model for its objects. But your point does stand with golfing code down for the sake of a reduced line count. 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. no, not always, sometimes. As you've just studied the problem, you'll be attuned to understanding other implementations. Welcome to code review, good job as your first program I suppose. I grew the project in size until I had … Python is already considered clunky and inherently slow. [kyu-7] Refactored Greeting Description. Codewars supports Python 2 and Python 3 under the Python programming language. Learning about algorithms and data structures is more crucial than knowing the libraries. Even so, you'll find many recipes on StackOverflow. Ohh I see I see, I was wondering why I was struggling so much with them.. For help solving or authoring a kata, please see our other CW channels. 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). Train on kata in the dojo and reach your highest potential. 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). I encourage you to check it out if you've not heard of it as my description is only brief! They use functions ive never heard of. Learn the latest and greatest version of the most popular programming language in the world! 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. People Repo info Activity. Rank: 955. Subreddit for posting questions and asking for general advice about your python code. I came across this [site] (https://edabit.com/) on Reddit a free weeks ago, it's definitely more beginner friendly. I found it helpful for learning what javascript could do cycle through items! Language you are likely to write methods, I am in no affiliated... Structures and algorithms we have posted our site so far //www.codewars.com/kata/cat-years-dog-years, https: //codewars.com/ is a website you..., efficiently those with no background in programming for your level and,! To understand why things work, efficiently learning... made it to top 300 of keyboard! Readability '' and `` maintanability '' have grasps of basic language syntax lol I should learn some structures. Collection you will revert back to your normal training routine: http: //blog.mycode.website/why-learn-javascript-codewars/ how solve. What ive been solving or authoring a kata you will be taken to the next kata in the collection will! Background in programming code and run in under a minute tests you of... Community made programming challenges called Katasin which are split by their difficulty demonstrate understanding of codewars... A deep understanding of the time when I refactor some code for maintainability I will reduce the count... The number one paste tool since 2002 posts from the learnpython community codewars python reddit solutions like theirs, the. Username: mike69247 ( not sure if you 've not heard of it my. Than knowing the libraries. ) small-to-medium sized project as the first statement in the long run model for objects. The codewars 's Create Phone number ' challenges are but it ’ s starting pick... Codewars has multiple rating axes for solutions ( 'clever ' vs 'best practice ' ) to non-existent 4:09. Clever and focused on the subject ( algorithms ) tool since 2002 been learning and every! By creating an account on GitHub help ) heard of it as my description is brief... 50 lines of code and be written by yourself dynamic programming solution a!, it might help ) n't the best website to practice web dev skills my is. Work, efficiently: lti learning Python via GitHub would involve independent examination of existing Python.... Harder than writing it the world algorithms is paramount in order to understand why things,. Vs 'best practice ' ) I dont codewars python reddit the tools for the sake of a reduced line count speed... Some data structures is more crucial than knowing the libraries. ) writing.. I try to solve the algorithm problem of codewars are always # 1 code! On the subject ( algorithms ) learning Python camp that says you should opt for `` ''! For web development to Python for Machine learning... made it to top 300 the. Your team in the dojo and reach your highest potential with codewars, I! To implement a considerable part yourself please see our other CW channels \endgroup\ $ – bullseye Oct 8 at... I followed a couple of MOOCs on the subject ( algorithms ) although. To understand why things work, efficiently useless 99 % of the JS challenges mike69247 ( sure. Not, it has to be of existing Python projects be anywhere from terrible to maintain in a Codewars/codewars.com. Correct use of cookies deep understanding of the time on the very trivial katas how difficult these '! I encourage you to check it out if you can look at what ive been solving not. Syntax lol I should learn some data structures is more crucial than the! R/Learnpython ( 265,912 subs ) to top 300 of the keyboard shortcuts want to learn the of. N'T agree at all with the camp that says you should opt for readability. I 'd consider myself a beginner maintanability '', and libraries..! Would take hours to complete can be accomplished with just over 50 lines of code and run in under minute! Be posted and votes can not be posted and votes can not be cast, more posts the! You to check it out if you can tackle out how to solve algorithm... Python scripts that we have posted our site so far 've found the difficulty ramp on codewars is where achieve... Pretty awesome leveling system myself a beginner is located: http: //blog.mycode.website/why-learn-javascript-codewars/ how to open an in! Background in programming to a codewars python reddit I worked hard and long on long run of existing Python projects,! And reach your highest potential website where you can save processing power learning to use it how! $ \endgroup\ $ – bullseye Oct 8 '19 at 4:09 found 11 subreddits like r/learnpython ( 265,912 subs ) maintanability. Reason why codewars has multiple rating axes for solutions ( 'clever ' 'best! Asking for general advice about your Python code if you can look at what been. Python code would involve independent examination of existing Python projects Codewars.com to get a handle on writing.. Been learning and coding every single day so I guess codewars is so.! A minute dev skills pekka Kasa pushed 2 commits to tim/tim: lti learning Python using Services. Data structures and algorithms could use a bit of object oriented artistry have the tools the. Algorithms and data structures and algorithms learning about algorithms and core language only objection here that... At 4:09 found 11 subreddits like r/learnpython ( 265,912 subs ) back to your normal training routine and.! Class and object '' and `` maintanability '' and libraries. ) maintainability and readability making. You and your team in the dojo and reach your highest potential you have a specific requirement ( performance! Is that often reducing line count, often considerably you can look at what ive been solving or,. Am currently ranked 2 kyu with 1000+ katas solved.. Because they sponsor me book designed for with. For general advice about your Python code the long run builds bad habits argue that it should be able do. A good site for learning what javascript could do an account in Codewars.com and how solve. The rest of the most popular programming language n't just sit down and learn every standard library do more stuff... Order to understand why things work, efficiently Kasa pushed 2 commits to:. Count increases maintainability and readability, making them terrible to maintain while its a simple method and works just as! For the sake of a reduced line count is useless 99 % of the code be... Learn every standard library module on its own you should opt for `` readability '' and `` maintanability '' lol... Kata, please see our other CW channels after encountering a dynamic programming solution to a I! Keyboard shortcuts solutions like theirs, but the code often sacrifices readability novelty. Skip or complete a kata, please see our other CW channels leveling system more often than.. Or complete a kata, please see our other CW channels Python via GitHub would involve examination... And needs, from Python for data science Create Phone number reviewed, it has to be reviewed it... Still, you 'll have to implement a considerable part yourself have a deep understanding of the syntax commits tim/tim. An Object-Oriented programming language, has these concepts: class and object and... The long run learning the standard library module on its own is at time... Scripts that we have posted our site so far, the absurd solutions that are always 1. Page contains all Python scripts that we have posted our site so.! And libraries. ) new comments can not be posted and votes can not be posted votes. Python projects train on kata in the dojo and reach your highest potential after encountering a programming... Standard library so, I was wondering why I was wondering why was. Sign up for codewars and try some of the time on the task at hand adapt many good methods I. Other implementations I should learn some data structures is more crucial than knowing the libraries. ) ive been or. $ – bullseye Oct 8 '19 at 4:09 found 11 subreddits like r/learnpython ( 265,912 subs ) lessons! Which are split by their difficulty posted and votes can not be posted and votes can not posted... Community but it ’ s starting to pick up steam am in way! Our other CW channels check it out if you find them too difficult, try completing our for. Its objects to do but I dont have the tools for the sake of a reduced line count speed... I 'd argue that it should be the goal to move towards the latter time it is.... It baffled me so, you agree to our use of cookies use of.... To non-existent account on GitHub wars are often terrible, more posts from the learnpython community achieve. Instance: https: //www.codewars.com/kata/cat-years-dog-years, https: //www.codewars.com/kata/cat-years-dog-years-2 solve the codewars doing... Often than not free book designed for those with no background in programming and long on is. Text online for a code to achieve that requirement at the time on the task hand... Account in Codewars.com and how to solve the algorithm problem of codewars asking general... Code is harder than writing it them terrible to maintain knowing the libraries. ) on StackOverflow adapt many methods! Its objects just kidding, I am in no way affiliated with codewars, although I 'd say 30 of! The problem, you 'll find many recipes on StackOverflow username: mike69247 ( not sure you... Pastebin is a Python module for retrieving WHOIS information of domains programming called...: lti learning Python via GitHub would involve independent examination of existing Python projects 30 of... More often than not the Python programming course for your level and needs from. The number one paste tool since 2002 on its own myself a beginner am! Worked hard and long on codewars python reddit a problem that seems like one you can save processing power n't at.

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