HackerRank
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
Coderbyte
Jaxx
Toshi
Exodus.io
MyEtherWallet
Trezor.io
Atomic Wallet
My TON Wallet
Copay
HackerRankHackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
Based on our record, HackerRank seems to be a lot more popular than Jaxx. While we know about 67 links to HackerRank, we've tracked only 3 mentions of Jaxx. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other peopleโs solutions. - Source: dev.to / 10 months ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / about 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice if anyone know any alternative that works like Working: Gives a challange User sumbits code and it test into testcases. Source: over 2 years ago
An effective way to improve your JavaScript skills is working through coding challenges and exercises. Sites like ReviewNPrep, FreeCodeCamp, and HackerRank have tons of challenges that allow you to practice JavaScript concepts by building mini-projects and solving problems. These hands-on challenges force you to apply what you learn. Source: over 2 years ago
I'm 18M Indian. Growing up I've always been a daydreamer, if you may. Since 8th grade - I'm fascinated by programming. And I'm good at it too. But I'm not cocky too. I wouldn't say I'm at an advanced level, but I can most probably solve any problem - in time - with my skills. I also keep my skills brushed by solving problems on Hacker Rank (every day or alternate days) and try my best to contribute on... Source: almost 3 years ago
-The wallet supported: blockchain, coinbase, block.io, jaxx.io, coinpayment, and other wallets that do not wait for confirmation before updating the wallet balance. Source: over 4 years ago
Friend got scammed by going to www.jaxx.sh. Looks legit, asks for backup seed phrase and then takes you to your real jaxx.io wallet. 24 hours later all funds drained! Beware. Source: over 4 years ago
What phone do you have? Android or iOS? How did you download the app โ via the official website jaxx.io or did you go to the app store and search for it that way? If the latter, you could have downloaded a fake app that steals your keys (this has happened to people very often, just look at old posts on this sub). Or maybe malware got installed on your phone. Source: over 5 years ago
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Toshi - A browser for the Ethereum network
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
Exodus.io - All-in-one app to secure, manage and exchange blockchain assets.
CodeSignal - CodeSignal is the leading assessment platform for technical hiring.
MyEtherWallet - MyEtherWallet is a free, open-source, client-side interface.