
HackerRank
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
TestGorilla
Authenticator
Aegis Authenticator
andOTP
OTP Auth
Authenticator Plus
TOTP Authenticator
Tofu Authenticator
OTPClient
HackerRank
AuthenticatorHackerRank 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.
Authenticator (mattrubin.me) is recommended for individuals and professionals who need a reliable and easy-to-use solution for managing two-factor authentication codes across multiple accounts. It's ideal for users who value open-source software and prioritize security without the need for additional features commonly found in more complex applications.
Based on our record, HackerRank seems to be a lot more popular than Authenticator. While we know about 67 links to HackerRank, we've tracked only 4 mentions of Authenticator. 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 / 11 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 / over 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
PS. At the moment Iโm using this one. Itโs really good but itโs missing an export feature. Source: over 3 years ago
For iOS? Authenticator - it's open-source and about as simple as it gets. Source: over 3 years ago
For iOS offline, you could go with Tofu or Authenticator. These are open-source alternatives. Source: almost 4 years ago
2FA: This is a necessity for all online accounts nowadays, but it is important to store your TOTP codes somewhere trusted and secure. Services like Authy are cloud-based and proprietary, meaning that no one can verify their privacy and security claims. Cloud-based applications are risky as it is, and it is best to keep your codes somewhere local on your devices, such as Aegis for Android, or Authenticator for iOS.... Source: over 4 years ago
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Aegis Authenticator - Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens...
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
andOTP - andOTP is a two-factor authentication App for Android 4.4+
CodeSignal - CodeSignal is the leading assessment platform for technical hiring.
OTP Auth - The app for calculating one-time-passwords on iPhone and iPad.