
Polymarket
Kalshi
Prediction Pilot
SezgiX
PredictIt
PredictionPulse
TradingView
HedgeHogs.inc
HackerRank
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
TestGorilla
HackerRank 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 should be more popular than Polymarket. It has been mentiond 67 times since March 2021. 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.
Polymarket ships a unified Python SDK, py-sdk, for building on their prediction market: constructing, pricing, signing, and submitting orders. It's currently in beta and moving fast, which is exactly where money path bugs like to hide. I've been running the SDK against live markets, so I pointed an audit pass at its order validation and signing code and found a real one. - Source: dev.to / about 2 months ago
Platforms like Kalshi and Polymarket have created an entirely different way of looking at Bitcoin. - Source: dev.to / 4 months ago
Success takes time. Polymarkethas faced skepticism multiple times, but founder @shayne_coplan and his team remained steadfast in their belief that prediction markets could enhance truth. In 2024, Polymarket achieved over $423M in volume and significantly impacted the U.S. Presidential election. Their conviction and persistence have truly paid off. - Source: dev.to / 6 months ago
That same account[0] has also already lost at least a 100k betting on similar middle eastern conflict markets. Not at all ruling out insider information, certainly looks suspicious, but it’s easy just to find one big win or winner. [0] https://polymarket.com/@magamyman. - Source: Hacker News / 6 months ago
Polymarket and similar platforms have proved something simple and powerful: price behaves like probability. Traders want to bet on elections, sports, and crypto outcomes with the speed and responsiveness of a modern exchange. - Source: dev.to / 9 months ago
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 people’s solutions. - Source: dev.to / about 1 year 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: almost 3 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
Kalshi - Kalshi is a regulated exchange & prediction market where you can trade on the outcome of real-world events. Buy and sell Event Contracts.
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Prediction Pilot - Scan thousands of Kalshi prediction markets in seconds. Build strategies with AI, simulate against real historical data, and find opportunities. Free 14-day trial.
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
SezgiX - Borderless prediction markets — trade crypto, stocks & news with USDC
CodeSignal - CodeSignal is the leading assessment platform for technical hiring.