Challenge
Showing 28 posts related with Challenge.
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Prove your Skills with Algorand Code Challenges
The Algorand Developer Portal has a new way to learn how to become an Algorand developer: Challenges.
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Creating a Point-of-Sale Application with the Algorand Blockchain
We show how to use Algorand’s blockchain to create an alternative payment solution for processing retail transactions. The solution demonstrates a point-of-sale application and a signing wallet.
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Example Permissioned Voting Stateful Smart Contract Application
This solution explains one way to build a permissioned voting application on the Algorand Blockchain.
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Using the Circle API to transfer funds between the Algorand blockchain and traditional bank accounts
This article describes the new TestNet dispenser’s design and implementation, enabling both USDC and Algos for testing.
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Case Study: OneStep Disaster Relief Platform Built on Algorand
This article describes the development of a comprehensive disaster relief platform powered by the Algorand blockchain.
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Flipping a Coin Using Hashing
Two Algorand accounts can bet on the result of a coin flip. Alice flips the coin and records the hashed result, Bob guesses and then Alice reveals the result. Example of commitment scheme.
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An Algorand Blackjack implementation with Beaker
Blackjack is the most played casino bank card game in the world. We show an implementation of a smart contract that runs single-player blackjack games against the bank in Beaker.
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Flash Loans on Algorand VM vs Ethereum VM
Have you ever wondered how Algorand feature set comes together to offer easy and convenient financial trades? Find out how it made flash loans easier!
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Using loop invariants for verification in Reach
Loops can be quite useful for writing Reach programs but verifying the outcome of loops can be challenging. In this tutorial, we will go through a tour of one of the most important features of Reach - automatic verification of loops using invariants.
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Building on Algorand: Developer Week 2020 Hackathon, Recap and Code
Over 600 attendees participated recently at the Algorand Sponsored Developer Week 2020 in San Francisco...
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Reach - The Easiest and Safest way to Build DApps
Blockchain development is hard. Existing tooling is complex, time-consuming to use and not robust against common programming oversights. Reach is fundamentally changing the way blockchain developers approach their craft, safely, efficiently and with formal proofs.
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Algorand INNOVATE Hackathon Winners
We’d like to congratulate all teams building for the Algorand INNOVATE Hackathon and announce our Winners. Hackers’ were presented with three themes to build projects that would further promote the growth of the Algorand ecosystem.
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Meet the Winners: Schelling Point Virtual Hackathon 2022
Meet the winners of the Gitcoin hackathon focused on DeFi apps, developer tooling, and DAO projects.
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Randomness on Algorand
Explaining the new randomness capabilities on Algorand.
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Developer Improvements in go-algorand 3.16
go-algorand 3.16 introduces several noteworthy useful improvements for developers. We highlight and explain them here.
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Reaching new transaction speeds on Algorand
Introducing 3.3s transaction finality
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New Algorand Projects
Several projects have been added on the developer portal in the application section. Also, the API Services and Infrastructure section was updated as well. This post provides some interesting highlights for developers.
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Algorand Developer Bootcamp | Beginner
### Why should I be interested in learning about Algorand and participating in the Bootcamp? * Algorand has different SDK’s to help you with the building process in different languages and with extensive documentation. * The costs and speed for testing on Algorand are extremely low, which will allow you to learn and test without friction. * The companies that work with Algorand are constantly looking for developers to join their work teams. At the end of the Bootcamp you will be able to participate in solving challenges that will test your knowledge and will serve as a cover letter for you to apply for a Web3 job in the Algorand ecosystem. * This Beginner bootcamp will give you the foundations needed to take part in our Intermediate bootcamp. * Grow your web 3 developer skills on time to be able to participate in our exciting Global Virtual Hackathon at the end of the year. We’ll release more details shortly. **Each session will be 2 hours. Here’s what you can expect to cover over the 4 days:** * Session 1: Algorand Developer Onboarding with JavaScript SDK & AlgoKit Installation * Session 2: Building a dApp with Beaker and Deploying with dAppFlow * Session 3: Building & Debugging dApps with Beaker + PyTeal + PyTest * Session 4: Adding a TypeScript Frontend UI to the Auction dApp ### Why Algorand? When you decide to start working in blockchain, it is essential that you know the characteristics of the protocol that you are going to use, here are those of Algorand: * It is a layer 1 network that can process 10,000 transactions per second. * The cost per transaction is 0.001 ALGO == $0.0003 USD Approx. * Our blocks are processed in 3.3 seconds. * We are a carbon negative blockchain as we are committed to being environmentally friendly.