smart contracts
Showing 177 posts related with smart contracts.
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Intermediate · 30 minutes
Hash Time Lock Contract Template With Java
Build a Smart Contract that functions as a HTLC using Java
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Intermediate · 1 hour
Creating a License Manager Contract utilizing PyTEAL and Inner Transactions
This tutorial will introduce the reader to using Inner Transactions in PyTEAL using an example scenario: A License Manager Contract
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Beginner · 15 minutes or less
Algo Builder Tutorial Part 6: Using Tmpl expressions from PyTEAL
In this tutorial we will show how to use Tmpl expression from PyTeal in Algo-Builder.
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Beginner · 15 minutes or less
Using VS Code with JavaScript
This tutorial will facilitate how to debug using Visual Studio (VS) Code, which can be used with all the code samples on the Algorand Developer Docs Portal.
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Beginner · 1 hour
Simple NPC game interactions using a stateful contract and atomic transfers
This tutorial will show you how to create a simple NPC game character using a stateful contract and atomic transfers. We'll also test it using the `goal` command line tool.
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Intermediate · 1 hour
Create A Private Instance of Algorand In A Testbed
This tutorial demonstrates the steps involved in creating a fully private instance of Algorand in a testbed with three independent VMs.
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Intermediate · 30 minutes
LimitOrder Contract with JavaScript
A walkthrough example of how to use a limit order contract with JavaScript.
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Intermediate · 30 minutes
LimitOrder Contract with Python
A walkthrough example of how to use a limit order contract with Python.
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Intermediate · 1 hour +
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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Intermediate · 15 minutes or less
Split Contract Template with Java
An example walkthrough of the Split Contract Template in Java
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Beginner · 30 minutes
Verify identity using a credential network
Build and test a smart contract in which accounts vouch for one-anther's credentials to establish a network of trust.
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Intermediate · 15 minutes or less
Algorand Blockchain Development using Reach Part 1
The future is bright for Algorand and Algorand Blockchain Developers. Tools like Reach are going to be the forefront of CrossChain / MultiChain development.
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Intermediate · 1 hour
Building a lending pool using Reach
A lending pool is a contract which can be use to lend and borrow funds, tokenize debt and track interest earned or due. We will use Reach to build such a lending pool and see how the high level features make it easy to write such complex apps.
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Beginner · 30 minutes
Algorand Studio | Tutorial 1: Basic Features
Set up your local machine for Algorand development using Algorand Studio, includes a walk through its basic features.
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Intermediate · 15 minutes or less
Split Contract Template with JavaScript
An example walkthrough of the Split Contract Template in JavaScript
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Beginner · 1 hour +
Song Vote on Algorand - Create and deploy a fully functioning Dapp
Create and deploy dApp to vote on songs (or other things) on the Algorand test network. By the end you will have a good understanding of the full development pipeline on Algorand!
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Beginner · 30 minutes
Siam - Managing Global Application State
With Siam, you can operate a small key-value store on the Algorand blockchain with minimal configuration. You can start publishing real-world data to the blockchain and write your own oracle.
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Intermediate · 30 minutes
LimitOrder Contract with Java
A walkthrough example of how to use a limit order contract with Java.