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# How-to Guides

How-to guides provide instructions including sample code that you can follow to complete a specific task.

# Basics

Retrieving information from the blockchain

All the data in Waves blockchain is public and can be read by anyone. For example, you can retrive data from account data storage, account balance, a list of transactions by certain account, or current blockchain height and time.

Creating and broadcasting transactions to the blockchain

To perform any action on the blockchain, you need to create a transaction of appropriate type, sign it and send to a node.

# Tokens & Assets

Creating and Managing Custom Token

Issue your own token that represents some digital asset. New token is immediately available for transfers and trading, so you can use it in your games, DeFi apps etc.

Airdrop (Python 3)

Promote your app by transferring your token to active Waves addresses collected from the last blocks.

Receiving Payments

Prodive your customers with the ability to make payments in WAVES, XTN, ETH or any other asset issued on Waves blockchain or supported by gateways.

# Exchange

Exchange assets

To exchange asset (except NFTs), you need to create an order, sign it and send to the exchange.

# dApps

Creating and Launching dApp

The complete cycle of launching a decentralized application: from creating a dApp account to writing a web application that calls dApp functions.

Simple voting on the Waves blockchain

This dApp implements voting among HOA (homeowners association) members on the Waves blockchain. The dApp script checks if a voter has rights to vote and writes voting results to the dApp data storage.

List as an argument of callable function

The dApp callable function accepts a list of values as an argument.

# Waves Tech Blog Articles

Overview
Reading Blockchain Data