STEP-1 Choose your language

• Decide which language you want to use for development. Some popular choices include JavaScript, TypeScript, and Rust.
• Choose a language that has good tooling and support for developing Polkadot applications.
• Consider the language's learning curve when making your decision.
• Make sure that the language you choose has good support for the Polkadot platform.
• Use the language that you are most comfortable with to get the most out of your development experience.

STEP-2 Choose your tools

• Choose your development tools based on your needs and preferences. There is no one-size-fits-all solution.
• Consider the language support, debugging capabilities, and other features of the development tools you are considering.
• Be sure to test your development tools and configurations before you start using them for Polkadot development.
• Use version control for your development tools and configurations, so that you can easily roll back changes if necessary.
• Keep your development tools and configurations up to date, so that you can take advantage of new features and bug fixes.

STEP-3 Connect to the Polkadot network

• The first step is to create a new account on the Polkadot network.
• The second step is to connect to the Polkadot network.
• The third step is to select the Polkadot network.
• The fourth step is to create a new account on the Polkadot network.
• The fifth step is to connect to the Polkadot network.

STEP-4 Develop your application

• When developing your application on Polkadot, you should keep the following points in mind:
• The Polkadot network is still in its early stages of development, so be prepared for changes and updates.
• You will need to use a Parity node when connecting to the Polkadot network.
• The Polkadot network is based on the Web3 protocol, so be sure to familiarize yourself with it.
• The Polkadot network supports various programming languages, so you can choose the one that best suits your needs.

STEP-5 Test your application

• Use a Polkadot development environment to test your application.
• Use the Polkadot development client to test your application.
• Use a Polkadot development account to test your application.
• Use a Polkadot development faucet to test your application.
• Use a Polkadot development node to test your application.

STEP-6 Deploy your application

• Use the Polkadot JS API to connect to a local Polkadot node and interact with the network.
• Use the Substrate Node Template to create a new Substrate-based blockchain.
• Use the Polkadot Accounts Pallet to create and manage accounts on the Polkadot network.
• Use the Polkadot Contracts Pallet to deploy and interact with smart contracts on the Polkadot network.
• Use the Polkadot Extrinsics Pallet to submit transactions and extrinsics to the Polkadot network.