UPENDRA SINGH

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Questions

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3

Difference between HTTP server, RPC server, and WebSockets in the context of Substrate framework?

Jul 3

2

What is the purpose of installing cargo-contract and using it to create Ink! Rust smart contracts?

Jul 4

2

Do ink compiler automatically generate getter function for state variable ( if declared as public ) like solidity language?

May 2

1

Why we use empty struct named as key of particular lib name in mapping while using it in storage of openbrush libraries

May 24

1

Explain components of Mapping used by Openbrush. Mainly placeholders for the actual type used in the code. Like ApprovalsKey used in bellow example

May 26

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2

Factors affecting storage field key generation in ink!

May 3

2

Difference between HTTP server, RPC server, and WebSockets in the context of Substrate framework?

Jul 3

2

Getting "Contract Reverted!" error with "TooManyTopics" dispatch error when calling mint function in OpenBrush PSP37 smart contract

Jul 5

1

What is the purpose of installing cargo-contract and using it to create Ink! Rust smart contracts?

Jul 4

1

Explain components of Mapping used by Openbrush. Mainly placeholders for the actual type used in the code. Like ApprovalsKey used in bellow example

May 26

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+10

Difference between HTTP server, RPC server, and WebSockets in the context of Substrate framework?

+10

How to resolve "mismatched types" error while ink_e2e test : expected String, found Vec<u8>

+10

Understanding the persistence of historical block events despite automatic removal by the System pallet in Substrate

+10

I'm struggling to understand the concept of runtime calls, RPC calls, and extrinsics in Substrate

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