Questions tagged [smart-contract]
The smart-contract tag has no usage guidance.
19
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How to get Get Stored Data in REST SDK?
I want to get a similar stored data view to what Explorer provides:
Or at least query the contract for all of its data key-by-key. How can I do such a thing using the REST SDK for any given contract?
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How to use stellar for international remittance app from EUR to Asian Corridors
We are fintech based in Europe we are currently providing money remittance services and now would like to leverage blockchain for providing enhanced money remittance service to our users? Our focus ...
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How to read data of contract storage from offchain?
I have read all the document https://developers.stellar.org/docs/learn/
but not found how to read storage data from client, such as JS client.
Can anyone show me some docs or example on read contract ...
- 113
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26
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Getting Error while deploying contract at my private network
I have set up a private network of stellar-core version 20.2.0. As 20.2.0 version supports soroban smart contract platform, so can I deploy smart contract to my private network. I have tried the same ...
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Delegatecall equivalent in Soroban Smart contracts
Is there an equivalent function to delegatecall in Soroban Smart Contracts?
We are building test cases for potential vulnerabilities in Soroban contracts, and were wondering if there is an equivalent ...
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Unable to deploy hello world contract using soroban cli tool
i tried using command - soroban contract deploy --wasm target/wasm32-unknown-unknown/release/soroban_nft.wasm --source alice --network futurenet
Caused by:
HostError: Error(WasmVm, InvalidInput)
...
- 101
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21
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Soroban CLI Error: Missing Result in Successful Response
I'm encountering an error while deploying a Soroban contract using the Soroban CLI. Here's the command I'm using:
soroban contract deploy \
--wasm target/wasm32-unknown-unknown/release/hello_soroban....
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Contract invoke error: 'Contract pre-release number does not match host' on Stellar using Soroban
I have deployed the crowdfunding contract on Stellar's Futurenet. When I invoke the contract functions on the terminal using the soroban cli, it gives the error contract pre-release number does not ...
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Smart Contract usecases have disappeared from Stellar website / Fixed Term Deposit
I need infomation about the abilities of Stellar Smart Contract. Unfortunately, this section has disappeared on Stellar Website.
Someone can confirm to me the creation of fixed term deposit is ...
3
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127
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Does Stellar support swap token between two users?
I want my user to send me a smart contract to pay 12000 USDT and get 1 BTC, then I checked his request, which might take long and once I confirmed, I get his 12000 USDT and send 1 BTC to him in a ...
1
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115
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Is digital bank with Stellar possible?
Consider a digital bank with multi-currency deposits of crypto tokens (mirroring fiat), token exchange, transactions and digital wallets. The bank should charge configurable transaction fees with the ...
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How to list all unique contracts on the network?
From a study comparing smart contracts on Ethereum and Stellar, there's a point in the study about downloading all contracts:
Testing Smart Contracts: Ethereum vs. Stellar
The researchers from ...
- 201
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476
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How to burn tokens with unlimited supply in Stellar?
I can see a similar question here. The accepted answer suggests:
To burn a custom asset so it's not taken into account when calculating
a circulating supply you can send it back to the issuer ...
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3
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275
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Stellar TimeLock for Birthday Gift
Say Alice wants to send Bob 100 XLM for his birthday, but she is often traveling and may not remember to carry out the Tx on the day of Bob's birthday...
Time lock just specifies when a Tx can be ...
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129
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How Do I "distribute" multiple times?
I can create 500,000,000 (5 hundred million) tokens.
I want to release 2,000,000 and put on SDEX (and other XLM exchanges).
Then, once sold, do a Pre-ICO and distribute 100,000,000 for this sale. ...
- 11
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69
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Smart contract Signing agent
Can a database act as the signing agent for a stellar smart contract? I.e. the sender or receiver of payment requests to query the database and if certain conditions are met in the database, the ...
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149
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Setting Expiration Time for Offers on Stellar?
Is it possible to create an offer that would only be valid for a day through Stellar DEX?
If not filled until expiry time, such offer would be automatically cancelled.
Centralized exchanges often ...
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119
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Could I apply this token scenario in stellar?
I want to create a "Bonus Token" that will automatically be sent to an account that pays with this token. If a sender uses the token to pay multiple times per day then they will only receive the "...
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283
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How to determine sequence no for pre-authorised transaction with time bound validity without blocking other new possible transactions
If a pre-authorised transaction is created for time bound validity after 50 days and submitted to the network, does this mean another transaction before 50 days cannot happen as the sequence number ...
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