Recent questions tagged smart-contract

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1 answer

obfuscating and deobfuscating a string in JavaScript

Aug 23, 2018 in Blockchain by digger
 • 26,740 points • 953 views
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Bitcoind server connection problem

Aug 23, 2018 in Blockchain by slayer
 • 29,370 points • 874 views
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1 answer

Bitcoin: parsing Blockchain API using JSON

Aug 22, 2018 in Blockchain by slayer
 • 29,370 points • 3,196 views
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1 answer

Bitcoin: error parsing json

Aug 22, 2018 in Blockchain by slayer
 • 29,370 points • 1,336 views
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1 answer

blockchain.info api_code is missing

Aug 22, 2018 in Blockchain by digger
 • 26,740 points • 1,163 views
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1 answer

How to get current value of bitcoin?

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 701 views
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1 answer

Cant connect Jsonrpc to bitcoin.

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 910 views
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1 answer

Bitcoin transaction “"You must provide a recipient address" ” error.

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 618 views
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1 answer

Bitcoin Wallet address validation using Json and bitcoin/blockexplorer.

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 2,221 views
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1 answer

Sending keep-alive packet, bitcoin.

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 787 views
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1 answer

How to resolve blockchain DNS using Python Requests?

Aug 17, 2018 in Blockchain by sabby
 • 4,390 points • 1,793 views
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1 answer

How to parse Json data from remote server?

Aug 17, 2018 in Blockchain by slayer
 • 29,370 points • 794 views
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2 answers

How do I interact with a smart contract on a private network through web3.js

Aug 17, 2018 in Blockchain by sabby
 • 4,390 points • 3,879 views
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1 answer

How to convert byte array to hex string?

Aug 17, 2018 in Blockchain by digger
 • 26,740 points • 2,945 views
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1 answer

How to use Blockchain receive API without exchange rate?

Aug 17, 2018 in Blockchain by sabby
 • 4,390 points • 740 views
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1 answer

How to check payment in Blockchain.info wallet?

Aug 17, 2018 in Blockchain by sabby
 • 4,390 points • 1,109 views
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1 answer

How to get return value from solidity contract?

Aug 16, 2018 in Blockchain by digger
 • 26,740 points • 4,937 views
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1 answer

Function not working from class

Aug 16, 2018 in Blockchain by slayer
 • 29,370 points • 575 views
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1 answer

What files are supported by BigchainDB?

Aug 14, 2018 in Blockchain by aryya
 • 7,460 points • 520 views
0 votes
2 answers

Python syntax error because of version conflicts.

Aug 13, 2018 in Blockchain by digger
 • 26,740 points • 1,242 views
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1 answer

How to call smart contract methods from transactions?

Aug 13, 2018 in Blockchain by digger
 • 26,740 points • 1,015 views
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1 answer

Encoding integers in solidity

Aug 13, 2018 in Blockchain by slayer
 • 29,370 points • 865 views
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1 answer

How to access member functions of smart contract using web3?

Aug 13, 2018 in Blockchain by digger
 • 26,740 points • 1,543 views
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1 answer

How do I convert to Crystal ruby's multiple assignments of Array

Aug 10, 2018 in Blockchain by sabby
 • 4,390 points • 753 views
+1 vote
1 answer

Is it possible to exchange the token for other tokens we create in an Ethereum Smart Contract?

Aug 10, 2018 in Blockchain by sabby
 • 4,390 points • 801 views
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How to prevent the smart contract from being modified and deployed in Hyperledger network?

Aug 10, 2018 in Blockchain by sabby
 • 4,390 points • 641 views
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1 answer

How do transactions create a new block in Blockchain?

Aug 10, 2018 in Blockchain by sabby
 • 4,390 points • 1,699 views
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1 answer

How to add https security for Node js?

Aug 10, 2018 in Blockchain by slayer
 • 29,370 points • 690 views
0 votes
1 answer

How to create light wallet in Web3J?

Aug 10, 2018 in Blockchain by digger
 • 26,740 points • 1,994 views
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1 answer

What does _ mean in solidity language?

Aug 10, 2018 in Blockchain by slayer
 • 29,370 points • 2,571 views
0 votes
1 answer

How to use third party contract to send ERC token?

Aug 10, 2018 in Blockchain by digger
 • 26,740 points • 925 views
0 votes
1 answer

Solidity Error: Member "equal" is not available in type(library Assert) outside of storage

Aug 9, 2018 in Blockchain by digger
 • 26,740 points • 788 views
0 votes
1 answer

Hyperledger Blockchain Explorer “'Error: no test specified' ” error

Aug 9, 2018 in Blockchain by slayer
 • 29,370 points • 1,532 views
0 votes
1 answer

How do I validate the presence of participant owner in Asset transfer transaction?

Aug 9, 2018 in Blockchain by Shashank
 • 10,400 points • 1,309 views
0 votes
1 answer

How can I create a feeless ERC-20 token?

Aug 7, 2018 in Blockchain by Shashank
 • 10,400 points • 652 views
+1 vote
1 answer

Can one pay ICO's token to an ICO consultant?

Aug 6, 2018 in Blockchain by sabby
 • 4,390 points • 734 views
+1 vote
4 answers

Trying to connect to Cryptocompare's websocket stream using socketIO from a Python client

Aug 6, 2018 in Blockchain by sabby
 • 4,390 points • 3,373 views
0 votes
1 answer

How do I withdraw the balance from a contract on Ethereum test blockchain?

Aug 3, 2018 in Blockchain by sabby
 • 4,390 points • 2,585 views
0 votes
1 answer

How is running the asset_management.go different from running a simple chaincode like chaincode_example02.go

Aug 3, 2018 in Blockchain by aryya
 • 7,460 points • 713 views
0 votes
1 answer

How to debug chaincode? LedgerError - ResourceNotFound

Aug 3, 2018 in Blockchain by aryya
 • 7,460 points • 1,257 views
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1 answer

“Error getting chaincode package bytes” when deploying chaincode on hyperledger via REST

Aug 3, 2018 in Blockchain by aryya
 • 7,460 points • 1,571 views
0 votes
1 answer

How to use a chaincode that's not on github?

Aug 3, 2018 in Blockchain by aryya
 • 7,460 points • 729 views
+1 vote
1 answer

How do I check the history of my ethereum wallet using blockchain API?

Aug 2, 2018 in Blockchain by Johnathon
 • 9,090 points • 2,206 views
0 votes
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How to solve “insufficient funds for gas * price + value” error?

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 5,596 views
0 votes
1 answer

Ethereum smart contract event trigger notification

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 2,002 views
0 votes
1 answer

Where do we execute Smart Contracts on Hyperledger Fabric?

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 541 views
0 votes
1 answer

how to modify smart contract template for self defined functionality

Aug 1, 2018 in Blockchain by charlie_brown
 • 7,720 points • 499 views
0 votes
1 answer

How to get the current state of a smart contract?

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 1,049 views
0 votes
1 answer

I want to use Blockchain receive API without exchange rate

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 538 views
0 votes
1 answer

geth personal.newAccount()\npassword command broke Ethereum CLI

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 759 views
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