Recent questions tagged web3j

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Why to use libraries over Json-RPC to interact with Blockchain?

Jan 11, 2019 in Blockchain by slayer
 • 29,310 points • 354 views
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Web3js: how to catch ethereum contract exception?

Oct 22, 2018 in Blockchain by slayer
 • 29,310 points • 1,438 views
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1 answer

Web3: No provider set error

Oct 22, 2018 in Blockchain by digger
 • 26,720 points • 966 views
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1 answer

How to get ethereum contract public variables?

Oct 17, 2018 in Blockchain by sabby
 • 4,380 points • 1,078 views
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1 answer

sellprice and buyprice fixing in smart contract.

Oct 17, 2018 in Blockchain by sabby
 • 4,380 points • 246 views
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1 answer

Integrating web3 in cloud functions module

Oct 17, 2018 in Blockchain by sabby
 • 4,380 points • 766 views
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1 answer

How to set the hex-encoded data field in a Web3j Ethereum transaction?

Oct 15, 2018 in Blockchain by digger
 • 26,720 points • 2,145 views
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Ethereum nodejs: Contract address returning as undefined in console

Oct 15, 2018 in Blockchain by slayer
 • 29,310 points • 1,195 views
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4 answers

Issue with getting web3.eth.accounts (MetaMask)

Oct 12, 2018 in Blockchain by sabby
 • 4,380 points • 4,230 views
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1 answer

Error when trying to deploy Ethereum smart contract using web3j

Oct 3, 2018 in Blockchain by digger
 • 26,720 points • 1,009 views
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1 answer

Uncaught ReferenceError: web3 is not defined at window.onload

Sep 28, 2018 in Blockchain by digger
 • 26,720 points • 1,681 views
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1 answer

Cannot access web3 object with typescript and ethereum

Sep 25, 2018 in Blockchain by digger
 • 26,720 points • 2,011 views

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