Recent questions tagged blockchain

0 votes
1 answer

How to set token price in solidity?

Sep 25, 2018 in Blockchain by digger
 • 26,740 points • 9,298 views
0 votes
1 answer

Ethereum call contract method that emits an event, from another contract

Sep 25, 2018 in Blockchain by slayer
 • 29,370 points • 2,595 views
0 votes
1 answer

eth.getTransactionReceipt returns null

Sep 25, 2018 in Blockchain by digger
 • 26,740 points • 2,448 views
0 votes
1 answer

Call contract methods with web3 from newly created account

Sep 25, 2018 in Blockchain by slayer
 • 29,370 points • 6,590 views
0 votes
1 answer

Not able send ether to my smart contract's address

Sep 25, 2018 in Blockchain by digger
 • 26,740 points • 1,878 views
0 votes
1 answer

Why Gas Used By Txn is different when invoking the same function in the same smart contract？

Sep 25, 2018 in Blockchain by sabby
 • 4,370 points • 1,302 views
0 votes
1 answer

How to detect if an ethereum address is an ERC20 token contract?

Sep 25, 2018 in Blockchain by sabby
 • 4,370 points • 7,765 views
+2 votes
1 answer

Composer playground - issue on RHEL

Sep 24, 2018 in Blockchain by Renu353
 • 190 points • 1,537 views
0 votes
1 answer

Getting the length of public array variable (getter)

Sep 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,667 views
0 votes
4 answers

Unable to run truffle@2.1.2 migrate --network live. “Exceeds block gas limit”

Sep 24, 2018 in Blockchain by digger
 • 26,740 points • 2,301 views
0 votes
1 answer

ethminer failed to submit hashrate

Sep 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,083 views
0 votes
1 answer

How to manually create the instance of the contract in truffle?

Sep 24, 2018 in Blockchain by digger
 • 26,740 points • 3,119 views
0 votes
1 answer

Repeating transactions hangs - web3js, local geth

Sep 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,287 views
0 votes
2 answers

Is it possible to modify a variable value from another contract?

Sep 24, 2018 in Blockchain by digger
 • 26,740 points • 4,705 views
+1 vote
3 answers

What is the pattern for handling throw on a Solidity contract in tests

Sep 24, 2018 in Blockchain by slayer
 • 29,370 points • 2,206 views
0 votes
3 answers

UnhandledPromiseRejectionWarning: Error: The contract code couldn't be stored, please check your gas limit

Sep 24, 2018 in Blockchain by digger
 • 26,740 points • 2,036 views
0 votes
2 answers

Truffle migrate Error after run testrpc

Sep 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,117 views
0 votes
1 answer

Not able to send Ethereum transaction

Sep 24, 2018 in Blockchain by digger
 • 26,740 points • 958 views
+3 votes
1 answer

What is the difference between online and offline hyperledger composer?

Sep 21, 2018 in Blockchain by Renu353
 • 190 points • 1,221 views
0 votes
1 answer

Can't send transaction even if I use an example from official Ethereum webpage

Sep 21, 2018 in Blockchain by digger
 • 26,740 points • 1,515 views
0 votes
1 answer

Historical ethereum prices - Coinbase API

Sep 21, 2018 in Blockchain by slayer
 • 29,370 points • 2,162 views
0 votes
1 answer

Test ethereum Event Logs with truffle

Sep 21, 2018 in Blockchain by digger
 • 26,740 points • 2,269 views
0 votes
1 answer

Are there null like thing in solidity

Sep 21, 2018 in Blockchain by slayer
 • 29,370 points • 2,387 views
0 votes
1 answer

String concatenation in solidity?

Sep 21, 2018 in Blockchain by digger
 • 26,740 points • 3,594 views
0 votes
1 answer

What do I import for SHA encryption in Node.js?

Sep 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,151 views
0 votes
1 answer

how loop through a JSON Array of bitcoin transaction data

Sep 21, 2018 in Blockchain by digger
 • 26,740 points • 972 views
0 votes
1 answer

Syntax Error running on Python

Sep 21, 2018 in Blockchain by slayer
 • 29,370 points • 768 views
0 votes
1 answer

Why do people prefer mining Litecoin over Bitcoin?

Sep 21, 2018 in Blockchain by digger
 • 26,740 points • 937 views
0 votes
1 answer

How to Query hdfs with Spark Sql

Sep 20, 2018 in Blockchain by digger
 • 26,740 points • 2,405 views
0 votes
1 answer

How to send JSON object from npm module to browser

Sep 20, 2018 in Blockchain by slayer
 • 29,370 points • 915 views
0 votes
1 answer

Blockchain ToBTC API not returning Php variable

Sep 20, 2018 in Blockchain by slayer
 • 29,370 points • 856 views
0 votes
1 answer

XMLHttpRequest is not defined while sending request to blockchain service via C#

Sep 20, 2018 in Blockchain by digger
 • 26,740 points • 1,503 views
+2 votes
1 answer

Has Blockchain made illegal activities easier?

Sep 20, 2018 in Blockchain by slayer
 • 29,370 points • 691 views
+2 votes
1 answer

What is Bitcoin Powered Electrical Outlet?

Sep 20, 2018 in Blockchain by digger
 • 26,740 points • 997 views
+3 votes
5 answers

What are the skills I need to have to be a Blockchain Developer?

Sep 20, 2018 in Career Counselling by slayer
 • 29,370 points • 2,394 views
+5 votes
6 answers

What is the salary for a Blockchain Developer?

Sep 20, 2018 in Career Counselling by digger
 • 26,740 points • 4,076 views
+1 vote
1 answer

Ethereum vs Hyperledger: Which is better for business networks?

Sep 20, 2018 in Blockchain by slayer
 • 29,370 points • 896 views
+1 vote
1 answer

Can't instantiate any chaincodes on peers of newly Added org

Sep 20, 2018 in Blockchain by sabby
 • 4,370 points • 2,507 views
0 votes
1 answer

How to extend Composer rest Server ?

Sep 20, 2018 in Blockchain by sabby
 • 4,370 points • 1,181 views
+8 votes
8 answers

Career in Blockchain

Sep 19, 2018 in Career Counselling by slayer
 • 29,370 points • 2,564 views
0 votes
1 answer

How to create an asset on Bigchaindb server using http call

Sep 19, 2018 in Blockchain by sabby
 • 4,370 points • 1,581 views
0 votes
1 answer

Public key encoding changes

Sep 19, 2018 in Blockchain by sabby
 • 4,370 points • 1,093 views
0 votes
1 answer

Docker on mac error message can't connect to Docker endpoint

Sep 19, 2018 in Blockchain by digger
 • 26,740 points • 2,399 views
0 votes
1 answer

Go- Chaincode function to display struct values

Sep 19, 2018 in Blockchain by slayer
 • 29,370 points • 1,883 views
0 votes
1 answer

How to Read multiple value from as JSON format from a external service and store in composer registry

Sep 19, 2018 in Blockchain by slayer
 • 29,370 points • 904 views
0 votes
1 answer

Nodejs: How to pass user form data into defined class

Sep 19, 2018 in Blockchain by slayer
 • 29,370 points • 1,234 views
0 votes
1 answer

JavaFX Location is not set error message

Sep 19, 2018 in Blockchain by digger
 • 26,740 points • 10,500 views
+1 vote
2 answers

Peer chaincode instantiation timeout expired

Sep 19, 2018 in Blockchain by slayer
 • 29,370 points • 3,685 views
0 votes
1 answer

Decorators in Hyperledger Composer Modeling Language

Sep 19, 2018 in Blockchain by digger
 • 26,740 points • 917 views
0 votes
1 answer

Sawtooth Javascript SDK "Batchlist rejected" error

Sep 19, 2018 in Blockchain by slayer
 • 29,370 points • 1,285 views
Page:

Most popular tags

"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.