Recent questions tagged blockchain

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1 answer

Not able to run chaincode locally using docker

Sep 18, 2018 in Blockchain by digger
 • 26,740 points • 871 views
0 votes
1 answer

Cannot download fabric-sdk-go.

Sep 18, 2018 in Blockchain by slayer
 • 29,370 points • 852 views
0 votes
1 answer

How to make a class that fits Blockchain.info Json?

Sep 18, 2018 in Blockchain by slayer
 • 29,370 points • 1,689 views
0 votes
1 answer

blockchain/service-my-wallet-v3 - Connection refused

Sep 18, 2018 in Blockchain by digger
 • 26,740 points • 1,132 views
0 votes
1 answer

How to get results by running the voting code on Ethereum?

Sep 18, 2018 in Blockchain by slayer
 • 29,370 points • 781 views
0 votes
1 answer

ERRO : Error trying to connect to local peer: grpc: timed out trying to connect

Sep 17, 2018 in Blockchain by digger
 • 26,740 points • 1,076 views
0 votes
1 answer

“make” build ‘EC_GF2m_simple_method’ was not declared in this scope error in centos7

Sep 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,399 views
0 votes
1 answer

Javascript: cant update assets in for-loop

Sep 17, 2018 in Blockchain by digger
 • 26,740 points • 716 views
0 votes
1 answer

Web3 1.0: What does `web3.eth.call(tx)` return for a contract creation?

Sep 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,321 views
0 votes
1 answer

Go build fail, fatal error: rocksdb/c.h

Sep 17, 2018 in Blockchain by digger
 • 26,740 points • 2,130 views
0 votes
1 answer

Solidity, javascript Wrong format: invalid address

Sep 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,368 views
0 votes
1 answer

Hyperledger fabric node sdk deploy.js example failing

Sep 17, 2018 in Blockchain by digger
 • 26,740 points • 853 views
0 votes
1 answer

Calling functions from other contracts solidity

Sep 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,620 views
0 votes
1 answer

How to create raw transaction using web3swift?

Sep 17, 2018 in Blockchain by digger
 • 26,740 points • 1,039 views
0 votes
2 answers

Trying to issue tokens on testnet with python API

Sep 17, 2018 in Blockchain by slayer
 • 29,370 points • 965 views
0 votes
1 answer

CompleteableFuture in a loop contruct in a private Ethereum Blockchain

Sep 14, 2018 in Blockchain by digger
 • 26,740 points • 703 views
0 votes
1 answer

Google API post request to IBM blockchain error

Sep 14, 2018 in Blockchain by slayer
 • 29,370 points • 687 views
0 votes
1 answer

How do you obtain the transaction uuid after submitting an invoke transaction using the nodejs HFC

Sep 14, 2018 in Blockchain by digger
 • 26,740 points • 1,111 views
0 votes
1 answer

SteemJS not working in Firefox/IE

Sep 14, 2018 in Blockchain by slayer
 • 29,370 points • 583 views
0 votes
2 answers

Does Ethereum Solidity support Associative Arrays?

Sep 14, 2018 in Blockchain by digger
 • 26,740 points • 1,297 views
0 votes
1 answer

Python Script to pull data from Blockchain JSON

Sep 14, 2018 in Blockchain by slayer
 • 29,370 points • 2,185 views
0 votes
1 answer

Access multiple return values (a, b, c) from solidity function in web3js

Sep 14, 2018 in Blockchain by digger
 • 26,740 points • 3,235 views
0 votes
1 answer

Blockchain Hyperledger private key not able to send coins

Sep 14, 2018 in Blockchain by slayer
 • 29,370 points • 676 views
0 votes
1 answer

Invalid opcode error in a simple Solidity contract and script

Sep 14, 2018 in Blockchain by digger
 • 26,740 points • 5,102 views
0 votes
2 answers

how to integrate coinbase api in php for transfer bitcoine

Sep 14, 2018 in Blockchain by slayer
 • 29,370 points • 3,296 views
0 votes
1 answer

How to get iota balance via api url?

Sep 12, 2018 in Blockchain by slayer
 • 29,370 points • 1,125 views
+11 votes
4 answers

How do I create an ether wallet?

Sep 12, 2018 in Blockchain by sabby
 • 4,370 points • 2,265 views
0 votes
1 answer

What's the difference between ethereum and chain?

Sep 12, 2018 in Blockchain by sabby
 • 4,370 points • 1,044 views
0 votes
2 answers

Check Bitcoin Balance with mybitx api https GET url

Sep 12, 2018 in Blockchain by digger
 • 26,740 points • 2,645 views
+1 vote
3 answers

Removing double quotes from a string from JSON response in PHP

Sep 12, 2018 in Blockchain by slayer
 • 29,370 points • 45,800 views
0 votes
1 answer

How to round a number down to 8 decimal places if its over 8 decimal places in Javascript

Sep 12, 2018 in Blockchain by digger
 • 26,740 points • 1,612 views
0 votes
1 answer

Converting 5e-08 to decimal in PHP

Sep 12, 2018 in Blockchain by slayer
 • 29,370 points • 3,380 views
0 votes
1 answer

How to use Coinbase send_money API?

Sep 12, 2018 in Blockchain by digger
 • 26,740 points • 1,980 views
0 votes
1 answer

jsonRPCClient Error with php variables

Sep 12, 2018 in Blockchain by slayer
 • 29,370 points • 892 views
0 votes
1 answer

How to connect to *coin RPC-Server with PHP

Sep 12, 2018 in Blockchain by digger
 • 26,740 points • 1,765 views
0 votes
1 answer

Litecoin/Bitcoin how divide uint256 target value on difficulty in C++

Sep 12, 2018 in Blockchain by slayer
 • 29,370 points • 1,072 views
0 votes
2 answers

How to read CGMiner output?

Sep 12, 2018 in Blockchain by digger
 • 26,740 points • 1,247 views
0 votes
1 answer

JSON valid numerical param in Perl

Sep 11, 2018 in Blockchain by slayer
 • 29,370 points • 726 views
0 votes
1 answer

PHP. Bitcoin to Ukrainian Hrivna price ticker

Sep 11, 2018 in Blockchain by digger
 • 26,740 points • 1,048 views
0 votes
1 answer

'Invalid sender' error after upgrading to geth 1.4.0

Sep 11, 2018 in Blockchain by sabby
 • 4,370 points • 1,320 views
0 votes
1 answer

Not getting correct result after SHA256

Sep 11, 2018 in Blockchain by slayer
 • 29,370 points • 985 views
0 votes
1 answer

How to use ethereum contract's state changing method in javascript?

Sep 11, 2018 in Blockchain by sabby
 • 4,370 points • 1,219 views
0 votes
1 answer

Serializing payment details in google protocol buffers

Sep 11, 2018 in Blockchain by digger
 • 26,740 points • 701 views
0 votes
1 answer

Smart contract limitations in Ethereum and Hyperledger Fabric

Sep 11, 2018 in Blockchain by sabby
 • 4,370 points • 795 views
0 votes
1 answer

Basic pusher connection to cryptsy using javascript

Sep 11, 2018 in Blockchain by digger
 • 26,740 points • 622 views
0 votes
1 answer

coin.mx : 403 forbidden error on my web request

Sep 11, 2018 in Blockchain by slayer
 • 29,370 points • 1,128 views
0 votes
1 answer

Cant get a specific value in JSON/PHP

Sep 11, 2018 in Blockchain by digger
 • 26,740 points • 2,974 views
0 votes
1 answer

Using Bitcoin's sendmany function with perl

Sep 11, 2018 in Blockchain by slayer
 • 29,370 points • 1,527 views
+1 vote
1 answer

How do I use ZF2 I18n currencyformatter to format bitcoin?

Sep 10, 2018 in Blockchain by slayer
 • 29,370 points • 557 views
0 votes
2 answers

VBA code leads to #value! in cell but works in immediate box

Sep 10, 2018 in Blockchain by digger
 • 26,740 points • 1,380 views
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