Trending questions in Blockchain

+1 vote
0 answers

Metamask popup on Server side (Express js) ?

So I have this problem when i ...READ MORE

4 days ago in Blockchain by Dzaky
• 130 points
16 views
+2 votes
1 answer

how to convert hash160 to bitcoin address in python?

Hey @Raj. I use the following script. ...READ MORE

Jul 12 in Blockchain by Tanisha
37 views
0 votes
0 answers
0 votes
1 answer

Multichain "Resource temporarily unavailable" error

The command you have executed is used ...READ MORE

Jul 9 in Blockchain by Olivia
20 views
0 votes
1 answer

Listing all Bitcoin Miners

Yes, you can list down all the ...READ MORE

Jul 3 in Blockchain by John
35 views
0 votes
1 answer

In assymetric cryptography how and when the sender will share the public key with the receiver?

Consider this example: Suppose Bob wants to send ...READ MORE

Jul 3 in Blockchain by Sheila
28 views
0 votes
1 answer

How can I become a miner in Blockchain?

You need to download software to become ...READ MORE

Jul 3 in Blockchain by Raman
24 views
0 votes
1 answer

Public and private keys created residing in laptop/mobile while initiating a transaction

You need to provide the receiver's public key ...READ MORE

Jul 3 in Blockchain by Rachit
17 views
0 votes
0 answers

LIVE PODCAST THREAD** (#2 Are Smart contracts really the Future?)

Hey guys this is the link to ...READ MORE

Jun 28 in Blockchain by Vardhan
• 11,490 points
24 views
+1 vote
1 answer

Where to download the corda network bootstrapper 3.1 or 3.2 version for r3 corda?

Here are the steps to setup corda ...READ MORE

Jun 24 in Blockchain by Raghu
45 views
0 votes
0 answers

In R3 Corda I don't know to start the web server port in server?

In R3 Corda all the nodes are ...READ MORE

Jun 26 in Blockchain by anonymous
23 views
0 votes
0 answers

Migrations ran out of gas

I have unboxed pet-shop. Then inside the ...READ MORE

Jun 25 in Blockchain by anonymous
30 views
0 votes
0 answers

How do we increase the amount of gas?

Jun 24 in Blockchain by Neha Agarwal
25 views
0 votes
0 answers

Network Parameter and additional node info file in R3 corda?

Is that network parameter and additional node ...READ MORE

Jun 21 in Blockchain by anonymous
21 views
0 votes
0 answers
0 votes
1 answer

Using public and private keys for Blockchain transaction

You need to provide the receiver's public ...READ MORE

Jun 20 in Blockchain by Will
16 views
0 votes
1 answer

Symmetric key in cryptography

Yes, the same key is used to ...READ MORE

Jun 20 in Blockchain by Firoz
13 views
0 votes
0 answers

Couldn't find network parameters file and compatibility zone wasn't configured/isn't reachable

After ran this command java -jar network-bootstrapper-VERSION.jar --dir <nodes-root-dir>.The files is generated.After ...READ MORE

Jun 19 in Blockchain by anonymous
33 views
0 votes
0 answers

Is there any API for ether sent transaction in ethereum without using web3.js

I want to do a transaction (sent ...READ MORE

Jun 17 in Blockchain by vishal tyagi
27 views
0 votes
0 answers

Can't call contract function in Remix in Web3 provider mode, but it works in Javascript VM

A simple contract for addition, an error ...READ MORE

Jun 15 in Blockchain by XHQ
25 views
0 votes
1 answer

Trying to implement block-chain payment in website

There are many plugins that you can ...READ MORE

Jun 11 in Blockchain by Tina
29 views
0 votes
1 answer

What is geth and solidity in Blockchain?

geth is a tool used to run a ...READ MORE

Jun 11 in Blockchain by Rishi
32 views
0 votes
1 answer

web3 accounts coming undefined

Hi @gaurav! To access all the accounts, you ...READ MORE

Jun 10 in Blockchain by Ritvik
21 views
0 votes
1 answer

Decentralisation and Smart contract

Hey, @Vijayaprasad! The decentralization in Blockchain refers ...READ MORE

Jun 6 in Blockchain by Omkar
• 67,120 points
23 views
0 votes
0 answers

Corda - How to check if counter party nodes are running?

0 I have build a CorDapp using "Yo!CorDapp" ...READ MORE

May 28 in Blockchain by Sriram
• 160 points
23 views
0 votes
0 answers

Corda - How to check if counter party nodes are running?

I have build a CorDapp using "Yo!CorDapp" ...READ MORE

May 27 in Blockchain by Sriram
• 160 points
10 views
0 votes
3 answers

Cannot find module 'fabric-network' - is my application installation done wrong?

First, install grpc and run it: $ npm ...READ MORE

May 20 in Blockchain by John
145 views
0 votes
1 answer

Why Count keyword is used in HBase?

Hey, An aggregate function that returns the number ...READ MORE

May 24 in Blockchain by Gitika
• 19,720 points
18 views
0 votes
1 answer

Multichain installation error

Please follow the below steps to install ...READ MORE

May 22 in Blockchain by Wasim
16 views
0 votes
0 answers

What will happen to the transactions with unconsumed states when modified contract is integrated in the network?

I have build a CorDapp using "Yo!CorDapp" ...READ MORE

May 22 in Blockchain by Sriram
• 160 points
36 views
+1 vote
1 answer

How the data stored in the blockchain is verified?

Hey @mayukha. When a transaction is is ...READ MORE

May 20 in Blockchain by Rajendra
29 views
0 votes
1 answer

ERROR: for cli UnixHTTPConnectionPool(host='localhost, port=None) Read time out log_timeout_error()

Can't give proper solution without knowing what ...READ MORE

May 15 in Blockchain by Rishi
30 views
0 votes
1 answer

What is the use of role when registering user in Hyperledger Fabric

When you register a user, that user ...READ MORE

May 2 in Blockchain by Raj
488 views
+1 vote
1 answer

truffle compile

Try running the truffle commands as root. ...READ MORE

May 9 in Blockchain by Omkar
• 67,120 points
19 views
0 votes
1 answer

Module not found: Can't resolve './truffle-contract/build/contracts

Hey! Firstly, there seems to be a ...READ MORE

May 9 in Blockchain by Omkar
• 67,120 points
23 views
0 votes
1 answer

Unable to bring up first network in hyperledger fabric

I think there's a conflict with docker ...READ MORE

May 2 in Blockchain by Karan
60 views
0 votes
1 answer

Not able to connect to Ethereum client.

There is another way to link it. ...READ MORE

Apr 28 in Blockchain by Aashish Pasricha
38 views
0 votes
2 answers

How to install Ganache on Linux?

For linux you first need to download ...READ MORE

Jun 2 in Blockchain by Tushar
• 170 points
248 views
0 votes
1 answer

How can i import the csv/excel files into my contract and record the transaction ?

You can not directly import an excel/csv ...READ MORE

Apr 16 in Blockchain by Omkar
• 67,120 points
92 views
0 votes
1 answer

How can i integrate Omnet++ with ethereum ?? or is there any other simulator which can do this??

You can use Hive Validator. Using this, you ...READ MORE

Apr 9 in Blockchain by Omkar
• 67,120 points
57 views
+1 vote
1 answer
+1 vote
4 answers

Uncaught Error: Returned values aren't valid, did it run Out of Gas?

Could be due to previously set values. ...READ MORE

Jan 30 in Blockchain by Omkar
• 67,120 points
572 views
0 votes
1 answer

Hyperledger error-installation error

Hey, there is a thread for the ...READ MORE

Apr 5 in Blockchain by Omkar
• 67,120 points
40 views
0 votes
1 answer

Solidity, why the used function is placed before the brace "{}" when define a new function?

Hey there! 1. Yes, using the same name ...READ MORE

Apr 3 in Blockchain by Omkar
• 67,120 points
70 views