Most viewed questions in Blockchain

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How can I verify my bitcoin transaction independently?

Transactions are first, verified by the miners, and ...READ MORE

Apr 8, 2022 in Blockchain by Rahul
• 9,670 points
202 views
0 votes
1 answer

Store contract results tag in a variable

then() takes a function as argument that is ...READ MORE

Oct 9, 2018 in Blockchain by Omkar
• 69,190 points
201 views
0 votes
1 answer

I am not able to change array elements globally

Remove the constant modifier from getArray(). constant functions do not write state ...READ MORE

Oct 9, 2018 in Blockchain by Omkar
• 69,190 points
200 views
0 votes
1 answer

timmolter/XChange - Cryptsy GetFee

Looks like cryptsy posts their fees here: Fees if(VolumeInBTC ...READ MORE

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

How do I ensure that the token name is not redundant?

From my experience no, the trick is ...READ MORE

Jul 11, 2018 in Blockchain by Shashank
• 10,400 points
200 views
0 votes
1 answer

Are Ethereum contract function securable?

The reason is that you are using ...READ MORE

Oct 30, 2018 in Blockchain by Christine
• 15,790 points
199 views
0 votes
0 answers

WA: With the wings of the technology, constantly broadening the field of development

According to the history, in the Internet ...READ MORE

Jan 24, 2019 in Blockchain by anonymous

recategorized Jan 24, 2019 by Vardhan 198 views
0 votes
1 answer

Building Hyperledger Fabric Blockchain

To build your own app using Hyperledger ...READ MORE

Aug 9, 2018 in Blockchain by slayer
• 29,350 points
196 views
0 votes
2 answers

Difference between various blockchain protocols

There are several differences between those blockchain ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
194 views
0 votes
1 answer

How is computational and electricity wastage be avoided other than successful bitcoin miner?

What you are describing is an inherent ...READ MORE

Jul 14, 2018 in Blockchain by Shashank
• 10,400 points
188 views
0 votes
1 answer

Blockchain POC on DApps in Java

You could be a little more specific ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
• 7,680 points
182 views
0 votes
1 answer

bitcoin to currency converter and it's reverse in php

Ok, you can get the value by ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
• 9,670 points
180 views
0 votes
1 answer

what is blockchain private key?

A cryptocurrency user's private key is what ...READ MORE

Jan 7, 2022 in Blockchain by Edureka
• 11,930 points
180 views
0 votes
1 answer

Why do we not use Istanbul Byzantine Fault Tolerance (IBFT) in Public Blockchains?

The use of the IBFT consensus involves ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
• 9,670 points
179 views
0 votes
0 answers

Identification of purchased product

I have created coins on test network.Now ...READ MORE

Jul 6, 2018 in Blockchain by charlie_brown
• 7,720 points
178 views
0 votes
0 answers

how does blockchain work?

Jan 7, 2022 in Blockchain by Edureka
• 13,130 points
177 views
0 votes
1 answer

IBM Cloud - Blockchain platform | Problem creating MSP definition

I have found a solution by doing ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
• 9,670 points
176 views
0 votes
1 answer

Why is Proof of Work necessary in Blockchain?

You are missing the double-spending problem. If ...READ MORE

Apr 12, 2022 in Blockchain by Soham
• 9,700 points
173 views
0 votes
1 answer

Bitcoin ticker + fontawesome

Font Awesome arrow up is displayed like ...READ MORE

Apr 12, 2022 in Blockchain by Soham
• 9,700 points
173 views
0 votes
0 answers

Node.js blockchain bitcoin api

So I want to use this: (taken ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
• 9,670 points
173 views
0 votes
0 answers

How to Query Transaction on Hyperledger Sawtooth?

I want to perform CRUD operations in ...READ MORE

Mar 8, 2022 in Blockchain by Soham
• 9,700 points
169 views
0 votes
1 answer

How exchanges (Binance, Coinbase) record user trade into blockchain

Merkle tree will allow us to multiplex ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,700 points
169 views
0 votes
1 answer

Candlestick chart on bitcoinwisdom

In searching bitcoinwisdom's forums, I found a ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
165 views
+1 vote
1 answer

Does deploying a contract mean create a new block in blockchain?

Does deploying a contract mean creating a ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
• 9,670 points
165 views
0 votes
1 answer

Where does Hyperledger fabric store the public key and private key of the user?

It signs the transaction (eg. initiated by ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
• 9,670 points
164 views
0 votes
1 answer

Currency Conversion using PHP

 An example of converting EUR to USD ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
• 9,670 points
158 views
0 votes
1 answer

In-App Purchase vs. support developer with bitcoin

Not only do I think this will ...READ MORE

Apr 12, 2022 in Blockchain by Soham
• 9,700 points
157 views
0 votes
1 answer

How to get bitcoins for testing?

In order to see how Bitcoin works, ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
157 views
0 votes
1 answer

NodeJs blockchain on private ethereum

From what I understand, your JS code ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
152 views
0 votes
1 answer

What is the "eosio" account re:EOS blockchains?

Its private key is stored at config.ini # ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
• 7,680 points
151 views
0 votes
1 answer

how Localbitcoins and other bitcoin wallet able to send/receive without network fee

Organizations that offer online wallets aren't obligated ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
• 9,670 points
151 views
0 votes
0 answers

Store Images on/off blockchain? which is better?

I have been using hyperledger fabric and ...READ MORE

Mar 4, 2022 in Blockchain by Soham
• 9,700 points
150 views
0 votes
0 answers

How to get AUD price of bitcoin at a particular date

I am trying to find out how ...READ MORE

Mar 1, 2022 in Blockchain by Soham
• 9,700 points
150 views
0 votes
1 answer

Crypto Currency ICO process

To answer your question, only for the ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,700 points
150 views
0 votes
1 answer

understanding cryptocoins mining profit calculation

 The problem is that the miner you ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
• 9,670 points
149 views
0 votes
1 answer

Etheruem: Pyethereum Error

Try running this: sudo easy_install -U setuptools In my ...READ MORE

Sep 28, 2018 in Blockchain by digger
• 26,740 points
146 views
0 votes
1 answer

Get bitcoin historical data

Actually, you CAN get the whole Bitcoin ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
145 views
0 votes
1 answer

Bluemix Blockchain

To answer your doubt, the  "starter network" ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
144 views
0 votes
1 answer

Can I perform transaction from different server - Blockchain

You need to understand the differences between ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
• 7,680 points
141 views
0 votes
0 answers

How do I do experiments of blockchain consensus algorithms

I'm writing a paper on the blockchain ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
• 9,670 points
141 views
0 votes
1 answer

Get amount of Bitcoins at an address with PHP

While checking the Coinbase address balance, the ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,700 points
139 views
0 votes
1 answer

Bitcoin Price that updates in specific Seconds

The better way to do so is ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,700 points
134 views
0 votes
1 answer

What is blockchain and Ethereum? Where is it used?

A blockchain is an immutable, sequential chain of ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
• 9,670 points
133 views
0 votes
0 answers

Can a blockchain be Centralised? Will it be called as Blockchain if it is centralised?

I was reading a lot of articles ...READ MORE

Mar 3, 2022 in Blockchain by Soham
• 9,700 points
131 views
0 votes
0 answers

how can i use blockchain?

Jan 7, 2022 in Blockchain by Edureka
• 13,130 points
131 views
0 votes
1 answer

How can I verify my bitcoin transaction independently?

Transactions are verified by miners, they do ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
• 9,670 points
130 views
0 votes
1 answer
0 votes
0 answers

What is the difference between Amazon managed Blockchain and Amazon Blockchain Templates?

I am a beginner in Blockchain and ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
• 9,670 points
124 views
0 votes
1 answer

Transaction in a blockchain

I assume you should take it as ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
• 7,680 points
121 views
0 votes
0 answers

Blockchain and HyperLedger Fabric difference

While I was trying to understand blockchain ...READ MORE

Mar 3, 2022 in Blockchain by Soham
• 9,700 points
118 views