sibabrat | Reputations

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Difference between sendTransaction and sendRawTransaction in web3.js

I am getting confused with when to do web3.eth.sendTransaction() and when to do web3.eth.sendRawTransaction() ?

December 7, 20182
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November 5, 201810
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October 26, 201810
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Recipient address is not a contract address

Attempting to run transaction which calls a contract function, but recipient address 0x80f5dfa6fa272eb90abad7974992e4d8f6631360 is not a contract address. I am using truffle framework and after migrating...

October 22, 20182
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What is technological difference between Ethereum and Hyperledger?

How hyper ledger is Permissioned blockchain?

October 16, 20182
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Arcade City Tokens

Simply put, Swarm City’s token, SWT, is used as the unit of exchange for all transactions on their network. Since SWT is an ERC20 token, and Swarm City runs on Ethereum, Ether is involved to an extent,...

October 11, 20185
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What is BitBAY?

It is a free market place which works on  decentralised principle . You actually can connect to the vendors or peers not like amazon or ebay . Which definitely will be less time consuming and secure...

October 11, 20185
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Invalid Or Unexpected Token.

while checking the balance of account in local Ethereum development  I am getting this error Invalid or Unexpected Token . i am using web3 for the api web3.fromWei(web3.eth.getBalance(‘0xf17f52151ebef6c7334fad080c5704d77216b732’),...

October 11, 20182
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What is Gas Price?

If you want to spend less on a transaction, you can do so by lowering the amount you pay per unit of gas. The price you pay for each unit increases or decreases how quickly your transaction will be mined....

October 11, 20185
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How to calculate gas used for adding one contract in Ethereum blockchain ?

I have created one simple smart contract . When I want to add it in Ethereum blockchain . Is there any way to calculate how  much gas will be used for the contract ?

October 10, 20182
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If i’m travelling around the world and should i prefer payments using Cryptocurrency?

SURELY YOU ARE . The whole point of using a blockchain is to let people—in particular, people who don’t trust one another—share valuable data in a secure, tamperproof way. That’s because blockchains...

October 10, 20185
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How many wallets are compatible with ethereum tokens?

The following wallets are known to be compatible with Ethereum tokens (ERC-20 standard) MyEtherWallet (no download needed) MetaMask (Firefox and Chrome browser addon) Recommended Mist (Desktop)...

October 10, 20185
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What is an escrow?

Escrow is a financial arrangement that allows a third party who is neither a buyer nor a seller to hold something of great value. This arrangement helps to make the transactions safer. The Escrow service...

October 10, 201810