Android ASP Astrology Bitcoin Blowfish Built-in C# Calendar CD-DVD Chinese Cryptography DES Encoding Ethereum Flash GB2312 General H History HTML Java JavaScript JDBC JSP JVM Movie Music MySQL Perl PHP Physics PKI Reference REST SOAP Sorting Swing UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO

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Ethereum Public Key and Private Key Example
This section describes examples of public key and private key of an Ethereum account. 2020-11-19, 138👍, 1💬

Get Free Ether from faucet.metamask.io
This section describes how to get some free Ether form faucet.metamask.io. 2020-10-15, 5583👍, 8💬

💬 2020-10-10 Herong: venkatesh, test Ether has no real value. So there is no way to convert it to real Ether.

💬 2020-10-08 venkatesh: Can we convert test ethereum to real ethereum

💬 2020-08-15 Herong: sb, Minereum Airdrop is closed now. But it was real.

💬 2020-08-03 sb: can you guide me is MNE airdrop is real, they said i have to pay 1 ETH for update level of my tokens. is that real, i haven"t th...

💬 2020-06-30 ss: need ether they are saying user is too greedy

(More comments ...)

"Head State Missing" Error on Restarting "geth"
This section describes the issue with 'Head State Missing' error on restarting 'geth' on a private network. 2020-07-22, 673👍, 5💬

💬 2020-07-15 Herong: lhq, it might be resolved in newer versions. But I haven't get any chance to verify this.

💬 2020-07-11 lhq: How was it resolved? consult

💬 2020-07-11 lhq: 最后怎么解决的？请教

💬 2019-03-23 Herong: Zach, Thanks for your explanation. I will setup a two-peer network to try it later.

💬 2019-03-14 Zach S: From my project understanding: From interrupted exit. The node can't sync and must restart a full boot up from block 1. If you c...

"geth --light" - Ethereum Node Light Mode
This section describes 'geth --light' - Ethereum node in light mode 2020-01-28, 1410👍, 2💬

💬 2020-01-28 Herong: Sword, a “light” node only stores block headers. So it can not perform any transactions without the help from a “full” or “fas...

💬 2020-01-23 sword_smith: Can you tell us what a 'fast' node can do that a 'light' node cannot do? Are there any RPC calls that will be slower or disabled...

Connect MetaMask to Local "geth" Node
This section describes how to connect MetaMask to the 'geth' on the local host. 2019-10-05, 1368👍, 2💬

💬 2019-10-05 Herong: I am in the process of rebuild my local Ethereum node. Can anyone provide help to kbhar?

💬 2019-09-30 kbhar: I am not able to connect to metamask after selecting the localhost 8545 network. I am getting "something went wrong" error. Can ...

What Is Ethereum
This section describes what is Ethereum. 2019-06-17, 164👍, 2💬

💬 2019-06-16 Herong: Google translation of Shimon's comment: "I'm developing a Cipher factory that takes the data from Redis".

💬 2019-06-12 Shimon: Sto sviluppando una factory di Cipher che prenda i dati sorgenti da Redis

PDF Printing Version: Ethereum
Information on how to obtain the PDF version of this book for printing. 2019-03-14, 245👍, 1💬

💬 2019-03-14 Edmond: Thanks

Ethereum Tutorials - Herong's Tutorial Notes
This free book is a collection of tutorials and notes on Ethereum and blockchain. Topics include Blockchain, Ethereum, Cryptocurrency, Mining, MetaMask, Wallet. 2019-01-01, 1418👍, 2💬

💬 2018-05-11 meizumx4pkwn: tanxs so much Doc..request to share this to myFam n Frenz..

💬 2018-03-11 Ed: Thanks!

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Android ASP Astrology Bitcoin Blowfish Built-in C# Calendar CD-DVD Chinese Cryptography DES Encoding Ethereum Flash GB2312 General H History HTML Java JavaScript JDBC JSP JVM Movie Music MySQL Perl PHP Physics PKI Reference REST SOAP Sorting Swing UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO