# IOTA TL;DR
###### tags: `Study` `Blockchain`
:::danger
本區討論僅作為本人吸收後的摘要，故只會有大略描述，詳細內容仍得看藍色連結。
:::
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## 其他討論
:::success
* [IOTA 不靠譜？](https://www.chainnews.com/articles/165332605290.htm)
* [PTT kugwa 的 IOTA 系列文](https://www.ptt.cc/bbs/DigiCurrency/M.1516023368.A.1F1.html)
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## IOTA 為何需要 Coordinator ？
### 參考：
:::info
* https://iota.stackexchange.com/questions/1577/how-exactly-are-transactions-verified-and-confirmed-in-iota
* https://iota.stackexchange.com/questions/1440/how-does-a-new-use
Nov 23, 2019・Contributed by
# Bitcoin TL;DR
###### tags: `Study` `Blockchain`
:::danger
本區討論僅作為本人吸收後的摘要，故只會有大略描述，詳細內容仍得看藍色連結。
:::
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## 查詢關鍵字
`P2PK` `P2SH` `Pruning`
## 相關討論
:::success
:::
## 什麼是 Pay-to-Script-Hash ?
### 太多自己看：
:::info
* https://learnmeabitcoin.com/glossary/p2sh
* https://en.bitcoin.it/wiki/Pay_to_script_hash
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## What is Lightning Network ?
:::info
* https://en.wikiversity.org/wiki/Revocable_Sequence_Maturity_Contracts
* https://en.bitcoin.it/wiki/Hash_Time_Locked_Contracts
* https://github.com/m
Nov 23, 2019・Contributed by
:::danger
本區討論僅作為本人吸收後的摘要，故只會有大略描述，詳細內容仍得看藍色連結。
:::
查詢關鍵字
BFT PoS DPoS Stealth ZKP
找時間看的討論
:::spoiler
Nov 23, 2019・Contributed by
# Ethereum TL;DR
###### tags: `Study` `Blockchain`
:::danger
本區討論僅作為本人吸收後的摘要，故只會有大略描述，詳細內容仍得看藍色連結。
:::
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## 查詢關鍵字
`MerkleTree` `RLP` `Ethash` `Smart Contract`
## 相關討論
:::success
* [x] [Ethereum Light Client](https://blog.ethereum.org/2015/01/10/light-clients-proof-stake/)
* [x] [Ethereum Light Client Protocol](https://github.com/ethereum/wiki/wiki/Light-client-protocol)
* [x] [Brief of Light Node](https://www.parity.io/what-is-a-light-client/)
* [x] [Ethereum Sharding](https://med
Nov 23, 2019・Contributed by
# Hadoop Ecosystem (HDFS, MapReduce)
###### tags: `Course`
## Hadoop 必須套件
以下套件為本次安裝過程中會使用到的部分 :
* [Ubuntu 18.04 LTS (64-bits)](https://www.ubuntu.com/download/desktop/thank-you?version=18.04.2&architecture=amd64)
* [Hadoop 3.2.0](https://www.apache.org/dist/hadoop/core/hadoop-3.2.0/hadoop-3.2.0.tar.gz)
* [Zookeeper 3.4.14](http://apache.stu.edu.tw/zookeeper/zookeeper-3.4.14/zookeeper-3.4.14.tar.gz)
* [Java 8 oracle](https://openjdk.java.net/install/)
## Hadoop 安裝前所需注意的事項
1. 此處會跳過 ubuntu 16.0
Jul 09, 2019・Contributed by
