Linux

 https://hungwei0331.pixnet.net/blog/post/351125458

Synology

 https://mariushosting.com/how-to-ssh-into-a-synology-nas/

https://techjogging.com/installing-and-using-pip-on-synology-dsm.html

https://community.synology.com/enu/forum/1/post/145224

https://kb.synology.com/zh-tw/DSM/help/DSM/AdminCenter/connection_ddns?version=7

http://timsherratt.org/digital-heritage-handbook/docs/python-pip-virtualenv/

https://kb.synology.com/en-me/DSM/tutorial/How_do_I_customize_the_alias_port_or_domain_for_specific_Synology_services

Telegram bot

 //Set Webhook

https://api.telegram.org/bot123456:ABCDEF-1234/setWebhook?url=https://你的DomainName/你的程式路徑

{

  "ok": true,

  "result": true,

  "description": "Webhook was set"

}

=================================================

//Delete(Remove) Webhook

https://api.telegram.org/bot123456:ABCDEF-1234/deleteWebhook

{

  "ok": true,

  "result": true,

  "description": "Webhook was deleted"

}

==================================================

//Get Webhook Information

https://api.telegram.org/bot123456:ABCDEF-1234/getWebhookInfo

{

  "ok": true,

  "result": {

    "url": "",

    "has_custom_certificate": false,

    "pending_update_count": 0

  }

}

Program to a Chip

 https://www.build-electronic-circuits.com/how-to-transfer-a-c-program-to-a-chip/

https://www.build-electronic-circuits.com/microcontroller-programming/

COVID Data

打針人數數據 by HK GOV

https://data.gov.hk/en-data/dataset/hk-fhb-fhbcovid19-vaccination-rates-over-time-by-age

檢測數字 by HK GOV

https://data.gov.hk/tc-data/dataset/hk-dh-chpsebcddr-novel-infectious-agent/resource/d9766bfb-ae78-4b52-a270-740c50978215

C++ for windows 10/11

1. Download msys64 from mingw-w64.org
2. install msys2 with installer(msys2-x86-xxxxx.exe)
3. open msys2, type  below and let all these install/update within the msys2 terminal
1. "pacman -Syu" 
2. "pacman -Su"
4. Open mingw64, type below and let all these install/update within the mingw64 terminal
1. "pacman -Ss gcc" for C compiler
2. "pacman -S mingw-w64-x86_64-gcc" for library update
3. check with "gcc --version" & "g++ --version" to check whether everything install well
4. "pacman -Ss gdb" for debugger
5. "pacmain -S mingw-w64-x86_64-gdb" for debugger library update
6. "gdb --version" to check everything install well 
5. Go system environment and set Drive:\msys64\mingw64\bin as Path

Reference

Common Math functions

https://en.cppreference.com/w/cpp/numeric/math

ASCII Table

https://www.asciitable.com/

Funds

 Hedge Fund

1. Blackrock Advisors
2. AQR Capital Management
3. Bridgewater Associates
4. Renaissance Technologies
5. Man Group
6. Elliott Management
7. Two Sigma Investments
8. Millennium Management
9. Davidson Kempner Capital Management
10. Citadel Advisors

Pension Funds

https://www.swfinstitute.org/fund-rankings/public-pension

Sovereign Wealth Fund

https://www.swfinstitute.org/fund-rankings/sovereign-wealth-fund

Private Equity Fund

Real Estate Fund

Listed Equity

Unlisted Equity

Real Estate