# 2017 Computer science Computer Center (CSCC) Introduction
###### tags: `NCTUCSCC`
## CSCC location
EC315,EC316,EC321,EC324
## Attentions of CSCC
+ No food or drink(except for water with bottle cap)
- There is a table outside which could be placed food and drink.
+ In weekdays and holiday, there are not duty. Hence,if you want to enter CSCC, you need permission(student card ID).
- only you have CSCC account to enter CSCC
+ To log in computer in CSCC, you need CSCC account.(but you can use user/cscs account)
- apply CSCC account:https://www.cs.nctu.edu.tw/cscc/account/
+ CSCC cchonor:https://www.cs.nctu.edu.tw/cchonor/
## Service of CSCC
+ Linux/BSD workstation
- Arch Linux (linux1 ~ linux6)
- BSD (BSD1 ~ BSD6)
- ex : linux1.cs.nctu.edu.tw
+ computer classroom(Windows 10 / Windows 7)
+ Mail (@cs.nctu.edu.tw) : https://mail.cs.nctu.edu.tw/
+ borrow system: https://www.cs.nctu.edu.tw/libman
+ old exam :https://oldexam.nctucs.tw/login
+ MySQL:https://www.cs.nctu.edu.tw/cscc/mysql/index.php
+ printer\3D printer\poster printer
+ help:https://help.cs.nctu.edu.tw/
## CSCC Workstation usage
[easily read link](http://people.cs.nctu.edu.tw/~chhu0830/CSCC%20Intro.pdf)
+ Workstation introduction
- linux[1~6] and bsd[1~6] offer 2 Core,8 G ram
- every user home folder(~) volume limits is 307MB,Mail volume limits is 100000KB
- Please don't occupy /tmp(after rebooting,your data would loss)
- tmux
- create "public_html" folder in your home folder. This can offer personal website.
>web url like below format
>http://people.cs.nctu.edu.tw/~useraccount
+ use Windows
+ SSH
- Software:Putty, MobaXterm .etc
- Open Putty and enter "Host name" and "Port"(22)
- choose accept "Server key"
- enter account and password in terminal
- If you login at first time.Please use "passwd" instruvtion to change password
- Mail forwarding
1. execute mail-foward-wizard instruction in terminal
2. [Enable mail]
3. [是否啟用?(Yes)]
4. [是否轉送?(Yes)]
5. enter your email
6. enter confirm key(from step 5 email)
7. [use procmail?(No)]
8. [save and exit]
+ SFTP (file transmission)
- open FileZilla
- [host] enter
sftp://XXXXX.cs.nctu.edu.tw
→ bsd1~bsd6 linux1~linux6
- [username]enter your CSCC account
- [password]enter your CSCC account password
- click "Quickconnect"
- [Trust this host and carry on connecting?(ok)]
+ use Linux
- ssh username@linux1.cs.nctu.edu.tw
- sftp username@linux1.cs.nctu.edu.tw
- scp
+ lxc
- LXC (Linux Containers) is an operating-system-level virtualization method for running multiple isolated Linux systems (containers) on a control host using a single Linux kernel.,[more information on wiki](https://en.wikipedia.org/wiki/LXC).CSCC has one lxc server(lxc.cs.nctu.edu.tw) for everyone learning and using lxc.every user have one lxc(5G disk space).You can use it to offer web server and other services。
- apply:https://help.cs.nctu.edu.tw/help/index.php?title=Linux%E5%B7%A5%E4%BD%9C%E7%AB%99_LXC_%E4%BD%BF%E7%94%A8%E8%BE%A6%E6%B3%95
## other services
+ 3D printer
- File format: stl or gcode
- Please bring your file to CSCC duty table and request for help(only staff and student of NCTU Computer science can use this service)
> Some suggestion:
Don't print complicated "float" component(will failed)
3D printer have size limits.
3D printer have resolution restriction.
- You can use SketchUp or opencad to create your model.
+ Poster
- HP Designjet Z3200 (A0 A1 A2, color single-sided)
- If you have professor endorsement,you can print for free.
- Personal demand is not free.