1. Intro Delete python 2 (Default installed) 2. Command # check python2 version python –version # Delete python2 sudo apt purge python2.x-minimal # Install pip3 sudo apt install python3-pip # link python2 -> python3 sudo ln -s /usr/bin/python3 /usr/bin/python sudo ln -s /usr/bin/pip3 /usr/bin/pip # check python version python –version
리츠에 대한 생각
1. 리츠란? 리츠정보시스템에서 정의하는 리츠는 다음과 같다. 리츠(Real Estate Investment Trusts)*란 부동산투자회사법 제2조제1호에 따라 다수의 투자자로부터 자금을 모아 부동산, 부동산 관련 증권 등에 투자·운영하고 그 수익을 투자자에게 돌려주는 부동산 간접투자기구인 주식회사임. 2. 리츠 열풍 최근 주식/부동산 열풍으로 실물 자산과 실물 경제의 괴리율이 커진 상황에서 변동성이 커지면서 안전 자산의 성격을 가진 리츠에 대한 관심과 신규 […]
Windows default settings batch file
1. Intro Windows default settings batch file. 2. File win
Update Visual C++
1. Link https://support.microsoft.com/en-us/topic/the-latest-supported-visual-c-downloads-2647da03-1eea-4433-9aff-95f26a218cc0
md5sum directory
1. Abstract If you need an md5sum for a directory, you can get the md5sum for the files and md5sum for that list. 2. Command find [Directory] -type f -exec md5sum {} \; | sort -k 2 | md5sum
Find files that do not contain a specific string
1. Abstract Find files that do not contain a specific string 2. Command grep -c “string_to_find” *
Change or Remove web page of XenServer
1. Intro If you want to change or delete the web page of XenServer 2. How to do? Change or Remove File cd /opt/xensource/www
Mount ownership
1. Abstract How to change ownership to root when trying to mount NAS disk to server (CentOS) but ownership is automatically set to nobody 2. How to use? vi /etc/idmapd.conf : Uncomment, change User/Group Nobody-User = root Nobody-Group = root
Install XenServer
1. Abstract Install XenServer on Desktop Computer XenServer 8.2 • Kernel version: Linux 4.19 • Xen hypervisor version: 4.13 • Control domain operating system version: CentOS 7.5 2. Download https://www.citrix.com/downloads/ ※ Login required 3. Install USB-stick use Rufus : https://rufus.ie/ 4. Install Computer
Clean unuse kernel
1. Intro If you have an old kernel that you are not using, you should delete it. Because it fill up the /boot capacity. 2. How to do? 2.1. check kernel # current kernel uname -a # list kernel sudo dpkg –list | grep linux-image 2.2. Delete old kernel sudo apt purge linux-image-[version] […]