Learning is a chore
Mr. Kazuo Inamori wrote a word in the "living law", the delay has been given to their advanced disease
"Work so-so, just looking at the interest in the game and happy, at best, can only obtain temporary pleasure, never tasted gush from the heart of surprise and joy, but the joy from work is not as sweet as - into his mouth it is full of sweetness, but need elbow grease from leaking and hard, so when we attentively, diligently to overcome the sense of achievement after the hardships, there is no such kind of joy can be compared. "
"Not to mention human life, work occupies a large proportion, if not, work to get a sense of fulfillment from work, then even find happiness from somewhere else, and ultimately we will still feel the emptiness and regret."
Share the spirit of open source
Low-risk, high-quality, low-cost, more transparent
use of the free, free to modify, spread freedom, toll free, free to create derivatives
Why learn Linux system
Linux is an open source system, compared to Windows has the following several advantages
1. stably and efficiently
2. free or a small fee
3. Less vulnerabilities and quick fixes
4. The multitasking user
5. more secure user and file permissions Strategy
6 the embedded system is suitable for small kernel
7. relatively resource-intensive
Common Linux system
1. Red Hat Enterprise Linux (RHEL)
2. Community Enterprise Operating System (CentOS)
3.Fedora
4.openSUSE
5.Gentoo
6.Debian
7.Ubuntu
Red Hat Certified
- RHCSA: there is a certain understanding of the Linux system, and is able to skillfully use Linux commands to complete the task
- RHCE: RHCSA must first obtain certification, suitable for basic operation and maintenance of Linux administrator
- RHCA：在完成上两个认证后需再完成5门课程的考试才能获得此认证。考察的是考生对红帽卫星服务、红帽系统集群、红帽虚拟化、系统性能调优以及红帽云系统的安装搭建与维护能力
书本笔记
