Course Intermediate 10951
Course Introduction:"Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.
Course Advanced 17019
Course Introduction:"Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.
Course Advanced 10715
Course Introduction:"Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.
Course Introduction:sed usage 1. Replace symbols: sed -e 's#/#-#g' -e's#:#-#g' passwd 2. Use the sed file to enter the command: vim 123.sed s#:#/#g s#/#-#g sed -f 123.sed passwd 3. Print: sed -n 2p passwd 4. Replace the nth match: sed 's/in/AAAAA/2' passwd root:x:0:0:root:/root:/b
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