Summary of frequently used commands (with petit commentary)

This article is conscious of "you can use it with copy and paste!"

A supplementary explanation of when and when to use it as a petite commentary The path varies depending on the environment, but I am making it available with some changes after copying and pasting

apache version check

[root@localhost~ #] httpd -v

Move to the front of httpd.conf

[root@localhost~ #] cd /etc/httpd/conf

Edit httpd.conf

[root@localhost~ #] vi /etc/httpd/conf/httpd.conf

Operation check of conf file under / etc / httpd /

[root@localhost~ #] httpd -t

Check access log and error log in real time

[root@localhost~ #] tail -f /var/log/httpd/access_log [root@localhost~ #] tail -f /var/log/httpd/error_log

Access_log / error_log Move to the front

[root@localhost~ #] cd /var/log/httpd vi(vim) [root @ localhost ~ #] vi file name (pass through the path) → The file edit screen will be displayed.

Edit input mode You cannot edit unless you press this.

i

Exit edit input mode

esc key (upper left of keyboard)

Close the edit screen without saving

:q!

Save and close with edit screen

:wq

Save only. Edit screen does not close

:w

One word forward

b

To the end of the word

e

To the next word

w

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