Czwarte_21
0 21 flashcards michalesq
câu hỏi  |
câu trả lời |
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How to navigate right in vim/vi
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right arrow or L
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How to navigate top in vim/vi
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top arrow or k
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How to navigate down in vim/vi
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down arrow or j
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How to in vi/vim copy entire line where the content is
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yy
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How to in vi/vim paste previously copied content
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p
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How to undo changes in vi/vim
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u
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how to cut line in vi/vim
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dd
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How to go to the bottom of the doc
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GG
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How to go to the top of the doc
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1 + G
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How to remove 21 lines at once?
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21dd
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if you want to run linux command from VI
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:!<linux command>
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Command to replace all 'words' in a document with different word
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%s/word_to_replace/word_I_want_to_replace/g
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Two types of links to another file
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symlinks and hard links
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how to create symlink
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ln -s /etc/motd motd
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Can symlinks work across file systems
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yes
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Can hardlinks work across file systems
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no
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How to create hard link
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ln VNCHOWTO vnchowto
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Symlink permissions - if user can edit file1, it does not mean it can edit file2.
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true
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What is inode?
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An inode is an entry in inode table, containing information (the metadata) about a regular file and directory
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Hardlinks - does permission change on one file change rights on the other?
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yes
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Hardlinks - will removal of one file in the hardlink will remove the second file in the same hardlink?
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No
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