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- linux - How does cat lt; lt; EOF work in bash? - Stack Overflow
The cat <<EOF syntax is very useful when working with multi-line text in Bash, eg when assigning multi-line string to a shell variable, file or a pipe Examples of cat <<EOF syntax usage in Bash:
- Can linux cat command be used for writing text to file?
cat "Some text here " > myfile txt Possible? Such that the contents of myfile txt would now be overwritten to: Some text here This doesn't work for me, but also doesn't throw any errors Specifically interested in a cat -based solution (not vim vi emacs, etc ) All examples online show cat used in conjunction with file inputs, not raw text
- git - How do I access my SSH public key? - Stack Overflow
On terminal cat ~ ssh id_rsa pub explanation cat is a standard Unix utility that reads files and prints output ~ Is your Home User path ssh - your hidden directory contains all your ssh certificates id_rsa pub OR id_dsa pub are RSA public keys, (the private key located on the client machine) the primary key for example can be used to enable cloning project from remote repository securely
- How to cat lt; lt;EOF gt; gt; a file containing code? - Stack Overflow
1 cat with <<EOF>> will create or append the content to the existing file, won't overwrite whereas cat with <<EOF> will create or overwrite the content
- Pandas not recognizing the `. cat` command when changing column to . . .
Pandas not recognizing the ` cat` command when changing column to categorical data Asked 5 years, 5 months ago Modified 5 years, 5 months ago Viewed 3k times
- Bash: redirect `cat` to file without newline - Stack Overflow
cat file1 | tr -d '\n' but that discards all the newlines in the file, also not desirable So, to repeat my question: How do I cat file1 into the new file and add user input without adding the newline between them? (cat is not a requirement, but I am not familiar with printf, so if that's the solution then please elaborate on its use)
- What is the difference between cat and print? - Stack Overflow
An essential difference between cat and print is the class of the object they return This difference has practical consequences for what you can do with the returned object
- How to retrieve a single file from a specific revision in Git?
Using low-level git plumbing commands Before git1 5 x, this was done with some plumbing: git ls-tree <rev> show a list of one or more 'blob' objects within a commit git cat-file blob <file-SHA1> cat a file as it has been committed within a specific revision (similar to svn cat) use git ls-tree to retrieve the value of a given file-sha1
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