How to delete a list of files with grep Stack Overflow?

How to delete a list of files with grep Stack Overflow?

1 You can use ls and grep to find your files and rm -rf to delete the files. rm -rf $ (ls | grep car) But this is not a good idea to use this command if there is a chance of directories or files, you don’t want to delete, having names with the character pattern you are specifying with grep.

How to find and remove large files in process?

lsof -nP | grep ‘ (deleted)’. lsof -nP +L1, as mentioned by @user75021 is an even better (more reliable and more portable) option (list files that have fewer than 1 link). Or (on Linux): find /proc/*/fd -ls | grep ‘ (deleted)’. Or to find the large ones with zsh:

How to find and remove deleted files in process?

If you don’t know the pid, and are looking for deleted files, you can do: lsof -nP | grep ‘ (deleted)’. lsof -nP +L1, as mentioned by @user75021 is an even better (more reliable and more portable) option (list files that have fewer than 1 link). Or (on Linux): find /proc/*/fd -ls | grep ‘ (deleted)’.

Which is the correct way to execute grep?

You can group all the name primaries in a single find statement then have find execute grep. -type f since you’re looking for files, it’s better to specify the type to get the result faster. Beside the correct answer is indeed using -o and -exec, here’s a general way to capture the output of a previous command and parse it line by line

What does the LS-a command in grep do?

So that command doesn’t return the files whose name starts with p, q or s, but the lines of the filenames that start with p, q or s. Generally, you can’t post-process the output of ls reliably. -a is to include hidden files, that is files whose name starts with ..

How do I search for a file in grep?

To search through nested directories and subdirectories, use the -r (recursive) option. Note that you don’t provide a file name on the command line, you must provide a path. Here we’re searching in the current directory “.” and any subdirectories: grep -r -i memfree .

Can you use grep as a pipe in another program?

Using Pipes with grep Of course, you can pipe input to grep, pipe the output from grep into another program, and have grep nestled in the middle of a pipe chain.

How to delete files with string in Linux?

You can use find ‘s -exec and -delete, it will only delete the file if the grep command succeeds. Using grep -q so it wouldn’t print anything, you can replace the -q with -l to see which files had the string in them.

Is there a command to delete a file?

However, the -delete option may not available on all find versions. Hence, we can use the xargs command as follows too: -print0 – Force find command to print the full file name on the standard output, followed by a null character (instead of the newline character that -print uses).

How to match a string to a line in grep?

Using /Baeldung/, we’ll match any line with the string “ Baeldung “. But, with the exclamation mark (!), we negate the condition to get the desired result: Again, as we saw with grep, we had to use a temporary file as an intermediate step.

How to use RM with find and grep-Stack Overflow?

You really want to use find with -print0 and rm with –: A concrete example (removing all files below the current directory containing car in their filename): -print0, –null-data and -0 change the handling of the input/output from parsed as tokens separated by whitespace to parsed as tokens separated by the \\0 -character.

How to delete list of files in Stack Overflow?

So the file contains whitespace could be removed. Use rm with wildcard * rm * will delete all files rm *.ext will delete all files which have ext as extension rm word* will delete all files which starts with word. Thanks for contributing an answer to Stack Overflow!