I have several hundred PDFs under a directory in UNIX. The names of the PDFs are really long (approx. 60 chars). When I try to delete all PDFs together using the following command: rm -f *.pdf I get the following error: /bin/rm: cannot execute [Argument list too long] What is the solution to this error? … Read more
As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for … Read more
I’m looking for the string foo= in text files in a directory tree. It’s on a common Linux machine, I have bash shell: grep -ircl “foo=” * In the directories are also many binary files which match “foo=”. As these results are not relevant and slow down the search, I want grep to skip searching … Read more
There is this example code, but then it starts talking about millisecond / nanosecond problems. The same question is on MSDN, Seconds since the Unix epoch in C#. This is what I’ve got so far: public Double CreatedEpoch { get { DateTime epoch = new DateTime(1970, 1, 1, 0, 0, 0, 0).ToLocalTime(); TimeSpan span = … Read more
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Stack Overflow. Closed 12 months ago. Improve this question If I want find the differences between two directory trees, I usually just execute: diff -r dir1/ dir2/ This … Read more
Recently I was asked this during a job interview. I was honest and said I knew how a symbolic link behaves and how to create one, but do not understand the use of a hard link and how it differs from a symbolic one. 25 s 25 Underneath the file system, files are represented by … Read more
Is there an easy way I can print the full path of file.txt ? file.txt = /nfs/an/disks/jj/home/dir/file.txt The <command> dir> <command> file.txt should print /nfs/an/disks/jj/home/dir/file.txt 35 s 35
I want to traverse all subdirectories, except the “node_modules” directory. 14 s 14 Recent versions of GNU Grep (>= 2.5.2) provide: –exclude-dir=dir which excludes directories matching the pattern dir from recursive directory searches. So you can do: grep -R –exclude-dir=node_modules ‘some pattern’ /path/to/search For a bit more information regarding syntax and usage see The GNU … Read more
Is there a command or an existing script that will let me view all of a *NIX system’s scheduled cron jobs at once? I’d like it to include all of the user crontabs, as well as /etc/crontab, and whatever’s in /etc/cron.d. It would also be nice to see the specific commands run by run-parts in … Read more
I have only found how to wait for user input. However, I only want to pause so that my while true doesn’t crash my computer. I tried pause(1), but it says -bash: syntax error near unexpected token ‘1’. How can it be done? 10 s 10 Use the sleep command. Example: sleep .5 # Waits … Read more
