User Peter Cordes

63 votes

Accepted

Why is the Linux kernel 15+ million lines of code?

answered Aug 19, 2015 at 4:31

42 votes

Accepted

Is `~/Documents` a relative or an absolute path?

answered Aug 9, 2015 at 5:56

28 votes

Accepted

How to corrupt an archive file in a controlled way?

answered Aug 10, 2015 at 20:05

23 votes

What's the fastest way to generate a 1 GB text file containing random digits?

answered Nov 19, 2016 at 14:23

23 votes

Deleting billions of files from a directory while seeing the progress as well

answered Dec 2, 2016 at 1:22

20 votes

Why does mount happen over an existing directory?

answered Dec 23, 2015 at 12:33

20 votes

Accepted

How can I filter the contents of a tar file, producing another tar file in the pipe?

answered Aug 22, 2015 at 22:25

16 votes

Doesn't allowing a user mode program to access kernel space memory and execute the IN and OUT instructions defeat the purpose of having CPU modes?

answered Mar 11, 2019 at 3:10

16 votes

Why is the "ls" command showing permissions of files in a FAT32 partition?

answered Mar 21, 2019 at 14:38

14 votes

Search for a previous command with the prefix I just typed

answered Sep 23, 2015 at 21:44

13 votes

Accepted

Sort text files with multiple lines as a row

answered Dec 31, 2016 at 16:06

11 votes

Is there a tool or script that can very quickly find duplicates by only comparing filesize and a small fraction of the file contents?

answered Jul 13, 2022 at 3:48

11 votes

Quickly calculate date differences

answered Jan 31, 2015 at 3:39

9 votes

How to fix intermittant "No space left on device" errors during mv when device has plenty of space?

answered Aug 11, 2015 at 23:21

9 votes

Make grown extracted tar file small again

answered Jan 20, 2020 at 6:35

8 votes

Does Linux not use segmentation but only paging?

answered Sep 17, 2018 at 11:08

8 votes

How to use call-by-reference on an argument in a bash function

answered Aug 21, 2015 at 16:37

7 votes

What's the philosophy behind delaying writing data to disk?

answered Aug 22, 2015 at 23:41

7 votes

Accepted

how to generate list of installed packages from a full system backup?

answered Sep 19, 2015 at 17:20

7 votes

reinit NFS client without restart

answered May 1, 2015 at 22:23

7 votes

How to temporarily save and restore the IFS variable properly?

answered Mar 19, 2021 at 22:26

7 votes

What is the `tee` command in Linux?

answered Oct 27, 2023 at 8:29

7 votes

What command do I use to see the start and end block of a file in the file system?

answered Feb 29, 2016 at 4:57

7 votes

less file1 file2 | cat -- why does it work?

answered Dec 31, 2016 at 4:29

6 votes

Disable default Copy&Paste behaviour in Bash

answered Sep 14, 2016 at 14:11

6 votes

Accepted

at some time from now do something (and maybe also show result in console)

answered Dec 5, 2017 at 1:04

6 votes

How does a FIFO (named pipe) differs from a regular pipe (unnamed pipe)?

answered Apr 11, 2018 at 0:21

6 votes

Are file edits in Linux directly saved into disk?

answered Aug 24, 2018 at 14:21

6 votes

Is `yes | rm -r` safer than `rm -rf`?

answered Aug 30, 2021 at 20:17

5 votes

What is difference between sleep and NOP in depth?

answered Jul 11, 2022 at 12:22

Stack Exchange Network

122 Answers

Why is the Linux kernel 15+ million lines of code?

Is `~/Documents` a relative or an absolute path?

How to corrupt an archive file in a controlled way?

What's the fastest way to generate a 1 GB text file containing random digits?

Deleting billions of files from a directory while seeing the progress as well

Why does mount happen over an existing directory?

How can I filter the contents of a tar file, producing another tar file in the pipe?

Doesn't allowing a user mode program to access kernel space memory and execute the IN and OUT instructions defeat the purpose of having CPU modes?

Why is the "ls" command showing permissions of files in a FAT32 partition?

Search for a previous command with the prefix I just typed

Sort text files with multiple lines as a row

Is there a tool or script that can very quickly find duplicates by only comparing filesize and a small fraction of the file contents?

Quickly calculate date differences

How to fix intermittant "No space left on device" errors during mv when device has plenty of space?

Make grown extracted tar file small again

Does Linux not use segmentation but only paging?

How to use call-by-reference on an argument in a bash function

What's the philosophy behind delaying writing data to disk?

how to generate list of installed packages from a full system backup?

reinit NFS client without restart

How to temporarily save and restore the IFS variable properly?

What is the `tee` command in Linux?

What command do I use to see the start and end block of a file in the file system?

less file1 file2 | cat -- why does it work?

Disable default Copy&Paste behaviour in Bash

at some time from now do something (and maybe also show result in console)

How does a FIFO (named pipe) differs from a regular pipe (unnamed pipe)?

Are file edits in Linux directly saved into disk?

Is `yes | rm -r` safer than `rm -rf`?

What is difference between sleep and NOP in depth?