User X Tian

95 votes

Accepted

How to send data to a serial port and see any answer?

answered Feb 26, 2014 at 14:33

71 votes

Accepted

Anyway to navigate percentage-wise in vim?

answered Feb 19, 2014 at 11:59

32 votes

What's ssh port forwarding and what's the difference between ssh local and remote port forwarding

answered Feb 19, 2014 at 14:02

26 votes

Why is iterating over a file twice faster than reading it into memory and computing twice?

answered Mar 19, 2014 at 9:07

17 votes

get approximate size of directory (recursively including all files and sub-directories)

answered Feb 10, 2014 at 22:11

17 votes

How to find the path of a file based on its name?

answered Feb 11, 2014 at 0:26

16 votes

Why can't I run GUI apps as root: "No protocol specified"?

answered Mar 9, 2014 at 9:14

15 votes

Accepted

Why does GDB need the executable as well as the core dump?

answered Aug 25, 2017 at 9:19

15 votes

How does word count work for newline (-l)? Number of newlines or lines

answered Feb 25, 2014 at 10:23

13 votes

Batch renaming files

answered Feb 10, 2014 at 16:45

12 votes

Why 'echo $0' gives different result for two different terminals?

answered Feb 7, 2014 at 16:32

12 votes

how to emulate "replace a b b a" with a sed?

answered Nov 10, 2013 at 11:31

12 votes

Accepted

Awk regular expression syntax with number of repetition - different handling between gawk 3 and gawk 4

answered Feb 24, 2014 at 20:23

11 votes

How can I listen to communication between a process and a serial port?

answered Feb 24, 2014 at 14:05

11 votes

Accepted

nginx logrotate error on cron job

answered Jun 16, 2015 at 1:06

10 votes

Accepted

How to use lsof to identify incoming TCP connections?

answered Jun 24, 2015 at 11:23

10 votes

Program output redirection

answered Oct 13, 2015 at 14:28

10 votes

Where is a named semaphore stored?

answered Apr 11, 2016 at 11:26

9 votes

ssh, sudo, then download?

answered Oct 19, 2015 at 12:13

9 votes

Accepted

Why (and how) did using cat on binary files mess up the terminal?

answered Mar 13, 2014 at 10:08

9 votes

How to get a list of applications associated with a file using command line

answered Feb 7, 2014 at 18:55

8 votes

Order of redirections

answered Nov 8, 2013 at 13:22

8 votes

Accepted

solution to rotate log files

answered Feb 17, 2014 at 13:32

7 votes

Batch renaming of files

answered Feb 9, 2014 at 18:34

6 votes

Keep NumLock always on

answered Nov 9, 2013 at 18:48

6 votes

Cannot connect to X server :0.0 as superuser

answered Jan 31, 2014 at 12:48

6 votes

Accepted

Can you provide an example use for `zrun`?

answered Feb 19, 2014 at 13:30

6 votes

Accepted

change file size format when using stat

answered Jun 2, 2015 at 9:20

6 votes

How to restrict a user to one folder and not allow them to move out his folder

answered Jun 11, 2015 at 11:25

6 votes

How to get information about files being copied to my machine by remote rsync command?

answered Oct 21, 2015 at 10:01

Stack Exchange Network

306 Answers

How to send data to a serial port and see any answer?

Anyway to navigate percentage-wise in vim?

What's ssh port forwarding and what's the difference between ssh local and remote port forwarding

Why is iterating over a file twice faster than reading it into memory and computing twice?

get approximate size of directory (recursively including all files and sub-directories)

How to find the path of a file based on its name?

Why can't I run GUI apps as root: "No protocol specified"?

Why does GDB need the executable as well as the core dump?

How does word count work for newline (-l)? Number of newlines or lines

Batch renaming files

Why 'echo $0' gives different result for two different terminals?

how to emulate "replace a b b a" with a sed?

Awk regular expression syntax with number of repetition - different handling between gawk 3 and gawk 4

How can I listen to communication between a process and a serial port?

nginx logrotate error on cron job

How to use lsof to identify incoming TCP connections?

Program output redirection

Where is a named semaphore stored?

ssh, sudo, then download?

Why (and how) did using cat on binary files mess up the terminal?

How to get a list of applications associated with a file using command line

Order of redirections

solution to rotate log files

Batch renaming of files

Keep NumLock always on

Cannot connect to X server :0.0 as superuser

Can you provide an example use for `zrun`?

change file size format when using stat

How to restrict a user to one folder and not allow them to move out his folder

How to get information about files being copied to my machine by remote rsync command?