User Ruslan

25 votes

2 answers

3k views

Why does tar appear to skip file contents when output file is /dev/null?

asked Apr 14, 2019 at 6:27

20 votes

3 answers

12k views

Can I exec an entirely new process without an executable file?

asked Sep 18, 2015 at 5:33

19 votes

3 answers

8k views

How to release keyboard and mouse from grab by a hung unkillable app? [duplicate]

asked Jan 13, 2019 at 9:40

13 votes

2 answers

1k views

Why does `watch` make `ls /tmp` list contents of $HOME?

asked Jan 29, 2016 at 19:41

11 votes

1 answer

2k views

Why does Alt+SysRq+B not always trigger while REISU do?

asked Jul 11, 2014 at 8:19

11 votes

1 answer

13k views

How to find out what distros are using particular Linux version?

asked Aug 29, 2015 at 6:24

8 votes

5 answers

3k views

Converting long numbers to hex with sed

asked Jun 25, 2015 at 10:30

6 votes

2 answers

9k views

swapoff fails when overcommit_memory==2

asked Sep 5, 2013 at 9:14

6 votes

2 answers

2k views

How do I get vendor-given name of my video card?

asked Jul 9, 2016 at 18:11

6 votes

1 answer

10k views

Why do I get "Binary file matches" with grep -I?

asked Apr 2, 2019 at 10:22

5 votes

1 answer

333 views

How to loop over ever-increasing list of files in bash?

asked Dec 3, 2017 at 12:47

5 votes

1 answer

1k views

Why does Linux list USB Host Controller' vendor as "Linux Foundation"?

asked Nov 14, 2020 at 23:21

5 votes

3 answers

5k views

How to update user/group settings of a running process?

asked Jun 10, 2015 at 3:47

4 votes

1 answer

60 views

Why am I able to open this file?

asked Jun 19, 2016 at 17:22

4 votes

1 answer

5k views

How to correctly use strace -e read=fd option?

asked Jan 15, 2020 at 10:47

3 votes

2 answers

3k views

Why does `date` ignore TZ environment variable?

asked Oct 8, 2019 at 10:23

3 votes

0 answers

205 views

Why does unmounting of a VFAT filesystem result in reading the whole FAT?

asked Jul 7, 2020 at 14:10

3 votes

0 answers

59 views

Why do Ubuntu and Debian still only ship usbutils 007 while it's 5 years old and new versions are available? [closed]

asked Aug 12, 2018 at 8:52

3 votes

0 answers

375 views

How to limit strace `file` tracing to only /proc/*/mem?

asked Aug 11, 2017 at 16:17

3 votes

0 answers

195 views

How to set VertRefresh without restarting X?

asked Feb 28, 2015 at 13:19

3 votes

1 answer

275 views

Are FPU/SSE/AVX registers not saved in core dumps?

asked Sep 15, 2016 at 12:49

3 votes

2 answers

209 views

How to replace a piece of text only if it doesn't appear elsewhere in the file?

asked Apr 6, 2016 at 7:41

2 votes

0 answers

1k views

Can thread ID be 0?

asked Jan 12, 2017 at 12:27

2 votes

1 answer

96 views

Has Mesa dropped support for HW acceleration on very old GPUs?

asked Jul 21, 2016 at 14:09

2 votes

1 answer

714 views

Why does `date` print date with wrong word order when localized?

asked May 14, 2015 at 10:10

2 votes

1 answer

518 views

How to correctly unbuffer a pipeline?

asked Aug 18, 2017 at 14:35

2 votes

1 answer

1k views

How does Magisk on Android work as su without setuid and capabilities?

asked Aug 14, 2018 at 21:12

2 votes

1 answer

984 views

How to determine what entity changes Xorg DPI settings?

asked Mar 19, 2020 at 7:37

1 vote

0 answers

2k views

How does Ubuntu 14.04 achieve persistent eth* interfaces?

asked Jul 29, 2014 at 18:00

1 vote

1 answer

649 views

How to set default personality for a kernel?

asked May 14, 2016 at 5:25

Stack Exchange Network

34 Questions

Why does tar appear to skip file contents when output file is /dev/null?

Can I exec an entirely new process without an executable file?

How to release keyboard and mouse from grab by a hung unkillable app? [duplicate]

Why does `watch` make `ls /tmp` list contents of $HOME?

Why does Alt+SysRq+B not always trigger while REISU do?

How to find out what distros are using particular Linux version?

Converting long numbers to hex with sed

swapoff fails when overcommit_memory==2

How do I get vendor-given name of my video card?

Why do I get "Binary file matches" with grep -I?

How to loop over ever-increasing list of files in bash?

Why does Linux list USB Host Controller' vendor as "Linux Foundation"?

How to update user/group settings of a running process?

Why am I able to open this file?

How to correctly use strace -e read=fd option?

Why does `date` ignore TZ environment variable?

Why does unmounting of a VFAT filesystem result in reading the whole FAT?

Why do Ubuntu and Debian still only ship usbutils 007 while it's 5 years old and new versions are available? [closed]

How to limit strace `file` tracing to only /proc/*/mem?

How to set VertRefresh without restarting X?

Are FPU/SSE/AVX registers not saved in core dumps?

How to replace a piece of text only if it doesn't appear elsewhere in the file?

Can thread ID be 0?

Has Mesa dropped support for HW acceleration on very old GPUs?

Why does `date` print date with wrong word order when localized?

How to correctly unbuffer a pipeline?

How does Magisk on Android work as su without setuid and capabilities?

How to determine what entity changes Xorg DPI settings?

How does Ubuntu 14.04 achieve persistent eth* interfaces?

How to set default personality for a kernel?