User Johannes Ernst - Super User

21 votes

5 answers

22k views

Bluetooth over IP?

asked Jun 30, 2015 at 0:04

16 votes

2 answers

17k views

Use cloud-init with VirtualBox?

asked Oct 17, 2014 at 22:14

14 votes

2 answers

16k views

How to monitor which files lots of data is being written to on Linux?

asked Nov 18, 2015 at 22:04

13 votes

1 answer

9k views

What's the difference between dd and cat for writing image files?

asked Jul 24, 2015 at 3:38

12 votes

2 answers

8k views

partitioning and subvol strategy with btrfs

asked Jul 10, 2014 at 16:42

6 votes

1 answer

1k views

Why can't I delete this directory?

asked Jun 14, 2015 at 5:19

5 votes

2 answers

14k views

Complete masquerading NAT example using nftables on Linux?

asked Oct 12, 2015 at 22:33

3 votes

1 answer

3k views

Route between two network interfaces with same IP address?

asked Sep 23, 2013 at 21:22

3 votes

4 answers

8k views

Source port 443?

asked Feb 3, 2014 at 22:12

2 votes

1 answer

2k views

Detect when Apache graceful reload is complete

asked Dec 7, 2013 at 5:28

2 votes

2 answers

4k views

With ufw, how do I limit SSH from outside, and not from inside?

asked Dec 27, 2013 at 19:41

2 votes

2 answers

4k views

Look "inside" a GPG key block?

asked Jan 10, 2019 at 22:21

1 vote

1 answer

458 views

Other than DNS and /etc/hosts, where else might host information come from on a Mac?

asked Feb 2, 2017 at 1:57

1 vote

0 answers

47 views

Just what is making my Linux box so unresponsive?

asked Nov 8, 2017 at 22:09

1 vote

1 answer

1k views

Redis socket permissions caught between /var/run and http

asked Jun 1, 2018 at 4:59

1 vote

0 answers

864 views

How do I get vlc via X11-over-ssh to display the right font, instead of black rectangles only?

asked Feb 27, 2014 at 21:15

1 vote

1 answer

465 views

Consistent /dev names for USB hard drive and card reader

asked Nov 18, 2014 at 0:35

1 vote

1 answer

1k views

What's the minimum overhead of a Linux container?

asked Jan 30, 2015 at 19:12

0 votes

1 answer

28 views

Strange video non/detection by monitors

asked Feb 10, 2015 at 17:26

0 votes

0 answers

2k views

Why do loop devices sometimes refuse to go away?

asked Feb 23, 2015 at 21:36

0 votes

2 answers

2k views

How do I determine DNS domain ownership authoritatively?

asked Mar 13, 2014 at 23:57

0 votes

1 answer

2k views

Grub cannot find root disk on VirtualBox

asked Jun 17, 2014 at 23:00

0 votes

1 answer

3k views

Character set in Linux filesystem

asked Nov 5, 2014 at 0:19

0 votes

1 answer

789 views

Open ports 8456, 8832, and 54321 on my wifi router

asked Feb 19, 2014 at 17:58

0 votes

1 answer

297 views

Consistent USB device adapter naming on Linux

asked Aug 13, 2018 at 22:10

0 votes

1 answer

137 views

Security, recovery etc of Letsencrypt certificates

asked Oct 22, 2018 at 22:14

0 votes

0 answers

223 views

screen and $TERM and misformatted vi

asked Oct 4, 2017 at 20:47

0 votes

1 answer

436 views

partprobe error right after reboot

asked Sep 22, 2020 at 21:09

0 votes

0 answers

842 views

Share directory from Mac with qemu / UTM virtual machine

asked Feb 13 at 17:58

Stack Exchange Network

29 Questions

Bluetooth over IP?

Use cloud-init with VirtualBox?

How to monitor which files lots of data is being written to on Linux?

What's the difference between dd and cat for writing image files?

partitioning and subvol strategy with btrfs

Why can't I delete this directory?

Complete masquerading NAT example using nftables on Linux?

Route between two network interfaces with same IP address?

Source port 443?

Detect when Apache graceful reload is complete

With ufw, how do I limit SSH from outside, and not from inside?

Look "inside" a GPG key block?

Other than DNS and /etc/hosts, where else might host information come from on a Mac?

Just what is making my Linux box so unresponsive?

Redis socket permissions caught between /var/run and http

How do I get vlc via X11-over-ssh to display the right font, instead of black rectangles only?

Consistent /dev names for USB hard drive and card reader

What's the minimum overhead of a Linux container?

Strange video non/detection by monitors

Why do loop devices sometimes refuse to go away?

How do I determine DNS domain ownership authoritatively?

Grub cannot find root disk on VirtualBox

Character set in Linux filesystem

Open ports 8456, 8832, and 54321 on my wifi router

Consistent USB device adapter naming on Linux

Security, recovery etc of Letsencrypt certificates

screen and $TERM and misformatted vi

partprobe error right after reboot

Share directory from Mac with qemu / UTM virtual machine