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Unix & Linux

Questions tagged [linux]

These questions are about Linux in general – NOT specific to a particular distribution.  If the question just happens to be in a Linux environment, please specify your Linux distribution in the body of your question, but do NOT use the “linux” tag.

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I’m trying to get a Waveshare 5.5-inch USB HID touchscreen working on Linux. If the device is powered on with USB already connected, it doesn’t function: although it’s correctly detected in dmesg, ...
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48 views

While trying to document myself about some less known Linux features I found some kernel mailing list discussions that contained a lot of advanced and counter intuitive technical knowledge, sparkled ...
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1 answer
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I'm constantly receiving HostMemoryUnderMemoryPressure alarms from a high-resource Linux server, which are triggered and immediately resolved. The alarm detail indicates a high rate of major page ...
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2 answers
68 views

Many laptops in the educational market still have 1366x768 screens. A lot of programs and websites blindly assume a 1920x1080 screen, and leave important UI elements outside the screen (mostly dialog ...
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1 answer
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Sorry if this has been solved, but I would like to connect some drivers on Linux over I2C, but I only have USB available. I was going to use a FT4232 or FT260 USB to I2C; however, is there is a way to ...
4 votes
1 answer
209 views

Why does the following line break the terminal when executed in a non-interactive shell, but doesn't have the same effect when executed in an interactive shell? for i in {1..10}; do sudo -u testuser ...
Georgii's user avatar
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5 votes
2 answers
692 views

I understand that IP address collisions are incredibly rare under IPv6. Most subnets are at least 64bit, meaning that the risk of true random collision is neglegable. However there are circumstances ...
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0 answers
44 views

Job for cups.service failed because the control process exited with exit status error failure 1 code ○しろまる cups.service - CUPS Scheduler Loaded: loaded (/lib/systemd/system/cups.service; enabled; ...
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1 answer
38 views

I went directly to Opera.com and the Download for Linux did NOT have a "Download offline package" option that the other platforms listed did. The Linux Download only showed: "Prefer ...
6 votes
1 answer
686 views

I use nethack with ttyrec to archive my funny deaths. My only issue is that nethack uses as much screen space as possible to print log massages. I would like to limit it to only work with 80x24 ...
1 vote
1 answer
59 views

I am trying to connect various systems to a SMB share of a USB drive that is connected to a TP-Link router (TP-Link AC1750) and is shared as //192.168.0.1/sda1. Using the command (run as ROOT user): ...
2 votes
6 answers
814 views

I am trying to ping several IP addresses / hostnames, and determine whether any of them respond. Starting from this question, I'm using the echo host1 host2 host3 | xargs -n1 -P0 ping -c1 -w2 approach....
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0 answers
60 views

I'm using doas for privilege escalation together with a command-line program that calls into either sudo or doas (OpenDoas on Linux, this program does not support BSDs) for authentication when it ...
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1 answer
71 views

What is the difference between chmod 755 and chmod 775?
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1 answer
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rsnapshot / rsnapshot.conf.default.in now has quite a few settings of the form @setting@, but there's no indication anywhere what those settings decode to. For example @CMD_CP@ doesn't seem to be ...

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