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Tag: Linux

Linux refers to the family of Unix-like computer operating systems using the Linux kernel.

Re-share – Linux permissions 101

Interesting article on Linux permissions.
It explains how to recognise which permission system might be in use (eg SELinux, facl), the meaning and how[……]

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Author AndreaPosted on August 25, 2019August 25, 2019Categories Re-shareTags LinuxLeave a comment on Re-share – Linux permissions 101

AWS dynamic IP ranges

Hi,

What are the dynamic IP ranges used by AWS in Ireland for the EC2 service?

$ curl -s https://ip-ranges.amazonaws.com/ip-ranges.json | jq '.p[......]

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Author AndreaPosted on November 15, 2018Categories Fun, How To, Programming, TipTags AWS, Bash, Linux, One-linerLeave a comment on AWS dynamic IP ranges

The politics of the Linux desktop

Interesting read.

If you’re working in open source, why would you use anything but Linux as your main desktop?
https://opensource.com/article/17/1[……]

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Author AndreaPosted on November 30, 2017November 30, 2017Categories OpenSourceTags Linux, OpenSourceLeave a comment on The politics of the Linux desktop

How to soft reset Linux disks

Sometimes disks stop responding and cause issues/slowness to the whole system, simply because the system is expecting some sort of response.
In these[……]

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Author AndreaPosted on November 27, 2017Categories How To, TipTags Bash, Hard Disk, LinuxLeave a comment on How to soft reset Linux disks

Find sdx device/ATAx mappings

When dealing with hardware, you often see messages in the logs about disk issues or warnings.
Messages like:

ata9: hard resetting link
ata9: SATA[......]

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Author AndreaPosted on March 18, 2017Categories How To, Programming, TipTags Bash, Hard Disk, Linux, One-linerLeave a comment on Find sdx device/ATAx mappings

How to update all docker base images with one command

for docker in $(docker images|awk '{print $1,$2}'|sed 's/ /:/g'|grep -v REPOSITORY); do docker pull $docker; done

This command updates all your[……]

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Author AndreaPosted on October 4, 2016January 26, 2017Categories How To, Programming, TipTags Bash, Docker, Linux, One-linerLeave a comment on How to update all docker base images with one command

How to update all pip python packages with one command

sudo pip install -U `pip list -o|cut -d ' ' -f1|tr '\n' ' '`

NB: One liners are potentially destructive. Don’t run anything unless you fully un[……]

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Author AndreaPosted on September 11, 2016January 25, 2017Categories How To, Programming, TipTags Bash, Linux, One-liner, Pip, PythonLeave a comment on How to update all pip python packages with one command

Proxmox – Passthrough card/device to openVz container

I wanted to passthrough a dual tuner TV card (Hauppauge WinTV Nova-T-500) to an openVz container in order to use tvHeadEnd.

Here I show how to achi[……]

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Author AndreaPosted on February 23, 2014January 26, 2017Categories How ToTags Linux, ProxmoxLeave a comment on Proxmox – Passthrough card/device to openVz container

Use Remmina to satisfy all your remote connection needs

Remmina is a remote desktop client that support multiple network protocols (RDP, VNC, NX, XDMCP and SSH) in a nice and very user friendly GUI.

In i[……]

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Author AndreaPosted on February 13, 2014January 25, 2017Categories How ToTags Linux, OpenSource, ssh, UbuntuLeave a comment on Use Remmina to satisfy all your remote connection needs

Test email from command line

After having setup an email server (eg: using gmail as smtp server or sendmail as a SMART HOST or any other way you want..) you need to test it.[……]

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Author AndreaPosted on August 7, 2013January 25, 2017Categories How To, TipTags Bash, Linux, mailLeave a comment on Test email from command line

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