Linux Firewalling in 2021 and a Gentle Introduction to NFTables Part II

Posted on Thu 28 October 2021 in Computing • Tagged with linux, firewall, firewalld, iptables, susefirewall, nftables

Linux Firewalling in 2021 and a Gentle Introduction to NFTables Part II


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Linux Firewalling in 2021 and a Gentle Introduction to NFTables Part I

Posted on Wed 27 October 2021 in Computing • Tagged with linux, firewall, firewalld, iptables, susefirewall, nftables

Linux Firewalling in 2021 and a Gentle Introduction to NFTables Part I


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Getting the Centos8 AMI ID from AWS cli - the free one

Posted on Sat 21 November 2020 in Computing • Tagged with linux, aws, jq, centos

Getting the Centos8 AMI ID from AWS cli - the free one


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Linux Commandline Calculator - zcalc

Posted on Mon 13 January 2020 in Computing • Tagged with linux, zsh, zcalc

I quite often need to be able to convert hex to binary for my MegaDrive assembly writing and a command line calculator would be useful for doing this - I've never really got on with BC.

I came across zcalc which is part of zsh. It can be enabled with

autoload …

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openSUSE on the Huawei Matebook D

Posted on Sun 21 July 2019 in Computing • Tagged with linux, huawei, opensuse

My current status of running opensuse Tumbleweed on the UK version of the Huawei Matebook D.

Summary

Out the box leap15.1 and tumbleweed ~July 2019 works pretty well. The biggest annoyance being the inconsistent suspend when I shut the lid or when I run systemctl suspend sometimes it will …


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Huawei Matebook D review (UK edition)

Posted on Sun 21 July 2019 in Computing • Tagged with linux, huawei

I very rarely buy new laptops but after having received a new laptop at work with a 1080p screen I was really struggling to enjoy working on my trusty X250.

Somewhat on a whim, I thought I would get myself a Huawei figuring that they would be cheap because of …


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Burning Mega CD Games in Linux

Posted on Tue 02 July 2019 in Retro • Tagged with linux, megacd

With the recent purchases of my JVC X'eye, I dug out my old USB CD Burner and burnt a few games only to find the audio produced pops and hissing.

Turns out you need to use --swap to "Swap the byte order of all samples that are send to the …


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Messing with JQ

Posted on Sun 21 October 2018 in Computing • Tagged with linux, jq, json

JSON seems to be the goto text format these days.  I wasn't a massive fan because I think YAML is nicer to read and XML I still think is great (think XPATH, XSTL etc) albeit not very hipster

Anyway, tools are what tends to make a technology IMHO and JQ …


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Ansible - Getting a list of IP addresses for a specific group

Posted on Sat 22 October 2016 in Computing • Tagged with linux, ansible

Ansible - Getting a list of IP addresses for a specific group


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