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  • Running mattermost in docker

    calendar Dec 30, 2020 · 1 min read · DOCKER MATTERMOST  ·
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    Ive set this up a few times and the permissions issues get me every time For reference this seems to be a winning recipe 1git clone https://github.com/mattermost/mattermost-docker/ 2cd mattermost-docker Edit the docker-compose.yml and change the UID and the GID to your current running user IMPORTANT! docker-compose …


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  • FreeOTP backup notes

    calendar Dec 22, 2020 · 4 min read · FREEOTP BACKUP  ·
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    1. Enabling Developer Options & USB Debugging The following steps will require you to connect your mobile phone to a computer in order to send commands, and you’ll need to perform a few tasks before we can continue. First, enable the developer options on your mobile phone: Launch the Settings app on your phone …


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  • Handy little snippet to show Docker container ID's

    calendar Nov 23, 2020 · 1 min read · DOCKER  ·
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    1for container in $(docker ps --all --quiet --format '{{ .Names }}'); do2echo "$(docker inspect $container --format '{{.GraphDriver.Data.MergedDir }}' | sed 's#/\\([^az]*\\)\\.*$##' )= $container"3doneOriginal link


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  • tcpdump on each interface individually

    calendar Nov 7, 2020 · 1 min read · TCPDUMP  ·
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    Original article here 1#!/bin/bash 2#=================================================================================== 3# 4# FILE: dump.sh 5# USAGE: dump.sh [-i interface] [tcpdump-parameters] 6# DESCRIPTION: tcpdump on any interface and add the prefix [Interace:xy] in front of the dump data. 7# OPTIONS: same as …


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  • Fix sluggish mouse cursor

    calendar Oct 21, 2020 · 1 min read · MOUSE HARDWARE TROUBLESHOOTING  ·
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    I find the cursor speed is sometimes too slow on my Ubuntu machine with a Logitech MX trackball And for reasons I dont recall I wanted to set the speed with a script instead of the setting application 1#!/bin/bash 2xinput set-prop "pointer:Logitech MX Ergo" "libinput Accel Speed" 1


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  • Network monitoring tools

    calendar Oct 21, 2020 · 1 min read · linux networking  ·
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    bmon Nethogs Glances Warning dependency heavy


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  • Running CollectD as a container

    calendar Oct 13, 2020 · 1 min read · COLLECTD DOCKER GNOCCHI  ·
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    Dockerfile 1FROMubuntu:18.042RUN apt update3RUN apt-get --no-install-recommends install collectd -y4RUN apt install -y python-pip5RUN pip install collectd-gnocchiRunning the container 1docker run -it --net=host --privileged -v:collectd.conf: /etc/collectd/collectd.conf collectDContainerImage collectd -C …


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  • Fix horrid blue dir colors in bash

    calendar Sep 8, 2020 · 1 min read · BASH  ·
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    1 echo "LS_COLORS=$LS_COLORS:'di=0;35:' ; export LS_COLORS" >> ~/.bashrc To fix the dir colour in the bash prompt, not just the LS output, set this in .bashrc: 1if [ "$color_prompt" = yes ]; then …


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  • Fix horrid blue dir colors in bash

    calendar Sep 8, 2020 · 1 min read · BASH  ·
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    1 echo "LS_COLORS=$LS_COLORS:'di=0;35:' ; export LS_COLORS" >> ~/.bashrc To fix the dir colour in the bash prompt, not just the LS output, set this in .bashrc: 1if [ "$color_prompt" = yes ]; then …


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  • Ansible - Unable to look up a name or access an attribute in template string

    calendar Jul 30, 2020 · 1 min read · ANSIBLE TROUBLESHOOTING  ·
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    I was getting this odd error: AnsibleUndefinedVariable: Unable to look up a name or access an attribute in template string ({% if ansible_fqdn in groups['compute_nodes'] %} Turns out compute_nodes wasn't in my host inventory file.. oops! Easy fix, not so easy to diagnose


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Cory Hawkvelt photo

Cory Hawkvelt

CTO @ Nexgen Cloud | Career Nerd and Open Source Cloud Architect
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