n1lux

sudo zypper install libvirt qemu virt-manager libvirt-daemon-driver-qemu qemu-kvm

sudo systemctl enable libvirtd
sudo systemctl start libvirtd


ERROR: "network 'default' is not active"
Solution 1:
sudo virsh net-list --all
sudo virsh net-start default

n1lux

[copy/paste]
https://www.tomica.net/blog/2019/01/fixing-urxvt-copy-paste/

n1lux

GET /test2/_count


delete test2

put test2

#delete pipeline
DELETE _ingest/pipeline/id-hasher

n1lux

version: '3.5'
services:
  es01:
    image: docker.elastic.co/elasticsearch/elasticsearch:7.17.6
    container_name: es01
    environment:
      - node.name=es01
      - cluster.name=docker-cluster
      - bootstrap.memory_lock=true
      - discovery.seed_hosts=es01,es02

n1lux

version: '3.5'
services:
  es01:
    image: docker.elastic.co/elasticsearch/elasticsearch:7.12.0
    container_name: elasticsearch
    environment:
      - node.name=es01
      - cluster.name=docker-cluster
      - bootstrap.memory_lock=true
      - discovery.seed_hosts=es02,es03

n1lux

#Backup
rpm -qa --qf "%{NAME}\n" | sort > /backup/packages-installed.log

#restore
LIST=$(cat /backup/packages-installed.log)
for s in $LIST; do yum -y install $s; done

n1lux

#Count word occurrences in file
grep -wo '[[:alnum:]]\+' filename | sort | uniq -cd

# Iter over sum of a word occurence, get first column (awk print$1) and store sum in variable $sum  
for i in $(grep -wo '[[:alnum:]]\+' alunos_atualizaram.txt | sort | uniq -cd| awk '{print $1}'); do sim=`expr $sum + $i`; done
echo $sum

n1lux

bind '"' split-window -c "#{pane_current_path}"
bind % split-window -h -c "#{pane_current_path}"

n1lux

#!/bin/bash

################################################################
# Install a printer on Arch Linux with cups using command line #
# Used for a HP PSC 1510 with default driver                   #
################################################################

sudo pacman -S cups
sudo systemctl start org.cups.cupsd

n1lux

%s/^\(.*\)$/"\1"/


s/regex/replace/ is vim command for search n replace.
% makes it apply throughout the file
^ and $ denotes start and end of the line respectively.
(.*) captures everything in between. ( and ) needs to be escaped in vim regexes.
\1 puts the captured content between two quotes.