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$ sudo tcpdump -n -i eth0 'tcp[tcpflags] & (tcp-syn|tcp-fin) != 0 and ( dst host example.com || dst host dns.google)'

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--- /etc/systemd/logind.conf.orig       2020-07-09 03:59:14.000000000 +0900
+++ /etc/systemd/logind.conf    2020-12-05 13:43:13.737762761 +0900
@@ -22,6 +22,7 @@
 #HandleSuspendKey=suspend
 #HandleHibernateKey=hibernate
 #HandleLidSwitch=suspend
+HandleLidSwitch=ignore
 #HandleLidSwitchDocked=ignore
 #PowerKeyIgnoreInhibited=no
 #SuspendKeyIgnoreInhibited=no

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gsettings set org.gnome.desktop.interface clock-show-date true

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ssh -t -R 1080 remote-host "sudo env http_proxy=socks5h://localhost:1080 apt update"

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Defaults	timestamp_timeout = 1440

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#!/bin/bash
ver="0.11.11"
test -t 1 && opt="-it"
exec docker run --rm -u $(id -u) -v $(pwd):/app/ -w /app/ $opt hashicorp/terraform:$ver "$@"

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#!/bin/bash
ver="v1.7.1"
dir="$(dirname `readlink -f $0`)"
cmd=$dir/mitamae-x86_64-linux-$ver
src=https://github.com/itamae-kitchen/mitamae/releases/download/$ver/mitamae-x86_64-linux
test -x $cmd || curl -sL $src -o $cmd && chmod +x $cmd
exec $cmd "$@"

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#!/bin/bash

sudo systemctl stop rpcbind
sudo systemctl disable rpcbind
sudo systemctl mask rpcbind
sudo systemctl stop rpcbind.socket
sudo systemctl disable rpcbind.socket
sudo systemctl status rpcbind

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#!/bin/bash

sudo yum -y install epel-release
sudo yum -y install snapd
sudo systemctl enable snapd
sudo systemctl start snapd
sleep 5
sudo ln -s /var/lib/snapd/snap /snap
sudo snap install microk8s --classic
sleep 5

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#!/bin/sh

sudo yum -y install -y yum-utils \
  device-mapper-persistent-data \
  lvm2

sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo