alipek

#!/usr/bin/env bash

snap list --all | awk '/disabled/{print $1, $3}' | xargs  -l  bash -c 'sudo snap remove  $0 --revision=$1'

alipek

[Unit]
Description=Keeps a tunnel to 'remote.example.com' open
After=network.target

[Service]
User=autossh
# -p [PORT]
# -l [user]
# -M 0 --> no monitoring
# -N Just open the connection and do nothing (not interactive)

alipek

Follow the WORKAROUND:
  1. Add a comand to /etc/rc.local, add the following line above "exit 0": 
        setpci -s 00:1c.2 0x50.B=0x41
  2. Add the same comand to /etc/apm/resume.d/21aspm (which does not exist yet):
        setpci -s 00:1c.2 0x50.B=0x41
  3. Add the following to /etc/modprobe.d/sdhci.conf:
          options sdhci debug_quirks2=4
  4. Re-generate initrd:
         sudo update-initramfs -u -k all
  5. Reboot or reload sdhci module:

alipek

#!/bin/bash

IMAGE="gcr.io/google-containers/ubuntu-slim:0.14"
COMMAND="/bin/bash"
SUFFIX=$(date +%s | shasum | base64 | fold -w 10 | head -1 | tr '[:upper:]' '[:lower:]')

usage_exit() {
    echo "Usage: $0 [-c command] [-i image] PVC ..." 1>&2
    exit 1
}

alipek

Context operations

Show all contexts

kubectl config get-contexts

Add new context

kubectl config set-context name-of-context --user=your-username --cluster=cluster-name --namespace=name-of-namespace

alipek

#!/bin/bash

if [ -z "${MYSQL_ROOT_PASSWORD}" ]; then
    >&2 echo "Need root password to init privileges for database prefix"
fi

mysql -uroot -p$MYSQL_ROOT_PASSWORD <<EOF_GRANT
GRANT ALL PRIVILEGES ON  \`${MYSQL_DATABASE}_%\`.* TO  '${MYSQL_USER}'@'%';
EOF_GRANT

alipek

#!/bin/sh

EXPECTED_SIGNATURE=$(curl -sS https://composer.github.io/installer.sig)
php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
ACTUAL_SIGNATURE=$(php -r "echo hash_file('SHA384', 'composer-setup.php');")

if [ "$EXPECTED_SIGNATURE" != "$ACTUAL_SIGNATURE" ]
then
    >&2 echo 'ERROR: Invalid installer signature'
    rm composer-setup.php

alipek

#!/bin/bash
#
# rotate_desktop.sh
#
# Rotates modern Linux desktop screen and input devices to match. Handy for
# convertible notebooks. Call this script from panel launchers, keyboard
# shortcuts, or touch gesture bindings (xSwipe, touchegg, etc.).
#
# Using transformation matrix bits taken from:
#   https://wiki.ubuntu.com/X/InputCoordinateTransformation

alipek

Safest way to clean up boot partition - Ubuntu 14.04LTS-x64, Ubuntu 16.04LTS-x64

Reference

Case I: if /boot is not 100% full and apt is working

1. Check the current kernel version

$ uname -r 

alipek

Delete all queue

rabbitmqctl list_queues | grep -v Listing | awk '{print $1}' | xargs -I '{}' rabbitmqadmin --user=$RABBITMQ_DEFAULT_USER --password=$RABBITMQ_DEFAULT_PASS delete queue 'name={}'