junftnt

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

junftnt

Table Of Content

Skip to the relevant sections if needed.

• 2-min tutorial to do it the quick-and-dirty-way
• Concepts for resolving Git conflicts
• Setting up different editors / tool for using git mergetool
  • Finding out what mergetool editors are supported
• mergetool simple code example for vimdiff
  • Resolving conflict from a Git pull
• Other great references and tutorials

junftnt

/**
 * MongoDB query to delete outdated files from Rocket.Chat. You can specify the number of DAYS
 * before a file is considered outdated. Deleted files are removed from GridFS completely keeping
 * only the message in chat. The message is modified to be a link that points to ALT_LINK instead
 * of the file and '(deleted)' is appended to the title.
 * 
 * Tested with MongoDB 3.4
 */

const DAYS = 60;

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How to automatically start ssh server on boot on Windows Subsystem for Linux

Microsoft partnered with Canonical to create Bash on Ubuntu on Windows, running through a technology called the Windows Subsystem for Linux. Below are instructions on how to set up the ssh server to run automatically at boot.

1. Uninstall and reinstall the ssh server using the following commands:
   1. sudo apt remove openssh-server
   2. sudo apt install openssh-server
2. Edit the /etc/ssh/sshd_config file by running the command sudo vi /etc/ssh/sshd_config and do the following
   1. Change Port to 2222 (or any other port above 1000)
3. Change UsePrivilegeSeparation to no

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<!--- In a ui page -->
<!-- this will get the token on the server side and set it to a client-side javascript variable.
<g:evaluate object="true">
  var g_ck = gs.getSessionToken();
</g:evaluate>
<script>
  window.g_ck = "$[g_ck]";
</script>

<!-- In your AngularJS config, you can set the token as a default $httpProvider header -->

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package main

import (
	"bytes"
	"encoding/hex"
	"flag"
	"fmt"
	"io"
	"log"
	"net"

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#!/bin/bash
#title			: replication-start.sh
#description		: This script automates the process of starting a Mysql Replication on 1 master node and N slave nodes.
#author		 	: Nicolas Di Tullio
#date			: 20160706
#version		: 0.2  
#usage			: bash mysql_replication_autostart.sh
#bash_version		: 4.3.11(1)-release
#=============================================================================

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1. Download build-tools

apt-get install build-essential cmake -y

2. Configure the compiler

cmake \
-DWITH_BOOST=/usr/local/src/mysql-5.7.19/boost/boost_1_59_0 \
-DCMAKE_INSTALL_PREFIX=/usr/local/mysql57 \

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#!/bin/bash

mysqlbinlog56=/store/mysql-5.6.23-linux-glibc2.5-x86_64/bin/mysqlbinlog
mysqlclient=/store/mysql-5.6.23-linux-glibc2.5-x86_64/bin/mysql
pidfile=/var/run/binlogstream.pid
binlogdir=/store/binlogstreamer/binlogs
binlogprefix=mysql-bin
mysqluser=tester
mysqlpass=tester
mysqlmaster=10.72.100.236

junftnt

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

Reference

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

1. Check the current kernel version

$ uname -r