namnv609

/path/to/log/folder/*.log {
    su deployer deployer
    daily
    rotate 7
    missingok
    dateext
    compress
    notifempty
    olddir /path/to/old/folder
    sharedscripts

namnv609

class TestMailer < ApplicationMailer
  def send_mail to
    subject = "Test subject"
    body = "Lorem ipsum dolor sit amet"
    mail to: to, subject: subject, body: body
  end
end

TestMailer.send_mail("[email protected]").deliver_now

namnv609

#!/bin/bash

# Created by NamNV609

read -p "Please enter host username (ec2-user): " ipUsername
read -p "Please enter host IP address: " ipAddr

ipUsername=${ipUsername:-"ec2-user"}

echo "Execute command: ssh $ipUsername@$ipAddr cat /proc/meminfo | awk 'NR < 3 {print}'"

namnv609

#!/bin/bash

# /root/upstart-script
# Add line bellow to /etc/bash.bashrc in Docker container
# cat /root/upstart-script | bash

is_sudoer() {
  if [ $UID -ne 0 ]; then
    echo "Please run this script with sudo permission"
    exit 1

namnv609

sudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt-get update
sudo apt-get install gcc-5 g++-5

sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-5 60 --slave /usr/bin/g++ g++ /usr/bin/g++-5

namnv609

Install system requirements

• sudo yum install wget git vim

Installation

• Install Ruby and Bundler
  • sudo yum install gcc g++ make automake autoconf curl-devel openssl-devel zlib-devel httpd-devel apr-devel apr-util-devel sqlite-devel readline-devel
  • wget https://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.3.tar.gz
  • tar -zxvf ruby-2.3.3.tar.gz
  • cd ruby-2.3.3
  • ./configure

namnv609

{
  "content_scripts": [
    {
      "matches": ["http://*/*", "https://*/*"],
      "js": ["inject.js"],
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    "content.js"

namnv609

DigitalOcean Ubuntu 14.04 x64 + Rails 4 + Nginx + Unicorn + PostgreSQL + Capistrano 3

Create a Droplet

SSH into Root

$ ssh [email protected]

Change Root Password

namnv609

<ul>
  <li>
   one</li><li>
   two</li><li>
   three</li>
</ul>
<!-- or -->
<ul>
  <li>one</li
  ><li>two</li

namnv609

-- Error Message: Row size too large (> 8126). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
--
-- our table name that has this issue is XYZ
--
SET GLOBAL innodb_file_format=Barracuda;
SET GLOBAL innodb_file_per_table=ON;
ALTER TABLE XYZ ROW_FORMAT=COMPRESSED;