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# Use only one line eithor in bash script file or command line to display a digital clock.
# This line also shows in bash script
# - A example of endless loop
# - Assigning output of command to a variable
# - "-n" "-e" of echo command
# - "\r" is used to reset the current line output

while sleep 1; do o=$(date); echo -n -e "\r$o"; done

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    wg https://nodejs.org/dist/v6.10.2/node-v6.10.2-linux-x64.tar.xz
    unxz node-v6.10.2-linux-x64.tar.xz
    tar -xf node-v6.10.2-linux-x64.tar

    mkdir /usr/node
    mv node-v6.10.2-linux-x64 /usr/node
    ln -s /usr/node/node-v6.10.2-linux-x64 /usr/node/default

    vi ~/.bash_profile
    ------------------------------------

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svn update

=>

git stash && git pull && git stash pop --index

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## Configure eth0
#
# vi /etc/sysconfig/network-scripts/ifcfg-eth0

DEVICE="eth0"
NM_CONTROLLED="yes"
ONBOOT=yes
HWADDR=A4:BA:DB:37:F1:04
TYPE=Ethernet
BOOTPROTO=static

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http://php.net/manual/en/security.hiding.php

    So far I haven't seen a working rewriter of /foo/bar into /foo/bar.php, so I created my own. It does work in top-level directory AND subdirectories and it doesn't need hardcoding the RewriteBase.

.htaccess

    RewriteEngine on

    # Rewrite /foo/bar to /foo/bar.php
    RewriteRule ^([^.?]+)$ %{REQUEST_URI}.php [L]

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Run a Rails App in Production Locally

Steps

• export SECRET_KEY_BASE

  export SECRET_KEY_BASE=`rake secret`

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json-simple - EncodingExamples.wiki

original link

https://code.google.com/archive/p/json-simple/wikis/EncodingExamples.wiki

Example 1-1 - Encode a JSON object

 // import org.json.simple.JSONObject;

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{"lastUpload":"2020-03-13T02:12:56.522Z","extensionVersion":"v3.4.3"}

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package main

import (
	"bytes"
	"encoding/csv"
	"fmt"
)

func main() {
	array := []string{"a s,dA", "Bdaf"}

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require 'openssl'
require 'base64'

def aes_128_ecbe key, data
    cipher = OpenSSL::Cipher.new('AES-128-ECB')
    cipher.encrypt          # this needs to be called first to make encryption work for AES-128-ECB

    cipher.key = key
    cipher.padding = 1