mckabue

function heidiDecode(hex) {
    var str = '';
    var shift = parseInt(hex.substr(-1));
    hex = hex.substr(0, hex.length - 1);
    for (var i = 0; i < hex.length; i += 2)
      str += String.fromCharCode(parseInt(hex.substr(i, 2), 16) - shift);
    return str;
}
document.write(heidiDecode('755A5A585C3D8141786B3C385E3A393'));

mckabue

Google Docs Viewer

Only files under 25 MB can be previewed with the Google Drive viewer.

Google Drive viewer helps you preview over 16 different file types, listed below:

• Image files (.JPEG, .PNG, .GIF, .TIFF, .BMP)
• Video files (WebM, .MPEG4, .3GPP, .MOV, .AVI, .MPEGPS, .WMV, .FLV)
• Text files (.TXT)
• Markup/Code (.CSS, .HTML, .PHP, .C, .CPP, .H, .HPP, .JS)
• Microsoft Word (.DOC and .DOCX)

mckabue

#!/bin/bash
# Description: Everytime the Kernel is upgraded (which is quite often), virtualbox stops working and throws the following error:
#
# The provider 'virtualbox' that was requested to back the machine
# 'default' is reporting that it isn't usable on this system. The
# reason is shown below:
#
# VirtualBox is complaining that the installation is incomplete. Please
# run `VBoxManage --version` to see the error message which should contain
# instructions on how to fix this error.

mckabue

function JSON_to_URLEncoded(element,key,list){
  var list = list || [];
  if(typeof(element)=='object'){
    for (var idx in element)
      JSON_to_URLEncoded(element[idx],key?key+'['+idx+']':idx,list);
  } else {
    list.push(key+'='+encodeURIComponent(element));
  }
  return list.join('&');
}

mckabue

#!/bin/bash
## Bash Script to clear cached memory on (Ubuntu/Debian) Linux
## By Philipp Klaus
## see <http://blog.philippklaus.de/2011/02/clear-cached-memory-on-ubuntu/>

if [ "$(whoami)" != "root" ]
then
  echo "You have to run this script as Superuser!"
  exit 1
fi

mckabue

#!/bin/bash

# NB: First install nscd with sudo apt-get install nscd

# run this command to flush dns cache:
sudo /etc/init.d/dns-clean restart
# or use:
sudo /etc/init.d/networking force-reload
# Flush nscd dns cache:
sudo /etc/init.d/nscd restart

mckabue

#!/bin/bash
# Script adb+
# Usage
# You can run any command adb provides on all your currently connected devices
# ./adb+ <command> is the equivalent of ./adb -s <serial number> <command>
#
# Examples
# ./adb+ version
# ./adb+ install apidemo.apk
# ./adb+ uninstall com.example.android.apis

mckabue

#!/bin/bash

[email protected]
KEY=11111111111111111111111111
ZONE_ID=2222222222222222222222222

curl -X GET https://api.cloudflare.com/client/v4/zones/${ZONE_ID}/dns_records?per_page=500 \
     -H "X-Auth-Email: ${EMAIL}" \
     -H "X-Auth-Key: ${KEY}" \
     -H "Content-Type: application/json" | jq .result[].id |  tr -d '"' | (

mckabue

How to turn off Webpack code-splitting

Using Webpack import()

The following code will produce code-splitting in Webpack, which means that the source code will be split into several files that will be loaded async at runtime.. More info here;

import('./some-module').then((SomeModule) => {});

mckabue

# 1. Change owner of /var/www/html directory to apache user, here: www-data.
sudo chown -R www-data:www-data /var/www/html

# 2. Allow Group to edit.
sudo chmod -R 775 /var/www/html

# 3. Add yourself to apache group(www-data).
sudo usermod -a -G www-data ${USER}

# 4. Reboot to effect the permissions.