HOWTO: Change the mood of any user on Facebook who has the Moods application installed

This “hack” has already been patched but the method is still useful to any good script kiddie. In fact, it’s barely a “hack.” You are only modifying the information being sent to a 3rd party that is used within a Facebook application. LOL.

Personally, I don’t want to be responsible for putting someone in a [...]

HOWTO: Back Up and Restore Your MySQL Database

Do you need to change your web host or switch your database server? This is probably the only time when you really think of backing up your MySQL data. If you’ve got a website with a database or your custom database running for your applications, it is imperative that you make regular backups of the [...]

HOWTO: Linux kill and logout users

Yet another newbie question that suggests people love to kill and show their power to rest of the world…
There is a package called procps. It includes various useful (READ: nifty) utilities. One of such utility is skill which is responsible to send a signal to users and process such as:

Halt user terminal
Kill user and logout

Also [...]

HOWTO: Find a Job with RSS Feeds

The Productivity Portfolio has a great walk-through on how to create a collection of personalized RSS feeds to show any new jobs that pop up on eight popular or specialized job search sites, including Craigslist, CareerBuilder.com, and Indeed. Even if RSS feeds are old news for you, you might not know just what each of [...]

HOWTO: Disable your relationship status on Facebook without sounding the horn

The printed March 2008 version of Wired issue has a handy hint for how to break up on Facebook without sending a news blast to your friends list about it.
To change your relationship status without the press release, go to Facebook’s privacy options, deselect “Remove My Relationship Status” then, in your profile settings, change “In [...]

HOWTO: Recover Deleted Files on an ext3 File System

After a classic ‘rm -rf ~‘ on ext3, Carlo Wood succeeded in recovering most of his data. Here’s how… “It happens to everyone sooner or later: a split second after you hit Enter you realize your mistake, but it’s too late; you just deleted a valuable file or directory for which no backup exists. [...]

HOWTO: Block Bots and Cheaters From Your Website

So there was an online poll set up on a website I help admin and noticed one contestant’s votes going up by 300 votes overnight. In comparison, other contestants would go up 100 votes in a whole day. This person was obviously cheating by using proxys and/or intercepting/modifying the HTTP headers, as the IP addresses [...]

HOWTO: Making a USB Key Bootable in Linux

When I needed to make a USB key (aka. USB pen drive, USB memory stick, whatever) bootable under Linux I found there was a number of pages on the Internet that listed the steps needed. Some of these pages required you to do some steps from DOS and/or used the syslinux command.
I did not want [...]

HOWTO: Defeat Sealed PDFs, A DRM Nightmare

Have you ever heard of a “sealed” PDF? I don’t mean password-protected or branded with your name (as some eBook sellers do). This is a different beast. Let me introduce a company called SealedMedia. Their business is protecting electronic documents (PDFs), a form of Digital Rights Management (DRM) which has always been a topic of [...]

HOWTO: Setup Encrypted Partitions in Linux

To start out we need free space on a drive that isn’t partitioned, or enough patience to resize an existing one. Just about everything here needs root privileges, since we’re working with filesystems. It would be easiest to start a root terminal with su -, then enter your password.First, we install the tools to get [...]

Write an Online Bulk Image Downloader Using BASH

So my girlfriend tells me that I need to download several large image files from a photographer’s website. I manage her online portfolio/website so I’m used to these types of requests… but this time I was going to find a better way to “leech them all.” So anyway, she IM’s me the URL for [...]

HOWTO: Create a Custom Windows PE Build

I thought some people might benefit from a quick step by step guide to creating a Windows PE custom boot CD. This guide will get you as far as creating an ISO at the end, ready to be burnt with your CD burner software.
You will need a Windows XP SP2 CD, Windows PE and some [...]

HOWTO: E-file your federal taxes for FREE

If you have an AGI of $54,000 or less you can e-file your taxes for free, and use a program such as TurboTax or H&R Block.
1. go to http://www.irs.gov
2. you must find the program you want to use and click to it from the IRS website. if you just type in Turbotax (for example) into [...]

HOWTO: Access the Internet When Web Browsers are Disabled

Ever been on PC where Internet Explorer was blocked? One solution would be to use a portable version of Firefox on a USB drive, or you can access a hidden browser in Microsoft HTML Help program if removable media is not an option. This was tested on Windows XP SP2 with Internet Explorer 6.

HOWTO: Use md5sum to Verify Data Integrity

First of all, what’s a hash?
A hash is the output of a one-way, reproducible function for creating a small fingerprint from a chunk of data. For example, when the popular hash function MD5 is given the word “cat”, it produces the following output every time:
54b8617eca0e54c7d3c8e6732c6b687a
If “cat” is changed to “cats” the resulting hash is completely [...]

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