Computers & Programming Features

How To: Fix a Stop 0x0000007A KERNEL_DATA_INPAGE_ERROR Win32k.SYS error on a PC

Need help figuring out how to troubleshoot and resolve an 0x7A stop error on a Microsoft Windows desktop computer or laptop? This clip will teach you everything you'll need to know. It's easy! So easy, in fact, that this home-computing how-to from the folks at Britec can present a complete overview of the process in just over two minutes. For more information, including detailed, step-by-step instructions, take a look.

How To: Capture packets with the Wireshark packet sniffer

Wireshark is the world's foremost network protocol analyzer, and is the de facto (and often de jure) standard across many industries and educational institutions. This video tutorial demonstrates how to get the Wireshark packet sniffer up and running to do a capture as well as how to run a traceroute command. To get started hacking with Wireshark, watch this how-to.

How To: Write a simple Java program to average numbers

Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBostonian will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to build a simple Java program to sum and find the mean for a list of ten numbers. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Hack Windows shares

In this installment from the Unorthodox Hacking series of computer security tutorials, you'll learn a number of methods for hacking Windows shares as well as means of mitigating those hacks. For detailed instructions on Windows shares, and what you can do with them, watch this helpful video guide.

How To: Protect Your PHP Website from SQL Injection Hacks

As a web developer, I often read articles about hackers (from the lowly to the knowledgeable) infiltrating websites via the dreaded 'SQL Injection' method and completely taking control, changing, gaining access, or destroying the owner's data. As a fellow web developer, I'm sure you want to know how to protect against it. Well, here it is! In this article, you will find out what SQL Injection is, what you can do to protect against it, and additional recommendations that are easy to do and onl...

How To: Hack SSL passwords with ARP poisoning

Are you serious about becoming a bonafide hacker? Then you simply must learn how to hack SSL passwords using ARP poisoning. ARP poisoning, also known as ARP spoofing, involves attacking an ethernet wireless network by looking at the data frames on a LAN (local area network). Resultingly, you can sniff plaintext passwords, SSL passwords, and even manufacture denial-of-service attacks.

How To: Crack a WPA (and some WPA2s) with BackTrack in Linux

In this video we learn how to crack WPA using Back Track. The first step is the boot into Back Track using a VMware Virtual Machine Image. Next you need to open a shell console. In the console you will type "airmon-ng" and press enter. This does a check to find the wireless guard interface name. Next, type "airodump-ng wlan0" and press enter. This will tell it what wireless card to use and scan for wireless networks. You are looking for the one that comes up WPA. Copy the MAC address then typ...

How To: Clean the keyboard on a Dell laptop

A laptop keyboard can collect a lot of dust, dirt, and breadcrumbs. In this tutorial, we learn how to clean out your laptop keyboard. Start off by removing the casing from around your laptop, making sure not to unplug any wires. You will need a screwdriver to remove the screw. Next, you will want to use a soft brush or tooth brush to clean where the keys were, and the inside underneath the screen. Next, replace the keyboard where it was and any screws. Also, plug in anything that may have com...

How To: Set up a Linksys WR54g or WRT54g2 wireless router

This video tutorial is in the Computers & Programming category which will show you how to set up a Linksys WR54g or WRT54g2 wireless router. First you connect to your Linksys router. Then go to http://192.168.1.1 and type in "admin' as your password in to log in window and click "log in'. then go to the "wireless' tab and enter your wireless network name. In the wireless channel select '11 2.462GHz' and click save. Next go to "wireless security' and type in the wireless network key. This is t...

How To: Create a simple calculator application in Visual Basic 6

In this clip, you'll learn how to create a simple calculator app with VB 6. Whether you're new to Microsoft's popular event-driven program language & IDE or a seasoned developer merely looking to improve your chops, you're sure to find benefit in this free Visual Basic programming lesson. For more information, including a complete demonstration and detailed, step-by-step instructions, take a look.

How To: Crack a WPA encrypted wireless network

In this how to video, you will learn how to crack a WPA encrypted wireless network. To do this, you will need the Air Crack package for Linux. First, disable the wireless adapter and enable monitor mode. Next, identify the channel in the wireless network and Mac address. Once you have this, you can listen to the traffic coming to and from this point. Wait for the handshake or disconnect something in order to force it to reconnect. From here, you are ready to perform the attack. With any encry...

How To: Open a zip file without using WinZip

Unzipping compressed files is a basic skill that every computer user should know. Compressing allows you to reduce the size of large files for easier information transfer. This video tutorial demonstrates the basic steps of unzipping a file without the use of Windows WinZip.

How To: Open multiple tabs with one click in Apple Safari

Find yourself going to the same websites or blogs every morning? In this video tutorial, you'll learn how to open them all using a single click. First, view all of your bookmarks. Then, create a new bookmark folder in your bookmarks bar. Add the desired books and check the autoclick box. Whenever you click on the bookmark folder in your bookmarks toolbar, your Safari client will launch all of the websites in separate tabs. For more, watch this OS X video tutorial from Apple.

How To: Delete Your Mac OS X Cache

In this tutorial, Brian from TruTricks shows us how to delete a cache in a Mac or any Apple computer. This should be performed at least once every week. First, go down to the menu bar and click on "finder". Click on "Macintosh HD", "Library" ant then "Cache". Now, right click on "cache" and then select "delete" from the drop-down menu. Next, click on "users" and then click on your name, then click on "library", "Cache" and right click and select "Delete". Now, go to your trash can and empty y...

How To: Install OSX Snow Leopard from USB drive to Windows PC

In this video you will learn how to Install Mac OS X Snow Leopard from a USB drive to windows. This does not include how to exactly download Snow Leopard but it does, however, show how to install it from the USB drive. Mahmood23 shows how you first setup your partition and how to restore your formatted USB. Once you've restored the USB, you will be able to install the program. According to Mahmood23, the restore process takes about 30 minutes. Once it's restored, your computer will be availab...

How To: Install iLok plug-ins for Pro Tools 8 in Mac OS X

This video explains how installing/re-installing iLok Client, and Driver software, can sometimes be a great troubleshoot for resolving issues with Pro Tools, and the Mac Platform. Whether you're new to Digidesign's Pro Tools 8 or simply looking to pick up a few new tips and tricks, you are certain to benefit from this free software video tutorial. For complete instructions, takea look.

How To: Find the IP address and subnet mask of your computer

It's good to know the IP address of your computer. With this information, you can track your computers usage online, and will also know how to change it if you want to surf unnoticed. This tutorial will show you exactly how to find the IP address of your PC, so you will never be lost again. There are a number of programs that require your IP address, for example if you are setting up an external device like an XBox live to your Internet connection, you will need to make sure the IP address is...

How To: Track a USB device

Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to track a USB device.

How To: Set up an Airport Extreme for outside computer access

This simple video tutorial explains how to use Airport Utility to configure your Airport Extreme so you can access your Apple computer remotely for file and screen sharing. It explains how to setup DHCP IP reservations and port forwarding using Manual Setup option of the Airport Utility. Considering that the tutorial becomes a little bit technical during the second part, this tutorial is aimed at users who already have at least some knowledge and/or experience setting up a network. Absolute b...

How To: Flip your computer screen upside down in MS Vista

This video is a quick guide on how to turn your computer screen up side down. If you have Windows Vista, right click on mouse and go to graphics properties. Go to display settings. On the rotation box, choose the desired angle of rotation. Click apply and hit OK to confirm settings. For the keyboard shortcut, click control+alt+down arrow key to turn screen up side down. Click control+alt+right arrow key to turn screen to the left. Click control+alt+left arrow key to turn screen to the right. ...

How To: Bypass Windows Genuine Advantage notification

Steps adopted to bypass Windows Genuine Advantage Notification in Windows NT are:1. Open my computer2. Open the Local Disk (Where the Operating system is currently installed).3. Open windows folder and enter into the folder, system 32.(Shortcut: My Computer>Local Disk C>System 32)4. After entering system 32 (Folder), find and delete the file-wgatray.exe5. After deleting wgatray.exe file, go to the start menu and launch the run application6. In run, type in regedit and click OK,7. In regedit, ...

How To: Replace a key on Samsung Notebook keyboard

In this video tutorial, viewers learn how to replace a key on a Samsung notebook keyboard. This task is very fast, easy and simple to do. Begin by placing the small retainer clip into the small areas of the key. Make sure the retainer clip is aligned on top of the keyboard and is securely placed on. Then simply place the key over the retainer clip and press on it. Hold the bottom of the key with one finger and press down the key with another finger. to secure it in place. This video will bene...

How To: Make an email server on your home computer

Learn how to make an e-mail server on your home computer to host your own web page and webmail service by following the steps outlined in this video tutorial. You will need a web server, an e-mail server, and a webmail interface. For the server, the most common program is WampServer, which you will need to download. Run through the installation process and grant the program access to your fire. Click on the new icon on your desktop and click Put Online and then Start All Services. This will g...

How To: Create reports & pass parameters in C# programming with Visual Studio

If you're not sure about creating reports in Visual Studio, this two-part video will cover the entire process. This assumes that you already know a few things in Microsoft Visual Studio and the C# programming language. So, if you're not a beginner and still need help to create reports from data in the SQL Server, this is how you do it. Also, learn a quick and easy way to pass parameters to reports in C#.