Hot Computers & Programming How-Tos
How To: Build web credit card validation with Ruby on Rails
This Ruby on Rails instructional screencast demonstrates credit card validation within a Ruby on Rails application. It uses the credit card library from Lucas Carlson. This library validates the structure of a credit card number and can also return the type of card being used. Informative Ruby on Rails computer programming how to video.
How To: Install a bottom mounted power supply in a PC tower case
Most PC tower cases have the power supply mounted near the top of the case in the back. However, if you want your PSU to run a little cooler, watch this video to learn how you can mount your PSU on the bottom of a tower case, allowing it to draw cooler air from the bottom of the case rather than the hot interior of the case like a top-mounted traditional setup would.
How To: Add an image to a message box in a Visual Basic 6 project
In this clip, you'll learn how to add an image to a message box in 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: Trash Pro Tools user preferences in Mac OS X
Want to delete your Pro Tools user preferences in Mac OS X Snow Leopard (10.6)? 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, which presents a complete overview of how to trash your Pro Tools user preferences.
How To: Unzip ZIP files online
locker gnome teaches you how to unzip files online. The site you need to visit is WobZip. You can use a file from your own computer or one from the web. If the archive has a password, type that in the field. The formats supported are 7z, zip, gzip, bzip2, tar, rar, cab, ISO, arj, lzhchm, z, cpio, rpm, deb and nsis. The site is free and there is nothing to install. This allows you to see what's inside an archive that's online, without downloading that file beforehand. Now you know how to unzip...
How To: Enable the web server for your Mac Mini server
How to Use Your Mac as a Server: Turn your Mac Mini into a server! Yes, that's right, with a little know-how and a little spunk, you can turn an inexpensive Mac Mini computer into a server to provide services over you network. You won't even need the Mac OS X Server, just the Mac OS X Client, so there is no extra software to buy, just the Mac Mini and it's operating system.
How To: Connect VB.NET applications to databases
Interested in creating your own dynamic, web-based applications using Visual Basic 2005 Express? In this installment from the Absolute Beginner's Series of Visual Basic/ASP.NET video tutorials, how you can connect your applications to databases. You will learn how to enable your application to view and edit data stored. This will allow you to exercise the skills shown in the earlier videos. For more information, as well as tips for being a smarter user of Microsoft Visual Basic, take a look! ...
How To: Make calculations with math functions when coding in PHP
In this clip, you'll learn how to make basic calculations with arithmetical functions when coding in PHP. Whether you're new to the PHP: Hypertext Preprocessor scripting language or are a seasoned web developer merely looking to improve your chops, you're sure to find benefit in this free video programming lesson. For more information, including detailed, step-by-step instructions, take a look.
How To: Remove infected DLL files with ESET UnDLL on a Microsoft Windows PC
In this clip, you'll learn how to use the ESET UnDLL tool to rid yourself of poisoined DLL files. 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 five minutes. For more information, including step-by-step instructions, take a look.
How To: Use Windows 7's Speech Recognition tool for dictation
Want to set up the Microsoft Windows 7 Speech Recognition tool for you-talk-it-types-style dictation? It's easy! So easy, in fact, that this MS Windows accessibility guide can present a complete walkthrough of the process in just over a minute and a half. For details, as well as to get started making dictations to your own Microsoft Windows PC, watch this helpful how-to.
How To: Password protect a USB thumb drive
Have important files that you want to put on a USB drive but do not want anyone else to be able to access them? Put a password on it using USBSecure.net free resource.
How To: Configure two IP addresses for your Mac Mini server
How to Use Your Mac as a Server: Turn your Mac Mini into a server! Yes, that's right, with a little know-how and a little spunk, you can turn an inexpensive Mac Mini computer into a server to provide services over you network. You won't even need the Mac OS X Server, just the Mac OS X Client, so there is no extra software to buy, just the Mac Mini and it's operating system.
How To: Hack the Google version of the Pac-Man game
To pay homage to the 30 year anniversary of Pac-Man, Google turned their home page into a fully playable version of the game. This video shows you a fun way to hack the game to earn a higher score when you play.
How To: Check If Windows XP Is Activated
Some people might check their activation status of Windows XP by simply right-clicking on the My Computer icon on their desktop, then clicking on Properties. It opens up a new window with General tab showing some basic information about your PC, like system info, registered to, and computer hardware. However, it does not actually tell us complete information about the system, like whether or not your current copy of Windows XP is activated or not. To check the complete details about your Wind...
How To: Replace a laptop CMOS battery
In this video, we learn how to replace a laptop CMOS battery. First, turn the laptop upside down and remove the screws around the panel you need inside. Set these aside and then pry the top up with a flat screwdriver. Now you will see the CMOS battery, remove this with the tab that is on top of it. Remove the battery from the area it's at and then replace it with the new one. Make sure you place it in just how it was before. After this, replace the panel on the top and screw the screws back i...
How To: Remove Empty Folders, Duplicate Files, Broken Shortcuts, and Old Bookmarks from Your Computer
Like a computer, your brain can store and process large amounts of information. It can remember names, solve math problems, and save tips that you might need at a later time.
How To: Fix AMD Radeon HD Series Not Detecting Second Screen
Since I recently had this problem and fixed it, I might as well share the solution. This is actually REALLY simple to fix but will impact your cards' performance.
How To: Password protect any folder on your desktop in Windows
In this tutorial, we learn how to password protect any folder on your desktop in Windows. First, right click on your desktop, then go to "new", then "compressed zipped folder" and name it whatever you want. Next, put what you want inside of the folder. After you've done this, open the folder then go to "file" and then "add a password". Pick a password that you will remember and type it into the text box, after you do this, click on "ok". Now your folder will be password protected and you will...
How To: Fix the click of death on a hard drive
If you have owned a lot of hard drives, you probably have experienced the clicking of death that indicates that your hard drive is having serious problems. This video will explain why the click of death happens and show you some processes you can try to fix the problem yourself.
How To: Turn off your system firewall without admin privileges
In this video tutorial, viewers learn how to turn off the system firewall without admin privileges. Begin by clicking on the Start menu and open he Run program. Type in "system.msc" and click OK. Scroll down the Services list and look for Windows Firewall. Double-click on it and under the General tab, click on Stop. Then click Apply and OK. This video will benefit those viewers who use a Windows computer and would like to turn off the firewall, even if they are not running the administrator a...
How To: Find details about your RAM & processor type in XP
In this how-to video, you will learn how to check your personal computer's RAM, processor speed, and operating system information on Windows XP. First, go to start and select my computer. From here, click view system information to open a new window. A screen will show you the information you need, such as the type of operating system you are running, the size and speed of the processor, and the amount of ram you have. Click okay to exit this window. This will be helpful for doing upgrades or...
How To: Remotely Monitor Your Kid’S iPhone/iPad
Maybe your kids are using iPhone/iPad too much, as a parent, you want to know what they are having to deal with to help guide them through of that. Here is the tutorial on how you can parental control your kids on iPhone/iPad. You are able to monitor as well as take control of their devices. Kids’ activities on iPhone/iPad like SMS, chats, web browsing will be recorded and you can check them remotely with e-mail without getting access to the devices. OK, here comes the steps: Step 1:
How To: Fix your computer when it won't recognize your CD or DVD disc drive
One of the most annoying of the many annoying types of errors on Windows computers is when you computer won't recognize parts that have always been a part of it, like the drives or keyboard. If your computer has stopped recognizing your CD or DVD disc drive, watch this video. As long as the drive is still connected, the steps in this video should allow you to fix the problem and continue using your drive.
How To: Reformat your computer step by step
This video tutorial belongs to the Computers & Programming category which is going to show you how to reformat your computer step by step. Go to BIOS by restarting your computer. Go to BOOT menu, select CD/DVD ROM and press f10 to save and exit. Now insert your operating system CD, don't let it run, restart your computer again and keep tapping f8. When the set up page is displayed, press 'enter' to set up Windows XP. Select your partition and press D to delete. Then press L to continue deleti...
How To: Take apart a computer's keybaord & clean it
In this video, we learn how to take apart a computer's keyboard & clean it. First, turn the keyboard upside down and remove the screws from the side with a screwdriver. After this, flip it back over and remove the keys from the top. Put the keys into a bowl of soap and water and let them soak. Then, remove the screws from the top of the keyboard and set them aside. Open up the keyboard and then dust and clean the inside of it until clean. Next, you will replace all of the parts you removed in...
How To: Update graphic drivers with Windows Device Manager
In this video tutorial, viewers learn how to upgrade their graphic driver. This task is very fast, easy and simple to do. Begin by clicking on the Start menu. Then right-click on My Computer and select Properties. Now click on the Hardware tab and click on Device Manager under Manager. In the Device Manager window, select your graphic driver under Display adapters. Right-click on the driver and select Update Driver. Now follow through the instructions in the window and check for any updates. ...
How To: Make a simple calculator in Visual Basic
If you're new to the Visual Basic IDE, looking to brush up on your VB programming skills, or simply have a burning desire to code a simple calculator, this three-part video lesson is for you.
How To: Crack a WEP key with Backtrack 4 and Aircrack-ng
In this clip, you'll learn how to use the Backtrack Linux distro and the Aircrack-ng WiFi security app to crack a WEP key. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.
How To: Capture Desktop Screen with VB.NET
Hello there. Today I wanna share on how to create a screen capture program. Requirement:
How To: Add, save & retrieve data in SQL Server using C# programming & Visual Studio
This five-part series on C# programming covers many things. First, you learn how to save to the Microsoft SQL Server. Then, you'll learn how to retrieve that data. You'll also learn how to navigate the DataSet, edit SQL data, and delete data. If you have Microsoft Visual Studio and SQL Server, give this lesson a try.
How To: Fix laptop screen scratches
You paid a lot of money for and now your worried your computer screen is ruined with scratches. Just open up your bathroom cabinet and you will find everything you need to get your trusty computer screen shining like new.
How To: Hack a WEP-protected WiFi network with BackTrack 3
In this clip, you'll learn how to use the Backtrack 3 Linux distro and Aircrack-ng WiFi security app to crack the password to a WEP-protected wireless network. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.
How To: Hack into a Windows computer
This is how to hack a computer for educational purposes. First you need its IP address, radmin viewer 3.3 or later, and an open port scanner. Okay so first you need the IP and scan the IP address of the computer. Now find what open port it has. Ok then open up radmin viewer and put in the IP address and open the port you found. Now right click after you enter the computer's IP address and the open port. Select full control or view only and there you go. The computer has been successfully hack...
How To: Hack a computer by resetting the bios password
This is hardcore, serious hacking at its best. So it goes without saying that you probably shouldn't be attempting this computer hack unless you've successfully shut down your friend's computer at school using Command Prompt and sent out a fake virus to loved ones.
How To: Recover a lost or forgotten email password on a Windows PC with MailPassview
Want to find out a forgotten password on a Windows PC? This clip will teach you everything you'll need to know. With MailPassview, 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: Set up an Epson printer wirelessly
Learn how to set up an Epson printer wirelessly when you bring your new printer home you will want to start by installing the software that came with the new printer. You can set up your printer to work without wires and it will print from all over the house. There are 3 ways to set up the printer including the Epson way, with cables, and WPS. To determine is you need to use WPS, which is more complex, check your router to see if it has a sticker on it that says Wi-Fi Protected Setup. If that...
How To: Hack your Windows Admin Password
This video tutorial will show you how to hack your Windows Admin Password. There is no need to download anything to bypass the Windows Administrator Password.
How To: Crack a 64-bit WEP key on a Linux computer with Aircrack-ng
In this clip, you'll learn how to use the Backtrack Linux distro and the Aircrack-ng WiFi security app to crack a 64-bit WEP key. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.
How To: Hack the computer password for Vista
This video shows how to hack the computer password for Vista. We can change the computer password without knowing the actual password. First go to Start menu. Type in the Search "cmd". Then right click on that folder and run as administrator. Then we get a pop up. Type in their net users. Pick the user that we want to hack into. After picking the user type in net user the username and then * . After typing this hit enter key and it should say the command completed successfully and we have to ...
How To: Install network cables
Learn the ins and outs of do-it-yourself network cable installation including how to modify other cables into Ethernet cables.