Hot Computers & Programming How-Tos

How To: Share Local Drives and Folders using Oracle VM VirtualBox with a Guest Windows OS

There are several virtual machine managers present in the market. However, the main functionality of all VMs are the same. Most people like to get free VM managers, so that they can install as many operating systems as they like over the host operating systems. One of these free VM managers is Oracle's VM VirtualBox, which can be downloaded from Oracle's website for all popular operating systems, such as Linux, Windows and Mac.

How To: Delete temporary files in Ubuntu, Linux Mint or Debian

This video tutorial in Computers & Programming category will show you how to delete temporary files in Ubuntu, Linux Mint or Debian. For this you will need the program called bleachbit. You could get it from Bleachbit Sourceforge/ or from Synaptic package manager. For synaptic manager, click on ‘package manager’ in the ‘start’ menu and log into the program by typing your password. Then search for ‘bleachbit’, download and install it. Go to ‘terminal’, type in ‘su’ and enter, then type in your...

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: Align the printhead on your Epson printer

Not aligning your printer before you print is like going to a job interview without brushing your hair: Everything else looks right, but you somehow still look unprepared and messy. Aligning the printhead on your printer will help ensure all text prints out where it's supposed to print out and there's no awkward color blurring with pictures.

How To: Use and work with XML documents in a C# application

In this clip, you'll learn how to use XML within a C# app. Whether you're new to Microsoft's popular multi-paradigm programming language or are a seasoned developer merely looking to improve your chops, you're sure to find benefit in this free, official video tutorial. For more information, including detailed, step-by-step instructions, take a look. Use and work with XML documents in a C# application.

How To: Create an array of display modes when Java programming

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 TheNewBoston will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to build a list of display modes. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

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: 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: 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: Create a simple relational database with PHP and MySQL

In this clip, you'll learn how to generate a simple relational database with PHP and MySQL. 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: Map network drives from a remote server

In this tutorial, we learn how to map network driers from a remote server. First, go to run on your start menu, then type in the id address or server name for what you want to access and press enter. Now, right click on the folder you want to map and click on map network drives. Choose any letter you want from the drop down menu, then click next to the "reconnect on logon" text. Click on the finish button, then open your newly mapped network drive from your computer. You can do this for any s...

How To: Run a command prompt as an administrator in Windows Vista or 7

In this tutorial, we learn how to run a command prompt as administrator (Vista or 7). First, you will click on the start menu, then search for the term "prompt". Launch the command prompt, then a window will pop up with a black window. Type something in to see if it tells you the operation needs elevation. Now, click the start menu and type in "prompt" again. Then, click on the command link, right click, then click "run as administrator". Now, the new window will pop up that says "administrat...

How To: Speed up Aero on a Microsoft Windows 7 PC

Aero slowing down your Microsoft Windows 7 PC? Want to speed things up a little? This brief video tutorial from the folks at Butterscotch will teach you everything you need to know. For more information, including detailed, step-by-step instructions, and to get started speeding up your own Win 7 desktop or laptop computer, take a look.

How To: Find your CPU, RAM, video card & other system specs

In this video tutorial, viewers learn how to find the hardware and operating system specifications in Windows 7. Begin by clicking on the Start menu. Then right-click on Computer and select Properties. There, users will be able to see all of their computer's specifications such as: Windows edition, rating, processor, installed memory (RAM), system type, pen and touch, computer name, full computer name, computer description and work group. This video will benefit those viewers who use a Window...

How To: Create photo collages on a Microsoft Windows PC with Shape Collage

Looking for a free, effective means of creating digital photo collages on your Windows desktop or laptop computer? This clip will teach you everything you'll need to know. With Shape Collage, 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: 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: 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: Build a BartPE bootable CD

Steve Lee Ignacio explains the procedure to be followed to build a Bart PE Professional Rescue CD. He says that the basic requirements for completing this process is a Windows XP Pro or Home CD, a Bart PE builder, a Windows Computer, a program to burn .ISO files and a CD burner. He then explains the various steps involved in building the Bart PE CD, the first of which is to download latest version of Bart PE Builder using a search engine like Google. Then he explains the second step which is ...

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