Hot Computers & Programming Posts

How To: Run a Windows app on a Mac OSX using Crossover

In this Computers & Programming video tutorial you will learn how to run a Windows app on a Mac OSX using Crossover. Search for the program, download and install it. Open the program, go to configure and then to manage bottles. Then click on the little ‘+’ button, name your bottle, select a version of windows and click ‘create’. This will take a few minutes to create the bottle. Now click on applications > install software. In the crossover software installer window, click on ‘insta...

How To: Install Ubuntu Linux in 5 minutes

A Tutorial: Ubuntu Linux is a completely free open-source operating system that has many useful features and abilities, and this guide will show you how to try this new OS without harming your Windows system, and it only takes five minutes to learn! This guide will show you how to: -Download and burn the Ubuntu image to CD -Shrink the Windows installation to make room for Ubuntu -Boot to the Ubuntu live CD and begin the installation process -A step-by-step description of what options to choos...

How To: Create an iOS app with a Windows PC

iOS app development is not limited to Mac owners. If you want to program apps for iPhones or iPads but you only have a Windows desktop or notebook, this guide overviews the different options available to you, including the DragonFire SDK, RhoHub, and Hackintosh methods. Each has its own strengths and weaknesses, and the Hackintosh method will require you to install Mac OS X on a Windows PC.

How To: Allow users to exit full screen mode in a Java applet

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 add a exit full screen mode feature to your applets when writing code in the Java programming language. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Power a computer with car batteries

The original idea was to turn a small home UPS into a giant UPS but because the UPS was only able to run the RAID-wielding desktop for three minutes before shutting down, he decided to add two 24V car batteries to the equation (the maximum that his UPS could tolerate). The good news: it worked, and will run his computer for an hour plus.

How To: Clean an aluminum Apple keyboard by removing its keys

In this tutorial, we learn how to clean an aluminum Apple keyboard. You will need: soap , q-tips, and water. First, remove each individual key to your keyboard gently, then, clean off the keys and the inside with a mixture of soap and water on a q-tip. When finished, place your key back onto the keyboard. Repeat this step for your entire keyboard, making sure to be gentle when you remove and replace the keys back on. Don't do more than two at a time or you run the risk of forgetting where the...

How To: Use Remote Desktop in Windows Server 2003

Remote desktop in windows is set up with these easy to follow steps. First go to your start menu this is in the bottom left corner of your desktop. In the start menu locate your control panel. In the control panel open up your systems folder. Once this is open click the remote tab at the top right of this folder. In this tab you will have the option to check “allow user to connect remotely to this computer.” From here press ok to exit out of the systems folder.Again click the start menu, navi...

How To: Use HTML and open & closed brackets

To open the body of an HTML first open the HTML document, to do so write an open bracket, then html, the close the bracket. Next press enter. Type another open bracket, then type the word body, then type a closed bracket. Next press enter again. Now you can type an open bracket, then a backwards slash. Next type the word body again. Now type a closed bracket. Press enter once again. Now type another open bracket and then type html. Then type a closed bracket. Now you have just opened and clos...

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: 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: Turn any video into a screensaver on a Windows PC

You can make a screensaver with a MPG you get from the web and use "CamStudio" as one idea. You can use Infanview40, and install it the way you want it to open mpegs and add plug-ins that you get from the homepage.Open Infanview40, right click your .exe file to install in the program. Click "open" and Slide Show on INF.,scroll down to MPG that you want to add for your screensaver. Now the MPG is in the INFanview program,add to the screensaver.Click on "Play in full screen mode. Current Monito...

How To: Set your mouse cursor to leave a trail on screen

See how you can make your mouse cursor leave a trail behind it. First, go to "Start" and then "Control Panel". Then go to "Printers" and "Other Hardware" and then "Mouse". A new window should pop up and you should go click on the "Pointer Options" and then select the length of the trail you want your cursor to leave behind. It's easy to set your mouse cursor to leave a trail on your computer screen.

How To: Create modules with PHP for your website

Many sites do not use any fancy Content Managment System (CMS) to generate their pages, they are just just good ol' static HTML content. A site for your grandmothers pie baking business probably only has a few pages, perhaps a homepage, about page, and contact page. Each of these pages has different main content, but much of it stays exactly the same, like the header, navigation, and footer. Think of these sections as "modules" that you can easily use PHP to insert into the page. This way, ma...

How To: Clone computers across the LAN

In this video the instructor shows how to clone computers across the Local Area Network using BartPE and Selfimage. To do this first we will have an original computer. Now create the image of the hard drive of the computer and share it on the network drive. Now, using that image from the shared folder you can start the clones of other computers by overriding their hard drive using this image of the main hard drive. Using this technique you can clone multiple computers which are the exact dupl...

How To: Install Ubuntu in a RAID 0 array

RAID, or Redundant Array of Independent Disks, lets you divide and replicate data among multiple hard disk drives for information storage security. This video tutorial demonstrates how to install Ubuntu in a RAID 0 array. Before starting, you'll need at least 2 hard drives and an Ubuntu alternate installation CD. RAID 0, or striped disks, let's you install an operating system, such as Ubuntu, on a partition, while using others for data storage, as illustrated in this instructional segment.

How To: Permanently delete previously deleted files on a Mac

The guy in this video shows us how to permanently delete files on a Mac. First one would click on your desktop so the finder pops up and one would go to "utilities" and click "disk utilities". Next, one would click on the disk which they would like to clear, then click "erase" and then click "erase free space". After clicking, a box will pop up asking if you want to erase 0 times which clears the disk 1 time, 7 times which clears the disk 7 times to delete unwanted files, or 35 times, which r...

How To: Clean Up Hard Drive Space by Deleting iOS Device Backup Folders from iTunes

By now, you probably know that your iPhone secretly tracks and stores the locations you've visited in a backup folder on your computer's hard drive. The files are unencrypted, which means anyone with access to your computer or device can retrieve the information, which is downright scary. But Pete Warden and Alasdair Allan are making it fun with their iPhone Tracker application, which lets you map out everywhere you've been with your smartphone.

How To: Set up dual monitors

In your computer you can setup up two monitors on the same screen. This is the dual monitor setup which will give you more space to work with. So if your desktop is cluttered with icons and other program shortcuts, then you can use dual monitors. To setup a dual monitor system, the first thing you will need is two monitors. Now right click no your desktop and select properties from the menu. In the properties window go to the settings tab. If you see two monitor screen pictures over there the...

How To: Set up an HP wireless printer

In this tutorial, we learn how to set up an HP wireless printer. First, click "setup" on the printer, then go to "network", then "wireless setup wizard". The printer will now go through the setup process and show you available wireless networks in your area. If your network requires a password, enter it by typing it in with the keypad. Now, install the software to any computer and wait for the blue wireless light to turn on. When this is done, you will be able to print wirelessly from any com...