Hot Computers & Programming Posts

How To: Change the default password on a D-Link router

This tutorial shows us how to change the default password on a d-link router. First, go to your web browser and type in "http://192.168.0.1". A pop up box will now appear, in the user name section write "admin" and in the password section, leave it blank. On the new page, click on the "tools" section, then type in a new login name under the administrator section. After this, enter a new password and confirm it. Now delete all the information under the "user" section. Save these settings, clic...

How To: Create a new standard user & admin in Windows 7

In this video tutorial, viewers learn how to create a new standard user and administrator account. Begin by clicking on the Start menu and select Control Panel. Then click on User Accounts and Family Safety and click on User Accounts. Now select the "Manage another account" option and click on "Create a new account". Users are able to name the account and select the account type (Standard or Administrator). Finish by clicking on Create Account. Users are then able to make changes to the accou...

How To: Create animated GIFs in Mac OS X

In this video tutorial, viewers learn how to make an animated image on a Mac OS X computer. Users will need to download the GIFfun program. Once downloaded and installed, open the program and drag the images into the program. Then set the time delay for each image, amount of loops and configure the options. Once your finished configuring the image, click on Make Gif. The image will be produced in the small square window below. Then simply drag the image onto your desktop. This video will bene...

How To: Create a free flash website using Wix

In this video, we learn how to create a free flash website using Wix. First, log online and go to "www.wix.com" and either create a screen name or log into your account. Now, click on "create" and choose a premade template or make one from scratch. Now, change the background to a color you prefer, then add in a frame and different media to your page. You can also add a title to the website by clicking on the "text" section. You can play around with the different effects and additions, making ...

How To: Set custom sound volume for different applications

In this video tutorial, viewers learn how to set custom sound volume for different applications in a Windows 7 computer. This task is very easy, fast and simple to do. Begin by simply clicking on the speaker icon in the system tray and select Mixer. There users will have access to the master audio mix on the left and each application listed individually, with their own volume bar. Just adjust each volume bar of the applications to your liking. This video will benefit those viewers who use a W...

How To: Use 4 different hacks to make typing easier in Windows

In this video tutorial, viewers learn 4 different hacks that will make typing easier in Windows. Begin by clicking on the Start button and select Control Panel. Then click on Ease of Access Center and select "Make keyboard easier to use". Now users are able to configure the keyboard options for easier use such as: turning on/off the mouse keys, sticky keys, toggle keys and filter keys. All the features have more specific settings for self-adjusting to the user's liking. This video will benefi...

How To: Clean an Apple keyboard with Mr. Clean Magic Eraser

Keyboards get really dirty from your hands, food, spilled drinks, pens, pencils and everything else that winds up on your desk. This video will show you a great way to clean you white Apple keyboard (wireless or wired) so that it shines like you just bought it. All you need is a handy cleaning product called Mr. Clean Magic Eraser. This will get all of the dirt off of your white keys that come with Mac computers. Make sure to clean the keys and the inside between all of these keys as well. Ma...

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: Reset a wireless router

In this video, we learn how to reset your wireless router. You can use this if you are getting the "server can't be found" error, and it will work most of the time. First, grab your router and unplug the electricity and DSL plugs that are in the router. They will be round and look like post, and shouldn't be hard to find. After you unplug it, plug it back in after about 30-45 seconds. This will reboot your router, so it will most likely fix the problem you are experiencing. You should be able...

How To: Change the keyboard on an HP Pavilion laptop

This video tutorial is in the Computers & Programming category which will show you how to change the keyboard on an HP Pavilion laptop. First remove the battery and then remove the 6 screws in the battery cabinet. Now remove another screw as shown in the video. Open up the laptop and remove the panel located on top of the keyboard. Now remove the screws that hold the keyboard in place, slide out the ribbon connector and take out the keyboard. Then take the new keyboard, slide in the ribbon co...

How To: Mount ISO files using Ubuntu terminal command line

In this video tutorial, viewers learn how to mount ISO files without burning DVD. This task is very fast, easy and simple to do. The first way is to simply right-click on the ISO file, go to Open With and select Open with "Archive Mounter". The second way is to open the Terminal program and type in the command line: sudo mount -o loop -t iso9660.ISO [directory]. Users will need to create a directory before using the terminal command line. Finish by pressing the Enter key. This video will bene...

How To: Protect your PC in 10 ways

There are 10 major ways to protect your PC. Disable Autorun, in Windows. Make sure that your system is up to date, by setting automatic updates. Always use a log on for your computer that does not have administrative privileges. Use different passwords, and change your passwords on a regular basis. Don't use simple passwords. Be careful of using links sent to you via email. Never disclose your sensitive information in public forums: e.g. social networks. Encrypt sensitive data on your compute...

How To: Change power button settings in Windows 7

In this tutorial, we learn how to change power buttons on Windows 7. First, go to the control panel and find your hardware and sound section. Now, go to power options and change what the power buttons do. You will be able to see what your power options currently are, and change what they do when your computer sits still, the top shuts, or many other things. If you want the computer to hibernate, the computer will wake up when you touch it. If you go into a sleep state, you will have to reload...

How To: Resize thumbnails in Windows XP

In this tutorial, we learn how to resize thumbnails in Windows XP. First, close all the windows on your computer, then go to your start menu. Next, type in "regedit" under "run" and then click "enter". Now you will see a registry editor, find your current user path when you get to this page. Now, go under the software folder, then the Microsoft folder, and then the Windows folder. Next, go under "explorer" and create a new "DWORD" value called "thumbnailsize" and set a value between 32-256. A...

How To: Use salty hashes to keep passwords secure

In this tutorial, we learn how to use salty hashes to keep passwords secure. A hash is stored in a database that is hashed with an algorithm, so not everyone can see exactly what your password is. When you type your password into a website, it doesn't actually register as words, it registers as a hash. This keeps your passwords secure so not everyone can see them. Salting is when you use random pits and attaching them to your regular hashes so not every password is the same. The salt is what ...

How To: Run Windows 7 on a Mac using Parallels

In this Computers & Programming video tutorial you will learn how to run Windows 7 on a Mac using Parallels. First you got to download Windows 7. For this you will need Firefox browser. Open the browser and go to www.microsoft.com/windows/windows-7/download.aspx. Scroll down and under the 32 bit download link, select English and click GO. If you have a windows account, type in your email and password and sign in. You will get the download link in the email. Go to the link, it will have the pr...

How To: Replace a keyboard for Acer Aspire One 10.1 netbook

In this Computers & Programming video tutorial you will learn how to replace a keyboard for Acer Aspire One 10.1 netbook. Disconnect the netbook from the power supply and remove the battery. You can use a small flat screw driver or a razor blade for replacing the keyboard. You don't have to remove any screws. You need to unlatch three tabs; one located above the f8 key and two on either side of the keyboard. With the razor blade unlatch the tab above f8, and then the two side tabs as shown in...

How To: Troubleshoot Windows memory problems

In this video tutorial, viewers learn how to quickly troubleshoot memory problems in Windows. Begin by clicking on the Start menu. Type "mdsched" into the search bar and press Enter. The Windows Memory Diagnostic window will then appear. Click on "Restart now and check for problems". Your machine will then be rebooted and will run its memory diagnostics tool. It will look for any issues that may cause problems for your system. Advanced users can press F1 when it starts to specify certain opti...

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: Find hidden taskbar shortcuts

In this video tutorial, viewers learn how to find hidden task-bar shortcuts in Windows 7. Begin by pressing the Windows and T keys on the keyboard. The will focus on the task-bar, allowing the user to navigate through using the arrow keys. Users will be able to move between different icons. If the application has a window open, it will show the thumbnail. Then press the up arrow key to sort through the thumbnails. Press the down key to focus back onto the task-bar. This video will benefit tho...

How To: Restore desktop icons in Windows XP

In this video tutorial, viewers learn how to restore the desktop icons in Windows XP. Begin by right-clicking on the desktop and select Properties. Then click on the Desktop tab and click on the Customize Desktop button. In the General tab, under Desktop Icons, users are able to check the 3 desktop icons to place onto the desktop. These 3 desktop icons are: My Documents, My Computer and My Network Places. Users are also able to change the icon or restore to default. When finished, click on OK...

How To: Build your own green screen

In this video tutorial, viewers learn how to build a green screen. The materials required for this project are: two 10 ft long PVC pipes, measuring tape, saw, duct tape and pipe elbows and couplings. Begin by marking the two PVC pipes with 6 ft on one side and 4ft on the other. Then cut the PVC pipes in half. Now connect the frame together with the pipe elbows and couplings. Build support to the fame by adding some duct tape. Finish by attaching the green cloth on the frame and tape it at the...

How To: Backup your computer to an external hard drive

In this tutorial, we learn how to backup your computer to an external hard drive. All you need to do this is an external hard drive. After you connect your external hard drive to your computer, go to "my computer", then double click "external hard drive", then "setup file". Once you click on this, a setup wizard to install the program will show up, go through the steps to finish the installation. Once finished, a new window will show up, go through the different tabs to see what each has in i...

How To: Completely delete items from Mac OS X

In order to completely delete items from Mac OS X. Download Google desktop. This will search your computer and the web and your computer. Go to Applications. Right click on Google Desktop. Go to Show Package Contents. Drag contents into the trash. Next, go to Google Gadgets. Click and drag it to the trash as well.

How To: Zoom in and out on a Mac

In this video tutorial, viewers learn how to zoom in and out on a Mac computer. To access the zooming tool, begin by clicking on the Apple menu and select System Preferences. Under System, select Universal Access and check On under Zoom. In Options, users are able to set specific settings such as the maximum and minimum range of zoom. The keyboard shortcut for zooming in is: Option, Command and =. The keyboard shortcut for zooming out is: Option, Command and -. This video will benefit those v...

How To: Set startup programs in Windows XP

This video tutorial is in the Computers & Programming category which will show you how to set startup programs in Windows XP. To begin click on the start button and go to the 'run' command, type in 'msconfig' and click OK. On the next window click on the 'startup' tab and here you will see all the programs that can run when you start up your computer. Here you check the programs that you want to run at start up and uncheck the ones you don't want to run. Then click 'apply' and in the next win...

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: Install Linux Mint 7 inside Windows Vista

In this tutorial, we learn how to install Linux Mint 7 in Windows Vista. Use Sun Virtual box to download the Linux Mint 7. When finished, open up the program and click the install button, then go through the install process to finish installing the Linux program. You can go through the default settings or you can choose your own. When it's finished installing, create a name and password, then choose if you want to log in automatically. When finished, you will have the operating system up, the...

How To: Make windows full screen on a Mac

In this video tutorial, viewers learn how to make windows full screen on a Mac computer. This task is very easy, fast and simple to do. Users will need to download the application, Right Zoom. The link to download this application is: Right Zoom. Once downloaded and installed, double-click on the application to operate it. Now whenever users click on the + on the top of a window to maximize the screen, the window will enlarge to full screen. This video will benefit those viewers who use a Mac...

How To: Take a screenshot on your laptop PC

In this video tutorial, viewers learn how to take a screen-shot on a laptop. Begin by finding the display image that you would like to take a screen-shot of. Then press the End and Insert key on the keyboard to take a screen-shot of the displaying image. Now open the Paint program. Click on Edit and select Paste. The screen-shot image will then be pasted into the Paint program. User are now able to edit or save the image. This video will benefit those viewers who use a laptop, and would like ...

How To: Find your Windows product key

In this video, we learn how to find your Windows product key. Start off by going to Magical Jellybean Keyfinder. This website has a download that will find your product key for your Windows program. This is a great and necessary tool if you happened to loose the product key that came with your computer. This is also great for computers that already had Windows installed, and you never had the product key in the first place. Once you install this on your computer, you just open it up on your d...

How To: Upgrade from Vista to Windows 7 with Cnet TV

In this video tutorial, viewers learn how to upgrade a computer from Windows Vista to Windows 7. Users are able to do an in-place upgrade as long as both the Windows Vista and Windows 7 versions are the same. Users will need to export all their data, erase the hard drive and then reinstall all the applications. To do an in-place upgrade, begin by backing-up your data. Then insert the install DVD and select run it. Then click on Install Now and wait for it to install and setup. This video will...

How To: Test your system performance in Windows 7

In this video tutorial, viewers learn how to test their system performance. Begin by clicking on the Start menu and select Control Panel. Then click on System and Security, and select "Check the Windows Experience Index" under System. Now click on "Rate this computer". The system will then begin to run some tests. This will take about 1-2 minutes. The Windows Experience Index assesses key system components on a scale of 1.0 to 7.9. This video will benefit those viewers who use a Windows 7 com...

How To: Load fine art paper into the Epson Stylus Photo R2880

If you have the Stylus Photo Printer (R2880) from Epson at home, you probably figured out how easy it is to load paper into the printer. But what about fine art paper? Paper such as Velvet Fine Art and Hot Press and Cold Press loads into the printer slightly different. This video, straight from Epson, will show you how to load these kinds of papers using the rear single sheet guide.

How To: Use ratios when programming in Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to use Clojure ratios, and see why the IEEE 754 double is a better tool for most jobs. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.

How To: Speed up a function when programming in Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to measure and improve the performance of a function. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.

How To: Solve the "FizzBuzz" problem with Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to solve the classic FizBuzz problem with Clojure. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.

How To: Use inversion of control (IOC) in Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to relate Java's inversion of control pattern to first class functions.. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.

How To: Write an inference engine using Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to write an inference engine with Clojure 1.1. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.

How To: Solve problems with infinite sequences in Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to use infinite sequences in Clojure to solve mathematical problems. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.