Archive for the 'Howto' Category

Verify What you Download by Calculating MD5 Sums in Windows

Ever downloaded something that has a weird 32 digit number/letter combination next to the download link? Or a link called md5? These numbers are a sum of the programs bits using the md5 algorithm. What the md5 algorithm does is make calculations based on the bits that make up the program. If one bit is in the wrong place altered or changed in the program the resulting md5 number/letter combination, also known as a hash, will return a completely different combination. It is kind of like a fractal. If you add or subtract the tiniest amount of data the entire result is thrown off completely. Read more »

Turn Off Unnecessary Windows Services

Windows is notorious for having useless features and CPU resource hogging programs/services enabled by default. Today’s post is about removing some of the useless services. Services are kind of like startup programs, they are usually not necessary, they slow down your computer, and they slow down the boot up process; however, some are useful so thats why I have made a list of ones to get rid of. Read more »

Defragmenting Your Hard Drive

What is Defragmentation?

 
Well defragmentation is the undoing of fragmentation. Fragmentation is described as the disarray of files stored in an inefficient manner. In other words, your computer is fast and lazy. It stores files wherever it pleases without giving much thought of how it is going to find the file in the future. Read more »

Find Your IP Address

Since most of the computers today communicate via the TCP/IP Protocol (don’t worry if you don’t know what that is) these computers must have an IP address in order to communicate. You can think of the IP address like a phone number or street address. Read more »

Start Your Computer in Safe Mode

Safe Mode is a special diagnostic mode of Windows used for troubleshooting. Often it allows you to make changes to the operating system when you can not boot normally. This is usually caused by various reasons like incorrect drivers, viruses, spyware, and corrupt files. Read more »

Check Your Internet Speed

There are many reasons to check your internet speed. One reason is to troubleshoot your network to see if you are limited by your upload speed or download speed. Another reason is to find out if you are getting the advertised speed you were promised. Internet speed tests are really easy to do and only take a few minutes. Read more »

Startup Programs and Removing Them

So you start up your computer only to wait 5 to even 15 minutes for Windows to fully load before you can go ahead and use your computer. This can be very frustrating to the user. More and more, programs are inserting themselves into the startup process so that every time you turn on your computer all sorts of unnecessary programs are running in the background without your permission. Read more »

Installing Ad-Aware

Adware is a program that is used to find and remove adware and spyware. To install adware simply follow these steps. Read more »

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