Social networking websites distract students at school much like how they distract employees at work, so many schools block Facebook on their computers. However, students can still access Facebook while at school by using a proxy server that the school’s network has not disabled. What is a Proxy Server? A proxy server is one that reroutes browsing activity through its own hardware, hides the user’s IP address, and allows the user to access websites that have been blocked or disabled on his/her own network. Though a school’s network may Read More
Affiliate programs are a way to make money with your website without actually selling anything. Affiliate programs enable the webmaster (publisher) to display advertisements and be paid for doing so. Types of Affiliate Programs There are three types of affiliate programs: Pay Per Impression (PPI) Pay Per Click (PPC) Commission Pay Per Impression (PPI) Affiliate Programs Pay Per Impression (PPI) affiliate programs pay the webmaster (publisher) a very small amount of money each time a user sees an advertisement. Pay Per Impression (PPI) programs have become significantly less popular with Read More
Though most Kindle batteries last for several years, it is still possible that a Kindle may still need a battery change. Check the battery life meter on the Kindle before ordering a new battery and be sure not to mistake the signal strength meter for the battery life meter. Many users find the meters easily confusable as they are both located at the bottom right of the Kindle screen. Some common reasons for needing to change a Kindle’s battery include: Frequent recharging due to heavy use, which shortens battery life. Read More
To change your Unix password, use the `passwd` command. Unless you are the “root” user, you will need to know your current password to set a new one. If you have forgotten your current password, you will need to contact the “root” user to have your password reset. Here is an example of the user “will” changing his Unix password: $ passwd Changing local password for will Old Password: New Password: Retype New Password:
The WMA (Windows Media Audio) file format is a proprietary file format created by the Microsoft Corporation for the storage and playback of audio files. The WMA format is part of the greater Windows Media framework and actually consists of four variants to include WMA, WMA Pro, WMA Lossless, and WMA Voice. The most common format encountered by consumers is WMA for storage of music or audio book files. The WAV (Waveform audio format) file type was created by Microsoft and IBM in order to store audio bit streams across Read More
Code Division Multiple Access (CDMA) is a channel transmission standard that allows several transmitters to send information simultaneously over a single communication channel. This ensures that the available bandwidth is used in an optimized manner. It is a form of multiplexing and is used for wireless communication. Radio communication makes use of two resources: frequency and time. If individual frequencies are allocated part of the spectrum all within the band all of the time, the result is Frequency Division Multiple Access (FDMA). If the same frequency channel is shared by Read More
Cell phone signal boosters (or cellular repeaters) are bidirectional amplifiers designed to boost the mobile phone reception using internal signal amplifiers, reception antennas and rebroadcast antennas. External antennas collect good cellular signal, and then it is transmitted to an amplifier, which retransmits the signal locally. This process results in much better signal. Rural areas often have problems with bad signal. Most service providers won’t make new towers in rural areas, because housing density is low. Cell phone signal boosters can solve this problem. Certain construction materials can block the signal. Read More
Getting the “Your System is Low on Virtual Memory” error is very frustrating. Fortunately, it will not destroy the computer. It merely indicates that the computer no longer has any memory to run the process requested and is trying to use virtual memory, but even that is running low because the program requires too much. This typically happens when numerous programs are being run or a program that has a glitch in it is running. Virtual memory (file swap or page swap) is a file on the hard drive. Its Read More
Xbox Live is an online multi-player gaming service that the Microsoft Corporation operates. Each country has its own pricing regulation for playing the game. The game comes in two versions Xbox Live Silver and Xbox Live Gold. Xbox Live comes with several features such as avatars, videochat, multi-players, Mottos for display on gamer profiles, Game achievements, which are earned during gameplay, Xbox Guide, Friends list, Integration with Windows Live Messenger, etc. Microsoft charges a fee for Xbox Live, but there are ways to get online and become part of the Read More
Share on: