Wednesday, November 11, 2009

Bird of Poksay


bird of poksay this warbler type, this bird can imitate cat voice and earn in looking after in houses. this bird often in following warbler race of indonesia.

Thursday, August 13, 2009

Modern computers


A computer's memory can be viewed as a list of cells into which numbers can be placed or read. Each cell has a numbered "address" and can store a single number. The computer can be instructed to put the number 123 into the cell numbered 1357 or to add the number that is in cell 1357 to the number that is in cell 2468 and put the answer into cell 1595. The information stored in memory may represent practically anything. Letters, numbers, even computer instructions can be placed into memory with equal ease. Since the CPU does not differentiate between different types of information, it is the software's responsibility to give significance to what the memory sees as nothing but a series of numbers.In almost all modern computers, each memory cell is set up to store binary numbers in groups of eight bits called a byte. To store larger numbers, several consecutive bytes may be used . When negative numbers are required, they are usually stored in two's complement notation. Other arrangements are possible, but are usually not seen outside of specialized applications or historical contexts. A computer can store any kind of information in memory if it can be represented numerically. Modern computers have billions or even trillions of bytes of memory.

The CPU contains a special set of memory cells called registers that can be read and written to much more rapidly than the main memory area. There are typically between two and one hundred registers depending on the type of CPU. Registers are used for the most frequently needed data items to avoid having to access main memory every time data is needed. As data is constantly being worked on, reducing the need to access main memory which is often slow compared to the alu and control units greatly increases the computer's speed.

Computer main memory comes in two principal varieties: random-access memory or ram and read-only memory or rom. Ram can be read and written to anytime the CPU commands it, but Rom is pre-loaded with data and software that never changes, so the CPU can only read from it. Rom is typically used to store the computer's initial start-up instructions. In general, the contents of ram are erased when the power to the computer is turned off, but rom retains its data indefinitely. In a PC, the rom contains a specialized program called the Bios that orchestrates loading the computer's operating system from the hard disk drive into ram whenever the computer is turned on or reset. In embedded computers, which frequently do not have disk drives, all of the required software may be stored in rom. Software stored in rom is often called firmware, because it is notionally more like hardware than software. Flash memory blurs the distinction between rom and ram, as it retains its data when turned off but is also rewritable. It is typically much slower than conventional rom and ram however, so its use is restricted to applications where high speed is unnecessary.

In more sophisticated computers there may be one or more ram cache memories which are slower than registers but faster than main memory. Generally computers with this sort of cache are designed to move frequently needed data into the cache automatically, often without the need for any intervention on the programmer's part.

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Health chance of entering the body


Hygiene is the practice of keeping the body clean to prevent infection and illness, and the avoidance of contact with infectious agents. Hygiene practices include bathing, brushing and flossing teeth, washing hands especially before eating, washing food before it is eaten, cleaning food preparation utensils and surfaces before and after preparing meals, and many others. This may help prevent infection and illness. By cleaning the body, dead skin cells are washed away with the germs, reducing their chance of entering the body.

Personal health depends partially on the social structure of one's life. The maintenance of strong social relationships is linked to good health conditions, longevity, productivity, and a positive attitude. This is due to the fact that positive social interaction as viewed by the participant increases many chemical levels in the brain which are linked to personality and intelligence traits.
Sports nutrition focuses the link between dietary supplements and athletic performance. One goal of sports nutrition is to maintain glycogen levels and prevent glycogen depletion. Another is to optimize energy levels and muscle tone. An athlete's strategy for winning an event may include a schedule for the entire season of what to eat, when to eat it, and in what precise quantities .
Prolonged psychological stress may negatively impact health, such as by weakening the immune system and mind. Stress management is the application of methods to either reduce stress or increase tolerance to stress. Relaxation techniques are physical methods used to relieve stress. Psychological methods include cognitive therapy, meditation, and positive thinking which work by reducing response to stress. Improving relevant skills and abilities builds confidence, which also reduces the stress reaction to situations where those skills are applicable.

Reducing uncertainty, by increasing knowledge and experience related to stress-causing situations, has the same effect. Learning to cope with problems better, such as improving problem solving and time management skills, may also reduce stressful reaction to problems. Repeatedly facing an object of one's fears may also desensitize the fight or flight response with respect to that stimulus e.g., facing bullies may reduce fear of bullies.
Workplace wellness programs are recognized by an increasingly large number of companies for their value in improving the health and well-being of their employees, and for increasing morale, loyalty, and productivity. Workplace wellness programs can include things like onsite fitness centers, health presentations, wellness newsletters, access to health coaching, tobacco cessation programs and training related to nutrition, weight and stress management. Other programs may include health risk assessments, health screenings and body mass index monitoring.
Health research builds primarily on the basic sciences of biology, chemistry, and physics as well as a variety of multidisciplinary fields . Some of the other primarily research-oriented fields that make exceptionally significant contributions to health science are biochemistry, epidemiology, and genetics.

otomotif Motocross



Rallying, or rally racing, involves two classes of car. The modified Group A, but road legal, production-based cars and the Group N Production cars compete on (closed) public roads or off-road areas run on a point-to-point format where participants and their co-drivers rally to a set of points, leaving in regular intervals from start points. A rally is typically conducted over a number of "special stages" of any terrain, which entrants are often allowed to scout beforehand at reduced speeds compiling detailed shorthand descriptions of the track or road as they go. These detailed descriptions are known as pace notes. During the actual rally, the co-driver reads the pace notes aloud to the driver, enabling them to complete each stage as quickly as possible. Competition is based on lowest total elapsed time over the course of an event's special stages, including penalties.
In many types of auto races, particularly those held on closed courses, flags are displayed to indicate the general status of the track and to communicate instructions to competitors.
As modern motor racing is centered on modern technology with a lots of corporate sponsors and politics involved, historical racing tends to be the opposite. Because it is based on a particular era it is more hobbyist oriented, reducing corporate sponsorship and politics. Events are regulated to only allow cars of a certain era to participate. The only modern equipment used is related to safety and timing. A historical event can be of various different motorsport disciplines.
While there are several professional teams and drivers in historical racing, this branch of auto sport tends to be contested by wealthy car owners and is thus more amateur and laid back in its approach.

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AVG Internet Security 8.5 is a full suite which brings together the avg Antivirus, AntiSpyware, LinkScanner, AntiRootkit, Web Shield, Security Toolbar, Firewall, Anti-Spam, Identity Protection and System Tools protection components.
Avg Identity Protection 8.5 provides protection against identity theft and unknown malware threats using behavioral monitoring.
Avg Antispyware was a rebranded version of AntiSpyware that was integrated into Avg Antivirus as of version 8.0. A free version was also available, having now been merged into Avg Antivirus Free Edition
Avg Antirootkit was a free antirootkit program that was discontinued as of late 2006.
Avg Antivirus 8.5 provides the Antivirus, Antispyware, Linkscanner, Antirootkit, Web shield, and Security Toolbar protection components.
Avg Antivirus Free Edition 8.5 provides basic Antivirus and Antispyware protection, plus the full Avg Linkscanner safe search and surf technology. There are some limitations with Avg Antivirus Free Edition 8.5 compared to the commercial versions of Avg products.
Infrequent updates Avg Antivirus Free Edition 8.5 receives updates via a lower priority service. Priority updating via high-speed servers is only available for the commercial versions of Avg product No telephone or e-mail technical support There is no telephone or e-mail technical support provided by Avg for users of Avg Antivirus.
Less customization Scheduling options in Avg Antivirus Free Edition 8.5 are very limited. However, the AVG Resident Shield configuration allows exclusions. The on-demand/scheduled scanner allows advanced testing options such as heuristics and reporting of password-protected archives reporting. Process priority for on demand scheduled scans can be dynamically adjusted over three different configurations.
Avg Antivirus Free Edition 8.5 cannot be installed on server operating systems, nor can it be used for the scanning of network drives.
Avg Antivirus Free Edition 8.5 is only licensed for home and non-commercial use on a single computer.Screenshot of banner in Avg Free Edition 8.0
All versions of the Avg products, excluding Avg Antirootkit Free Edition, are compatible with the 64-bit edition of Windows. Avg Technologies also sells Avg antivirus and Internet security solutions for web file servers or email servers running either Linux, FreeBSD or Windows.
Avg Internet Security Network Edition 8.5 provides centrally controlled protection for workstations and file servers. Avg Internet Security SBS Edition 8.5 adds e-mail server and Microsoft SharePoint server protection, plus e-mail server based anti-spam protection.
Avg Antivirus Network Edition 8.5 provides centrally controlled anti-virus and anti-spyware protection for workstations and file servers. Avg Antivirus SBS Edition 8.5 adds e-mail server and Microsoft SharePoint server protection.
Avg File Server Edition 8.5 provides antivirus and antispyware protection for file servers.
Avg e-mail Server Edition 8.5 provides anti-virus and antispyware protection for e-mail servers, plus e-mail server based anti-spam protection.
The patent pending Linkscanner technology acquired from Exploit Prevention Labs and built into most Avg 8.5 products, provides real-time protection against exploits and drive by downloads. Linkscanner includes: Search Shield a safe search component that places safety ratings next to each link in Google, Yahoo! and MSN search results plus Active Surf Shield a safe surf component that scans the contents of a web site in real-time to ensure it's safe being opened.A faulty upgrade in 8.0.233 causing users to lose internet access, as well as concerns regarding web analytics have made Linkscanner a controversial component.When Avg 8.0 was first released, its Linkscanner safe search feature was shown to cause an increase in traffic on web sites that appear high in search engine results pages. Avg initially said site administrators would be able to filter the Linkscanner traffic out of their site statistics, leaving the problem of excess bandwidth usage still to be solved.An additional caveat with version 7.5 in Windows XP, which is a multi user system that allows more than one user to be logged in at a time, is that scheduled scans ran as separate processes, which created a situation in which there were two scheduled scans, one in each active account, running simultaneously and causing heavy hard disk throttling and considerable system lag. This fault was finally fixed in version 8.0 of the program.

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Sunday, July 26, 2009

music and jazz


In popular music and jazz, music notation almost always indicates only the basic framework of the melody, harmony, or performance approach musicians and singers are expected to know the performance conventions and styles associated with specific genres and pieces. For example, the lead sheet for a jazz tune may only indicate the melody and the chord changes. The performers in the jazz ensemble are expected to know how to flesh out this basic structure by adding ornaments, improvised music, and chordal accompaniment.

Music is experienced by individuals in a range of social settings ranging from being alone to attending a large concert. Musical performances take different forms in different cultures and socioeconomic milieus. In Europe and North America, there is often a divide between what types of music are viewed as a high culture and low culture. High culture types of music typically include Western art music such as Baroque, Classical, Romantic, and modern-era symphonies, concertos, and solo works, and are typically heard in formal concerts in concert halls and churches, with the audience sitting quietly in seats.
Other types of music including, but not limited to, jazz, blues, soul, and country are often performed in bars, nightclubs, and theatres, where the audience may be able to drink, dance, and express themselves by cheering. Until the later 20th century, the division between high and low musical forms was widely accepted as a valid distinction that separated out better quality, more advanced art music from the popular styles of music heard in bars and dance halls.
whereas the audience for Classical symphony concerts typically have above average incomes, the audience for a rap concert in an inner-city area may have below-average incomes. Even though the performers, audience, or venue where non art music is performed may have a lower socioeconomic status, the music that is performed, such as blues, rap, punk, funk, or ska may be very complex and sophisticated.
When composers introduce styles of music which break with convention, there can be a strong resistance from academic music experts and popular culture. Late-period Beethoven string quartets, Stravinsky ballet scores, serialism, bebop-era jazz, hip hop, punk rock, and electronica have all been considered non-music by some critics when they were first introduced. Such themes are examined in the sociology of music. The sociological study of music, sometimes called sociomusicology, is often pursued in departments of sociology, media studies, or music, and is closely related to the field of ethnomusicology.
I've also always had problems with the whole Contemporary Christian Music thing. Not because Christians shouldn't be allowed to rock the same way the heathens do. But because it's a multi-million dollar industry built largely on the guilt of good Christian kids who'd much rather be listening to secular bands, but can't because their parents won't allow them to. Something about that whole devil's music thing again.
Some of these artists are in fact quite talented, but many more of them are simply paler versions of their secular counterparts, often lacking the production values of the same. It sort of goes back to that old saying, Why should the devil have all the good music.
In fact, if one does his due diligence and researches the whole notion of where the whole idea that rock is the devil's music comes from, you always arrive at exactly the same place. That would be those same segregated southern churches whose biggest fear about rock music wasn't the devil at all, but rather its origins in rhythm and blues and so-called race music. Black Sabbath, Judas Priest, Slayer, and Marilyn Manson notwithstanding, the darker roots of rock and roll are more about color than about some imagined allegiance to a horn-rimmed, cloven hoofed god. Sadly, this same attitude still exists in some of the more sequestered corners of the fundamentalist Christian fringe.
Have you ever been at home or car and suddenly you hear Baby of Mine from Dumbo or maybe A Whole New World from Aladdin on the radio when Snow White sang about finding her prince in Disney's first Animated film, to a normal kid living a double life in Hannah Montana, music has always been a huge part of any Disney movie. But why, you may ask With such memorable characters such as princes and princesses,why is music so important Well, first let's look at what makes US remember the story the most. When you are watching a movie, do you pay more attention to the characters or the story. I personally like both, but the music is the key point to make me remember the movie the most. Also, when I hear a song from a movie that I like, it makes me want to watch that movie. This brings me to point number 2 how many times have you bought a CD or soundtrack for just that one song. These days you can always go to Itunes and get that one song, but when most of these movies were released you still had to go and get the CD, cassette tape, 8 Track or vinyl record from the store, which allowed those aspects of the movies to bring in just as much money for the company. Now, with many online options where a person can just get that one song, Disney is stepping up their music to include their own recording company and many Disney Channel movies and shows where music is the main point of the show. A few of these hits include High School Musical and the TV show Hannah Montana with Miley Cyrus that has also turned into a tween mega sensation. So here are a few of my favorite Disney Songs.. Enjoy!