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Showing posts with label Knowledge. Show all posts
Showing posts with label Knowledge. Show all posts

http VS https


E-mail
http:// & https://


The main difference between http:// and https:// is, It's all about keeping you secure

HTTP stands for HyperText Transport Protocol, which is just a fancy way of saying it's a protocol (a language, in a manner of speaking) for information to be passed back and forth between web servers and clients.

The important thing is the letter S which makes the difference between HTTP and HTTPS.

The S (big surprise) stands for "Secure".
If you visit a website or webpage, and look at the address in the web browser, it will likely begin with the following: http://.

This means that the website is talking to your browser using the regular 'unsecure' language.

In other words, it is possible for someone to "eavesdrop" on your computer's conversation with the website.

If you fill out a form on the website, someone might see the information you send to that site.

This is why you never ever ever enter your credit card number in an http website!

But if the web address begins with https://, that basically means your computer is talking to the website in a secure code that no one can eavesdrop on.

You understand why this is so important, right?

If a website ever asks you to enter your credit card information, you should automatically look to see if the web address begins with https://.

If it doesn't, there's no way you're going to enter sensitive information like a credit card number


Source

Oxymorons, Funny isn't it?

WIKIPEDIA:

An oxymoron (plural oxymorons or, more rarely (yet correctly) , oxymora) is a figure of speech that combines two normally contradictory terms. Oxymoron is a loanword from Greek oxy ("sharp") and moros ("dull"). Thus the word oxymoron is itself an oxymoron.

Oxymorons are a proper subset of the expressions called contradictions in terms. What distinguishes oxymorons from other paradoxes and contradictions is that they are used intentionally, for rhetorical effect, and the contradiction is only apparent, as the combination of terms provides a novel expression of some concept, such as "cruel to be kind".

The most common form of oxymoron involves an adjective-noun combination. For example, the following line from Tennyson's Idylls of the King contains two oxymorons:

"And faith unfaithful kept him falsely true"
Oxymorons can also be wooden irons in that they are in violation of the Principle of contradiction which asserts that nothing can be thought if it contains contradictory characteristics, predicates, attributes, or qualities.

Simply:

An oxymoron is a combination of two words that are completely opposite
in meaning. You've probably heard many of these before but didn't
realize that they fall within this category.



Look at the ones highlighted in Green! Don't they sound interesting? And of course the 1st one ;)

Top 45 oxymorons


45. Act naturally
44. Found missing
43. Resident alien
42. Advanced BASIC
41. Genuine imitation

40.
Airline Food
39. Good grief
38. Same difference
37. Almost exactly

36.
Government organization
35. Sanitary landfill
34. Alone together
33. Legally drunk
32. Silent scream
31. Living dead
30. Small crowd

29.
Business ethics
28. Soft rock
27. Butt head

26.
Military intelligence
25. Software documentation
24. New classic
23. Sweet sorrow
22. Child Proof
21. "Now, then ..."
20. Synthetic natural gas
19. Passive aggression
18. Taped live
17. Clearly misunderstood
16. Peace force
15. Extinct life

14.
Temporary tax increase
13. Computer jock
12. Plastic glasses
11. Terribly pleased

10.
Computer security
9. Political science
8. Tight slacks
7. Definite maybe
6. Pretty ugly
5. Twelve-ounce pound cake
4. Diet ice cream
3. Working vacation
2. Exact estimate


......And the number 1 oxymoron is..

1. You Work



OTHER Source:

20. Government Organization
19. Alone Together
18. Personal Computer
17. Silent Scream
16. Living Dead
15. Same Difference
14. Taped Live
13. Plastic Glasses
12. Tight Slacks
11. Peace Force

10. Pretty Ugly
9. Head Butt
8. Working Vacation
7. Tax Return
6. Virtual Reality
5. Dodge Ram
4. Work Party
3. Jumbo Shrimp
2. Healthy Tan
1. Microsoft Works

Exciting Facts of Technology

Aircraft Carrier

An aircraft carrier gets about 6 inches per gallon of fuel.

Airplanes

The first United States coast to coast airplane flight occurred in 1911 and took 49 days.

A Boeing 747s wingspan is longer than the Wright brother's first flight (120ft).

Aluminum

The Chinese were using aluminum to make things as early as 300 AD Western civilization didn't rediscover aluminum until 1827.

Automobile

George Seldon received a patent in 1895 - for the automobile. Four years later, George sold the rights for $200,000.

Coin Operated Machine

The first coin operated machine ever designed was a holy-water dispenser that required a five-drachma piece to operate. It was the brainchild of the Greek scientist Hero in the first century AD.

Compact Discs

Compact discs read from the inside to the outside edge, the reverse of how a record works.

Computers

ENIAC, the first electronic computer, appeared 50 years ago. The original ENIAC was about 80 feet long, weighed 30 tons, had 17,000 tubes. By comparison, a desktop computer today can store a million times more information than an ENIAC, and 50,000 times faster.

From the smallest microprocessor to the biggest mainframe, the average American depends on over 264 computers per day.

The first "modern" computer (i.e., general-purpose and program-controlled) was built in 1941 by Konrad Zuse. Since there was a war going on, he applied to the German government for funding to build his machines for military use, but was turned down because the Germans did not expect the war to last beyond Christmas.

The computer was launched in 1943, more than 100 years after Charles Babbage designed the first programmable device. Babbage dropped his idea after he couldn't raise capital for it. In 1998, the Science Museum in London, UK, built a working replica of the Babbage machine, using the materials and work methods available at Babbage's time. It worked just as Babbage had intended.

Electric Chair

The electric chair was invented by a dentist, Alfred Southwick.

E-Mail

The first e-mail was sent over the Internet in 1972.

Eye Glasses

The Chinese invented eyeglasses. Marco Polo reported seeing many pairs worn by the Chinese as early as 1275, 500 years before lens grinding became an art in the West.

Glass

If hot water is suddenly poured into a glass that glass is more apt to break if it is thick than if it is thin. This is why test tubes are made of thin glass.

Hard Hats

Construction workers hard hats were first invented and used in the building of the Hoover Dam in 1933.

Hoover Dam

The Hoover Dam was built to last 2,000 years. The concrete in it will not even be fully cured for another 500 years.

Limelight

Limelight was how we lit the stage before electricity was invented. Basically, illumination was produced by heating blocks of lime until they glowed.

Mobile (Cellular) Phones

As much as 80% of microwaves from mobile phones are absorbed by your head.

Nuclear Power

Nuclear ships are basically steamships and driven by steam turbines. The reactor just develops heat to boil the water.

Oil

The amount of oil that is used worldwide in one year is doubling every ten years. If that rate of increase continues and if the world were nothing but oil, all the oil would be used up in 400 years.

Radio Waves

Radio waves travel so much faster than sound waves that a broadcast voice can be heard sooner 18,000 km away than in the back of the room in which it originated.

Rickshaw

The rickshaw was invented by the Reverend Jonathan Scobie, an American Baptist minister living in Yokohama, Japan, built the first model in 1869 in order to transport his invalid wife. Today it remains a common mode of transportation in the Orient.

Ships & Boats

The world's oldest surviving boat is a simple 10 feet long dugout dated to 7400 BC. It was discovered in Pesse Holland in the Netherlands.

Rock drawings from the Red Sea site of Wadi Hammamat, dated to around 4000 BC show that Egyptian boats were made from papyrus and reeds.

The world's earliest known plank-built ship, made from cedar and sycamore wood and dated to 2600 BC, was discovered next to the Great Pyramid in 1952.

The Egyptians created the first organized navy in 2300 BC.

Oar-powered ships were developed by the Sumerians in 3500 BC.

Sails were first used by the Phoenicians around 2000 BC.

Silicon Chip

A chip of silicon a quarter-inch square has the capacity of the original 1949 ENIAC computer, which occupied a city block.

Skyscraper

The term skyscraper was first used way back in 1888 to describe an 11-story building.

Sound

Sound travels 15 times faster through steel than through the air.

Telephones

There are more than 600 million telephone lines today, yet almost half the world's population has never made a phone call.

Television

Scottish inventor John Logie Baird gave the first public demonstration of television in 1926 in Soho, London. Ten years later there were only 100 TV sets in the world.

Traffic Lights

Traffic lights were used before the advent of the motorcar. In 1868, a lantern with red and green signals was used at a London intersection to control the flow of horse buggies and pedestrians.

Transistors

More than a billion transistors are manufactured... every second.

VCR's

The first VCR, made in 1956, was the size of a piano.

Windmill

The windmill originated in Iran in AD 644. It was used to grind grain.

World Trade Center

The World Trade Center towers were designed to collapse in a pancake-like fashion, instead of simply falling over on their sides. This design feature saved hundreds, perhaps thousands of lives on Sept. 11, 2001, when they were destroyed by terrorists.

Facts to Make Every Indian Proud

Q.

Who is the GM of Hewlett Packard (hp) ?

A.

Rajiv Gupta

Q.

Who is the creator of Pentium chip (needs no introduction as 90% of the today's computers run on it)?

A.

Vinod Dahm

Q.

Who is the third richest man on the world?

A.

According to the latest report on Fortune Magazine, it is Azim Premji, who is the CEO of

Wipro Industries. The Sultan of Brunei is at 6 th position now.

Q.

Who is the founder and creator of Hotmail (Hotmail is world's No.1 web based email program)?

A.

Sabeer Bhatia

Q.

Who is the president of AT & T-Bell Labs (AT & T-Bell Labs is the creator of program languages

such as C, C++, Unix to name a few)?

A.

Arun Netravalli

Q.

Who is the new MTD (Microsoft Testing Director) of Windows 2000, responsible to iron out all initial problems?

A.

Sanjay Tejwrika

Q.

Who are the Chief Executives of CitiBank, Mckensey & Stanchart?

A.

Victor Menezes, Rajat Gupta, and Rana Talwar.

Indians are the wealthiest among all ethnic groups in America, even faring better than the whites and the natives.

There are 3.22 millions of Indians in USA (1.5% of population). YET,

38% of doctors in USA are Indians.

12% scientists in USA are Indians.

36% of NASA scientists are Indians.

34% of Microsoft employees are Indians.

28% of IBM employees are Indians.

17% of INTEL scientists are Indians.

13% of XEROX employees are Indians.

Some of the following facts may be known to you. These facts were recently published in a

German magazine, which deals with WORLD HISTORY FACTS ABOUT INDIA.

1

India never invaded any country in her last 1000 years of history.

2

India invented the Number system. Zero was invented by Aryabhatta.

3

The world's first University was established in Takshila in 700BC. More than 10,500 students from all over the world studied more than 60 subjects. The University of Nalanda built in the 4th century BC was one of the greatest achievements of ancient India in the field of education.

4

According to the Forbes magazine, Sanskrit is the most suitable language for computer software.

5

Ayurveda is the earliest school of medicine known to humans.

6

Although western media portray modern images of India as poverty striken and underdeveloped through political corruption, India was once the richest empire on earth.

7

The art of navigation was born in the river Sindh 5000 years ago. The very word "Navigation" is derived from the Sanskrit word NAVGATIH.

8

The value of pi was first calculated by Budhayana, and he explained the concept of what is now k! ! nown as the Pythagorean Theorem. British scholars have last year (1999) officially published that Budhayan's works dates to the 6 th Century which is long before the European mathematicians.

9

Algebra, trigonometry and calculus came from India. Quadratic equations were by Sridharacharya in the 11 th Century; the largest numbers the Greeks and the Romans used were 106 whereas Indians used numbers as big as 1053.

10

According to the Gemmological Institute of America, up until 1896, India was the only source of diamonds to the world.

11

USA based IEEE has proved what has been a century-old suspicion amongst academics that the pioneer of wireless communication was Pr! ! ofessor Jagdeesh Bose and not Marconi.

12

The earliest reservoir and dam for irrigation was built in Saurashtra.

13

Chess was invented in India.

14

Sushruta is the father of surgery. 2600 years ago he and health scientists of his time conducted surgeries like cesareans, cataract, fractures and urinary stones. Usage of anaesthesia was well known in ancient India

15

When many cultures in the world were only nomadic forest dwellers over 5000 years ago, Indians established Harappan culture in Sindhu Valley (Indus Valley Civilisation).

16

The place value system, the decimal system was developed in India in 100 BC.

Quotes about India.

We owe a lot to the Indians, who taught us how to count, without which no worthwhile scientific discovery could have been made.

Albert Einstein.

India is the cradle of the human race, the birthplace of human speech, the mother of history, the grandmother of

legend and the great grand mother of tradition.

Mark Twain.

If there is one place on the face of earth where all dreams of living men have found a home from the very earliest days
when man began the dream of existence, it is India .

French scholar Romain Rolland.

India conquered and dominated China culturally for 20 centuries without ever having to send a single soldier across her border.

Hu Shih (former Chinese ambassador to USA)

Good computer quotes


Before software can be reusable, it first has to be usable!!
--Ralph Johnson

If debugging is the process of removing bugs, then programming must be the process of putting them in.
--Edsger Dijkstra

There are two ways to write error-free programs; only the third works.
--Alan J. Perlis

If the code and the comments disagree, then both are probably wrong.
--attributed to Norm Schryer

Every program has (at least) two purposes: the one for which it was written, and another for which it wasn't.
--Alan J. Perlis

Copy and paste is a design error
--David Parnas

Any code of your own that you haven't looked at for six or more months might as well have been written by someone else.
--Eagleson's law

Measuring programming progress by lines of code is like measuring aircraft building progress by weight.
--Bill Gates

The primary duty of an exception handler is to get the error out of the lap of the programmer and into the surprised face of the user.