my first day experience in college
my first day in college is most important event in my life. To me it is an unforgetable day during my school days i have aglimpse of college life from my sisters. I thought that my college life will offer me a free life. At last the day comes. I was registered in City University College.
I entered the college with alot of new hopes. The surrounding of the college was very different from my school.
Thursday, April 14, 2016
Wednesday, April 6, 2016
Gadgets
What is gadgets?
A gadget is
a small[1] tool such as a machine that has a particular function, but is often
thought of as a novelty. Gadgets are sometimes referred to as gizmos. Gizmos in
particular are a bit different than gadgets. Gadgets in particular are small
tools powered by electronic principles (a circuit board)
The origins
of the word "gadget" trace back to the 19th century. According to the
Oxford English Dictionary, there is anecdotal (not necessarily true) evidence
for the use of "gadget" as a placeholder name for a technical item
whose precise name one can't remember since the 1850s; with Robert Brown's 1886
book Spunyarn and Spindrift, A sailor boy’s log of a voyage out and home in a China
tea-clipper containing the earliest known usage in print.[2] The etymology of
the word is disputed.
A widely
circulated story holds that the word gadget was "invented" when
Gaget, Gauthier & Cie, the company behind the repoussé construction of the
Statue of Liberty (1886), made a small-scale version of the monument and named
it after their firm; however this contradicts the evidence that the word was
already used before in nautical circles, and the fact that it did not become
popular, at least in the USA, until after World War I.[2] Other sources cite a
derivation from the French gâchette which has been applied to various pieces of
a firing mechanism, or the French gagée, a small tool or accessory.[2]
The October
1918 issue of Notes and Queries contains a multi-article entry on the word
"gadget" (12 S. iv. 187). H. Tapley-Soper of The City Library,
Exeter, writes:
A discussion
arose at the Plymouth meeting of the Devonshire Association in 1916 when it was
suggested that this word should be recorded in the list of local verbal
provincialisms. Several members dissented from its inclusion on the ground that
it is in common use throughout the country; and a naval officer who was present
said that it has for years been a popular expression in the service for a tool
or implement, the exact name of which is unknown or has for the moment been
forgotten. I have also frequently heard it applied by motor-cycle friends to
the collection of fitments to be seen on motor cycles. 'His handle-bars are
smothered in gadgets' refers to such things as speedometers, mirrors, levers,
badges, mascots, &c., attached to the steering handles. The 'jigger' or
short-rest used in billiards is also often called a 'gadget'; and the name has
been applied by local platelayers to the 'gauge' used to test the accuracy of
their work. In fact, to borrow from present-day Army slang, 'gadget' is applied
to 'any old thing.'[3]
The usage of
the term in military parlance extended beyond the navy. In the book "Above
the Battle" by Vivian Drake, published in 1918 by D. Appleton & Co.,
of New York and London, being the memoirs of a pilot in the British Royal
Flying Corps, there is the following passage: "Our ennui was occasionally
relieved by new gadgets—"gadget" is the Flying Corps slang for
invention! Some gadgets were good, some comic and some extraordinary."[4]
By the
second half of the twentieth century, the term "gadget" had taken on
the connotations of compactness and mobility. In the 1965 essay "The Great
Gizmo" (a term used interchangeably with "gadget" throughout the
essay), the architectural and design critic Reyner Banham defines the item as:
A
characteristic class of US products––perhaps the most characteristic––is a
small self-contained unit of high performance in relation to its size and cost,
whose function is to transform some undifferentiated set of circumstances to a
condition nearer human desires.
APPLICATION GADGETS
In the
software industry, "Gadget" refers to computer programs that provide
services without needing an independent application to be launched for each
one, but instead run in an environment that manages multiple gadgets. There are
several implementations based on existing software development techniques, like
JavaScript, form input, and various image formats.
Further
information: Google Desktop, Google Gadgets, Microsoft Gadgets and Dashboard
software Apple Widgets
The earliest[citation
needed] documented use of the term gadget in context of software engineering
was in 1985 by the developers of AmigaOS, the operating system of the Amiga
computers (intuition.library and also later gadtools.library). It denotes what
other technological traditions call GUI widget—a control element in graphical
user interface. This naming convention remains in continuing use (as of 2008)
since then.
The X11[6]
windows system 'Intrinsics'[7] also defines gadgets and their relationship to widgets
(buttons, labels etc.). The gadget was a windowless widget which was supposed
to improve the performance of the application by reducing the memory load on
the X server. A gadget would use the Window id of its parent widget and had no
children of its own
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