Vajad kellegagi rääkida?
Küsi julgelt abi LasteAbi
Logi sisse
Sulge

"tinkerer" - 2 õppematerjali

The Role of the Hippie Movement in 21st Century Britain
4
docx

The Role of the Hippie Movement in 21st Century Britain

This generation is a return to the hippie era. Among a select group of mostly college- graduates from more affluent, educated families, there is decided a turn away from consumerism and toward a more do-it-yourself ethos, where leaving a small footprint is the goal. They are seeking a connection in their work, and in their nonwork lives. In their nonwork lives this is exemplified by a quest for smaller, purer production, and an embrace of individualism and the spirit of the garage tinkerer. They are embracing handmade crafts, small-batch beers, artisanal cheesemaking, farm-to-table food. The impact, good and bad, of the 1960’s hippie movement cannot be denied. The movement influenced popular music, television, film, literature, and the arts. The music industry, particularly the rock music segment, experienced an explosion in sales that has continued to this day. In subsequent years, unmarried couples no longer felt persecuted for living together

Keeled → Inglise keel
1 allalaadimist
TheCodeBreakers
946
pdf

TheCodeBreakers

government for a mere $100,000—a cheap price for assuring the security of information worth much more than that. Few of the inventors have any idea of the volume of modern communications, of the conditions under which ciphering is done, of modern cryptanalysis, or that the unbreakable cipher, in the form of the one-time pad, already exists. Nearly all the systems are pencil-and- paper, which are all but useless today, and the chances are almost nil that even a tinkerer in a machine shop will come up with anything new and worthwhile. Nevertheless, COMSEC looks seriously at every proposal. It perhaps recalls that all the basic cryptographic principles now in wide use—the rotor, the Jefferson cylinder-strip system, the one-time tape, the Hagelin mechanism—were created by persons with no professional cryptologic background. The next letter may come from a new Hebern, submitting a valuable concept. Besides, it's fun to solve the challenge

Informaatika → krüptograafia
15 allalaadimist


Sellel veebilehel kasutatakse küpsiseid. Kasutamist jätkates nõustute küpsiste ja veebilehe üldtingimustega Nõustun