#95 Learn Exponentially
Learn slow and you won’t reach your potential. Learn fast and you might. Learn exponentially and you’ll achieve more than anyone thought you could.
A data structure is a particular way of organizing and storing data in a computer so that it can be accessed and modified efficiently. More precisely, a data structure is a collection of data values, the relationships among them, and the functions or operations that can be applied to the data.
Longevity of Recordable CDs, DVDs and Blu-rays
The longevity of recordable compact discs (CD-Rs), recordable digital versatile discs (DVD±Rs) and recordable Blu-rays (BD-Rs) is uncertain, leading to a widespread lack of trust by libraries and archives. Research studies, anecdotal information and manufacturers’ literature suggest that the lifetime of recordable optical discs can range from a couple of years to more than 200 years. This Note explores several of the factors that affect whether a disc will fail within a short period or will continue to perform well for many years.
The UK national electrical grid delivers power across the country. This mains power supply makes a constant humming sound, yet there are tiny changes to the frequency of this sound every second. Most recordings made in the UK have a trace of mains hum on them and this can be forensically analysed to determine the time and date they were made, and as a result, whether anyone has edited the recording.
Eclipse of Rent-Sharing: The Effects of Managers' Business Education on Wages and the Labor
Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings among academics, public policy makers, and business professionals.
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