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Part of a 20th-century table of common logarithms in the reference book Abramowitz and Stegun. Before the advent of computers, lookup tables of values were used to speed up hand calculations of complex functions, such as in trigonometry, logarithms, and statistical density functions. [3]
Spark Core is the foundation of the overall project. It provides distributed task dispatching, scheduling, and basic I/O functionalities, exposed through an application programming interface (for Java, Python, Scala, .NET [16] and R) centered on the RDD abstraction (the Java API is available for other JVM languages, but is also usable for some other non-JVM languages that can connect to the ...
A caption is a table's title, describing its nature. [WCAG 2] Row and column headers ( ! ) Like the caption, these help present the information in a logical structure to visitors. [WCAG 3] The headers help screen readers render header information about data cells. For example, header information is spoken prior to the cell data, or header ...