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  2. Lookup table - Wikipedia

    en.wikipedia.org/wiki/Lookup_table

    In 493 AD, Victorius of Aquitaine wrote a 98-column multiplication table which gave (in Roman numerals) the product of every number from 2 to 50 times and the rows were "a list of numbers starting with one thousand, descending by hundreds to one hundred, then descending by tens to ten, then by ones to one, and then the fractions down to 1/144 ...

  3. Power Query - Wikipedia

    en.wikipedia.org/wiki/Power_Query

    list: An ordered list of values: Yes: Yes record: An ordered map from text to any value: Yes: Yes table: A 2D matrix where each column has a unique name and type (type not checked on table contents) Yes: Yes function: A power query function: Yes: Yes type: Represents a datatype and may contain assertion information: Yes: Yes action: An ...

  4. Wikipedia:User page design guide/Navigation aids - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:User_page_design...

    Coordinates lookup: New Reflinks "Refill" Duplication detector: Catscan: Dispenser's Checklinks: My cite templates: Range contributions alternate: X's tools: automated edits, more: My template collection: Range block calculator IPv6 range block: T. Paris article blamer: Intersect contribs alternate: Autoblock finder: Wikichecker user activity ...

  5. Extract, transform, load - Wikipedia

    en.wikipedia.org/wiki/Extract,_transform,_load

    Splitting a column into multiple columns (e.g., converting a comma-separated list, specified as a string in one column, into individual values in different columns) Disaggregating repeating columns; Looking up and validating the relevant data from tables or referential files

  6. Metadata standard - Wikipedia

    en.wikipedia.org/wiki/Metadata_standard

    Metadata is often defined as data about data. [2] [3] [4] It is “structured information that describes, explains, locates, or otherwise makes it easier to retrieve, use or manage an information resource”, especially in a distributed network environment like for example the internet or an organization. [5]

  7. Principle of least privilege - Wikipedia

    en.wikipedia.org/wiki/Principle_of_least_privilege

    In information security, computer science, and other fields, the principle of least privilege (PoLP), also known as the principle of minimal privilege (PoMP) or the principle of least authority (PoLA), requires that in a particular abstraction layer of a computing environment, every module (such as a process, a user, or a program, depending on the subject) must be able to access only the ...

  8. List of limits - Wikipedia

    en.wikipedia.org/wiki/List_of_limits

    This is a list of limits for common functions such as elementary functions. In this article, the terms a , b and c are constants with respect to x . Limits for general functions

  9. Limit - Wikipedia

    en.wikipedia.org/wiki/Limit

    Limit of a function (ε,_δ)-definition of limit, formal definition of the mathematical notion of limit; Limit of a sequence; One-sided limit, either of the two limits of a function as a specified point is approached from below or from above; Limit inferior and limit superior; Limit of a net; Limit point, in topological spaces; Limit (category ...