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  2. pandas (software) - Wikipedia

    en.wikipedia.org/wiki/Pandas_(software)

    [4]: 114 A DataFrame is a 2-dimensional data structure of rows and columns, similar to a spreadsheet, and analogous to a Python dictionary mapping column names (keys) to Series (values), with each Series sharing an index. [4]: 115 DataFrames can be concatenated together or "merged" on columns or indices in a manner similar to joins in SQL.

  3. Associative array - Wikipedia

    en.wikipedia.org/wiki/Associative_array

    Any existing mapping is overwritten. The arguments to this operation are the key and the value. Remove or delete remove a (,) pair from the collection, unmapping a given key from its value. The argument to this operation is the key. Lookup, find, or get find the value (if any) that is bound to a given key.

  4. Name–value pair - Wikipedia

    en.wikipedia.org/wiki/Namevalue_pair

    A namevalue pair, also called an attribute–value pair, keyvalue pair, or field–value pair, is a fundamental data representation in computing systems and applications. Designers often desire an open-ended data structure that allows for future extension without modifying existing code or data.

  5. Key–value database - Wikipedia

    en.wikipedia.org/wiki/Keyvalue_database

    A tabular data card proposed for Babbage's Analytical Engine showing a keyvalue pair, in this instance a number and its base-ten logarithm. A keyvalue database, or keyvalue store, is a data storage paradigm designed for storing, retrieving, and managing associative arrays, and a data structure more commonly known today as a dictionary or hash table.

  6. Savings interest rates today: High-yield accounts still offer ...

    www.aol.com/finance/savings-interest-rates-today...

    Key terms to know Annual percentage yield. Called the APY, this is the total amount of interest you'll earn on your deposit over one year, including compound interest , expressed as a percentage.

  7. The House now belongs to the GOP. Here's what party ... - AOL

    www.aol.com/finance/house-may-soon-belong-gop...

    The House of Representatives is likely to again be under GOP rule next year, cementing a unified control of power across Washington in 2025.

  8. List comprehension - Wikipedia

    en.wikipedia.org/wiki/List_comprehension

    Here, the list [0..] represents , x^2>3 represents the predicate, and 2*x represents the output expression.. List comprehensions give results in a defined order (unlike the members of sets); and list comprehensions may generate the members of a list in order, rather than produce the entirety of the list thus allowing, for example, the previous Haskell definition of the members of an infinite list.

  9. Inter Miami hires Javier Mascherano, Lionel Messi's former ...

    www.aol.com/inter-miami-hires-javier-mascherano...

    Inter Miami won the MLS Supporters’ Shield with the best record in league history, accounting for a league-high 74 points from 22 wins, four losses and eight draws. The club had two MVP ...