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  2. pandas (software) - Wikipedia

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

    Pandas' syntax for mapping index values to relevant data is the same syntax Python uses to map dictionary keys to values. For example, if s is a Series, s['a'] will return the data point at index a. Unlike dictionary keys, index values are not guaranteed to be unique.

  3. Append - Wikipedia

    en.wikipedia.org/wiki/Append

    The append procedure takes zero or more (linked) lists as arguments, and returns the concatenation of these lists. ( append ' ( 1 2 3 ) ' ( a b ) ' () ' ( 6 )) ;Output: (1 2 3 a b 6) Since the append procedure must completely copy all of its arguments except the last, both its time and space complexity are O( n ) for a list of n {\displaystyle ...

  4. Concatenation - Wikipedia

    en.wikipedia.org/wiki/Concatenation

    The strings over an alphabet, with the concatenation operation, form an associative algebraic structure with identity element the null string—a free monoid. Sets of strings with concatenation and alternation form a semiring, with concatenation (*) distributing over alternation (+); 0 is the empty set and 1 the set consisting of just the null ...

  5. 100+ Festive Holiday Desserts To Make Your Christmas Spread ...

    www.aol.com/97-festive-holiday-desserts...

    Peanut Butter Blossoms. As the story goes, a woman by the name of Mrs. Freda F. Smith from Ohio developed the original recipe for these for The Grand National Pillsbury Bake-Off competition in 1957.

  6. Today's Wordle Hint, Answer for #1251 on Thursday, November ...

    www.aol.com/lifestyle/todays-wordle-hint-answer...

    If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1251 ahead. Let's start with a few hints.

  7. The best last-minute stocking stuffers under $10 - AOL

    www.aol.com/lifestyle/last-minute-stocking...

    This two-pack features a 10 and 10.5-inch spatula, one with a full spatula and one with a half one. You can put both in one stocking or split them between two. $9 at Walmart. Walmart.

  8. Comparison of programming languages (strings) - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_programming...

    COBOL uses the STRING statement to concatenate string variables. MATLAB and Octave use the syntax "[x y]" to concatenate x and y. Visual Basic and Visual Basic .NET can also use the "+" sign but at the risk of ambiguity if a string representing a number and a number are together. Microsoft Excel allows both "&" and the function "=CONCATENATE(X,Y)".

  9. Dataframe - Wikipedia

    en.wikipedia.org/wiki/Dataframe

    Dataframe may refer to: A tabular data structure common to many data processing libraries: pandas (software) § DataFrames; The Dataframe API in Apache Spark; Data frames in the R programming language; Frame (networking)