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Wes McKinney is an American software developer and businessman. He is the creator and "Benevolent Dictator for Life" (BDFL) of the open-source pandas package for data analysis in the Python programming language, and has also authored three versions of the reference book Python for Data Analysis.
Python uses the + operator for string concatenation. Python uses the * operator for duplicating a string a specified number of times. The @ infix operator is intended to be used by libraries such as NumPy for matrix multiplication. [103] [104] The syntax :=, called the "walrus operator", was introduced in Python 3.8. It assigns values to ...
Lower-case lambda In 1970, graphic designer Tom Doerr selected the lower-case Greek letter lambda (λ) to be the symbol of the New York chapter of the Gay Activists Alliance . [ 8 ] [ 9 ] The alliance's literature states that Doerr chose the symbol specifically for its denotative meaning in the context of chemistry and physics : "a complete ...
3. Keebler Fudge Magic Middles. Neither the chocolate fudge cream inside a shortbread cookie nor versions with peanut butter or chocolate chip crusts survived.
Edit-tricks are most useful when multiple tables must be changed, then the time needed to develop complex edit-patterns can be applied to each table. For each table, insert an alpha-prefix on each column (making each row-token "|-" to sort as column zero, like prefix "Row124col00"), then sort into a new file, and then de-prefix the column entries.
No-penalty CDs and savings accounts are low-risk investments that offer a safe way to grow your money while earning interest. Here's how to match your cash to the best savings strategy for you.
Most Qinling pandas are around the same size as a giant pandas, growing to 1.2–1.8 m (3 ft 11 in – 5 ft 11 in) in length and 70–80 cm (28–31 in) at shoulder height. The males of the species are heavier than females, weighing roughly 60–190 kg (130–420 lb) whereas females are likely to weigh 75–125 kg (165–276 lb).
Peyronie’s disease is sometimes called “curved privates disease” or simply “curvature” because the scar tissue (or plaque) causes the privates to bend when aroused.