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In computer programming, array slicing is an operation that extracts a subset of elements from an array and packages them as another array, possibly in a different dimension from the original. Common examples of array slicing are extracting a substring from a string of characters, the " ell " in "h ell o", extracting a row or column from a two ...
Python 3.13 introduces more syntax for types, a new and improved interactive interpreter , featuring multi-line editing and color support; an incremental garbage collector (producing shorter pauses for collection in programs with a lot of objects, and addition to the improved speed in 3.11 and 3.12), and an experimental just-in-time (JIT ...
Pandas also supports the syntax data.iloc[n], which always takes an integer n and returns the nth value, counting from 0. This allows a user to act as though the index is an array-like sequence of integers, regardless of how it's actually defined. [9]: 110–113 Pandas supports hierarchical indices with multiple values per data point.
The Rata Die method works by adding up the number of days d that has passed since a date of known day of the week D. The day of-the-week is then given by (D + d) mod 7, conforming to whatever convention was used to encode D. For example, the date of 13 August 2009 is 733632 days from 1 January AD 1. Taking the number mod 7 yields 4, hence a ...
In mathematics, a function is a rule that maps elements from an expression to a range of values. Consider the function: times_10(x) = 10 * x. The expression 10 * x is mapped by the function times_10() to a range of values. One value happens to be 20. This occurs when x is 2. So, the application of the function is mathematically written as ...
The per capita income for the city was $33,158. 21.4% of the population and 16.0% of families were below the poverty line. Of the total population, 28.8% of those under the age of 18 and 20.4% of those 65 and older were living below the poverty line. [166]
Atlanta (/ æ t ˈ l æ n t ə / ⓘ at-LAN-tə) [14] is the capital and most populous city in the U.S. state of Georgia.It is the seat of Fulton County, and a portion of the city extends into neighboring DeKalb County.
Official U.S. Twelfth Army situation map for 2400 hours, 6 June 1944. The earliest use of the term D-Day by any army that the U.S. Army Center of Military History and the Oxford English Dictionary have been able to find was during World War I: [4] its first recorded use was in Field Order Number 9, First Army, American Expeditionary Forces, dated 7 September 1918: "The First Army will attack ...