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[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.
Torque 3D, version 1.2, was released as open-source software under the MIT License on September 20, 2012, and is being actively maintained, the current version being 4.0.3. [14] Originating as a successor to Torque Game Engine Advanced (TGEA), Torque 3D features PhysX support, modern shader features, an advanced deferred lighting model, as well ...
Spark Core is the foundation of the overall project. It provides distributed task dispatching, scheduling, and basic I/O functionalities, exposed through an application programming interface (for Java, Python, Scala, .NET [16] and R) centered on the RDD abstraction (the Java API is available for other JVM languages, but is also usable for some other non-JVM languages that can connect to the ...
For two sets of strings S 1 and S 2, the concatenation S 1 S 2 consists of all strings of the form vw where v is a string from S 1 and w is a string from S 2, or formally S 1 S 2 = { vw : v ∈ S 1, w ∈ S 2}. Many authors also use concatenation of a string set and a single string, and vice versa, which are defined similarly by S 1 w = { vw ...
WASHINGTON (Reuters) -The U.S. Senate on Thursday was expected to advance a bill to require the federal government to detain migrants living in the U.S. illegally who are suspected of criminal ...
All web applications, both traditional and Web 2.0, are operated by software running somewhere. This is a list of free software which can be used to run alternative web applications. Also listed are similar proprietary web applications that users may be familiar with.
The family of Hannah Kobayashi announced Wednesday that the missing 30-year-old had been found in Mexico. See the timeline of her disapperance.
Players cannot take NIL money if they attend Army or Navy, but that's what makes the legendary game "college football in its purest form," says USAA CEO Wayne Peacock.