Glossary
- absolute path
-
The full, unambiguous path from the root directory at the top of the tree, all the way to the file or directory being indicated.
- API
-
Application programming interfaces are the public-facing functions, methods, and data with which users and developers interact.
- assertion
-
An assertion, in software, is an operation that compares two values. If the assertion returns a false Boolean value, a runtime exception is thrown.
- assignment
-
Assignment statements apply values to variable names. Most modern languages use
=
to denote assignment. Notably, R uses left and right arrows (<-
and->
). - attributes
-
Any variable may have attributes, or attrs, which live on the variable. Attributes are also sometimes known as members. They may be accessed using the binary
.
operator. - awk
-
A shell program for manipulation and analysis of column-based text files.
- bash
-
The Bourne Again SHell, which combines features from previous shells and seeks to provide a scripting language for interacting with an operating system through a terminal emulator.
- binary
-
An operator that takes exactly two variables or expressions.
- call stack
-
Also called the execution stack, this is the list of function calls that have been made but not completed. At a certain point of execution, such as a crash, the call stack makes up the traceback.
- class
-
A class defines a collection of functions and data. Classes also define constructors, which describe how to create the objects that those functions ...
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