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Python sets are very much like mathematical sets, and support operations like set intersection and union. Python also features a frozenset class for immutable sets, see Collection types. Dictionaries (class dict) are mutable mappings tying keys and corresponding values. Python has special syntax to create dictionaries ({key: value})
StarDict, developed by Hu Zheng (胡正), is a free GUI released under the GPL-3.0-or-later license for accessing StarDict dictionary files (a dictionary shell). It is the successor of StarDic, developed by Ma Su'an (馬蘇安), continuing its version numbers.
[citation needed] Virtually all of the object-oriented languages that came after—Flavors, [19] CLOS, Objective-C, Java, Python, Ruby, [20] and many others—were influenced by Smalltalk. Smalltalk was also one of the most popular languages for agile software development methods, rapid application development (RAD) or prototyping, and software ...
Similarly, the idea of immutable data from functional programming is often included in imperative programming languages, [108] for example the tuple in Python, which is an immutable array, and Object.freeze() in JavaScript.
py2exe is a Python extension which converts Python scripts (.py) into Microsoft Windows executables (.exe). These executables can run on a system without Python installed. [ 3 ] It is the most common tool for doing so.
Java source code with block comments in red, line comments in green and program code in blue.. In computer programming, a comment is text embedded in source code that a translator (compiler or interpreter) ignores.
In computer programming languages, a switch statement is a type of selection control mechanism used to allow the value of a variable or expression to change the control flow of program execution via search and map.
In 2011, Download.com started bundling the Babylon Toolbar with open-source packages such as Nmap. Gordon Lyon , the developer of Nmap, criticized the decision. [ 31 ] [ 32 ] The vice-president of Download.com, Sean Murphy, released an apology: "The bundling of this software was a mistake on our part and we apologize to the user and developer ...