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An example of such a conditionally unreachable code may be the implementation of a general string formatting function in a compiler's runtime library, which contains complex code to process all possible arguments, of which only a small subset is actually used.
Branching, in version control and software configuration management, is the duplication of an object under version control (such as a source code file or a directory tree). Each object can thereafter be modified separately and in parallel so that the objects become different. In this context the objects are called branches. The users of the ...
PL/I allows branches out of the current block. A calling procedure can pass a label as an argument to a called procedure which can then exit with a branch. The value of a label variable includes the address of a stack frame, and a goto out of block pops the stack.
Python's is operator may be used to compare object identities (comparison by reference), and comparisons may be chained—for example, a <= b <= c. Python uses and, or, and not as Boolean operators. Python has a type of expression named a list comprehension, and a more general expression named a generator expression. [77]
The term closure is often used as a synonym for anonymous function, though strictly, an anonymous function is a function literal without a name, while a closure is an instance of a function, a value, whose non-local variables have been bound either to values or to storage locations (depending on the language; see the lexical environment section below).
The U.S. Fish and Wildlife Service is pushing for added protections for the monarch butterfly after suggesting multiple populations could go extinct in mere decades.
For example, think of eating lunch at work in the summer versus the winter. Viruses spread more easily inside, because air flow and turnover is not as fast compared with the outdoors.
"Nothing, nothing, it's football," Aguirre said of being hit with a beer can that ended up bloodying him. "They deserved to win, they were better than us in areas, I've got nothing left but to ...