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The detailed semantics of "the" ternary operator as well as its syntax differs significantly from language to language. A top level distinction from one language to another is whether the expressions permit side effects (as in most procedural languages) and whether the language provides short-circuit evaluation semantics, whereby only the selected expression is evaluated (most standard ...
While most Perl one-liners are imperative, Perl's support for anonymous functions, closures, map, filter (grep) and fold (List::Util::reduce) allows the creation of 'functional' one-liners. This one-liner creates a function that can be used to return a list of primes up to the value of the first parameter:
If-then-else flow diagram A nested if–then–else flow diagram. In computer science, conditionals (that is, conditional statements, conditional expressions and conditional constructs) are programming language constructs that perform different computations or actions or return different values depending on the value of a Boolean expression, called a condition.
The true command is sometimes substituted with the very similar null command, [1] written as a single colon (:).The null command is built into the shell, and may therefore be more efficient if true is an external program (true is usually a shell built in function).
One-liner may refer to: One-line joke; One-liner program, textual input to the command-line of an operating system shell that performs some function in just one line of input; Tagline, a variant of a branding slogan typically used in marketing materials and advertising; one-line haiku
These Halloween puns and funny one-liners about pumpkins, witches and other scary staples are bound to get you laughing and are perfect for Instagram captions.
Getting a good night's sleep can be a little more challenging amid the hype of the holidays. With changes in routine, diet and potentially time zones, quality sleep could be difficult to come by ...
When is Sophie Ellis-Bextor performing on New Year's Eve? British singer-songwriter Sophie Ellis-Bextor is expected to perform from 9:37 p.m. to 9:43 p.m. EST, according to organizers. She'll sing ...