CSC 533: Programming Languages Spring 2017
... § is not considered a functional expression, doesn’t follow standard evaluation rules test expression is evaluated • if value is anything but #f, first expression is evaluated & returned • if value is #f, second expression is ...
... § is not considered a functional expression, doesn’t follow standard evaluation rules test expression is evaluated • if value is anything but #f, first expression is evaluated & returned • if value is #f, second expression is ...
CMSC330 Summer 2010—Midterm #2
... and interfaces describe available functions without including implementation. C .c files provide implementation for a related group of functions and .h files define available functions with no implementation (b) (3 pts) What is the difference between dynamic and lexical scoping? In dynamic scoping n ...
... and interfaces describe available functions without including implementation. C .c files provide implementation for a related group of functions and .h files define available functions with no implementation (b) (3 pts) What is the difference between dynamic and lexical scoping? In dynamic scoping n ...
01Intro - Princeton CS
... • “C allowed programmers to (while sacrificing portability) have direct access to many machine-level features that would otherwise require the use of Assembly Language.” • “C is quirky, flawed, and an enormous success. While accidents of history surely helped, it evidently satisfied a need for a sys ...
... • “C allowed programmers to (while sacrificing portability) have direct access to many machine-level features that would otherwise require the use of Assembly Language.” • “C is quirky, flawed, and an enormous success. While accidents of history surely helped, it evidently satisfied a need for a sys ...
C311 First Class Objects
... Expressible as an anonymous literal value Storable in variables Storable in data structures Having an intrinsic identity (independent of any given name) Comparable for equality with other entities Passable as a parameter to a function Returnable as the result of a function call Constructable at runt ...
... Expressible as an anonymous literal value Storable in variables Storable in data structures Having an intrinsic identity (independent of any given name) Comparable for equality with other entities Passable as a parameter to a function Returnable as the result of a function call Constructable at runt ...
List
... • You can open code saved in a file. DrScheme uses the extension “.scm” so consider the following file “fact.scm” created with a text editor or saved from DrScheme: ...
... • You can open code saved in a file. DrScheme uses the extension “.scm” so consider the following file “fact.scm” created with a text editor or saved from DrScheme: ...
Introduction to Racket
... ; starts a comment to the end of the line. ;; is usually used to mark more important comments. #; comments the following s-expression. ...
... ; starts a comment to the end of the line. ;; is usually used to mark more important comments. #; comments the following s-expression. ...
ppt
... • Portable means that a program may be written on one type of computer and then run on a wide variety of computers, with little or no modification. ...
... • Portable means that a program may be written on one type of computer and then run on a wide variety of computers, with little or no modification. ...
ch01s5 - Georgia State University
... Prolog rules are implications. Their antecedents may depend on facts or other rules. The antecedent of a rule may also depend on that rule itself, in which case the rule is defined in terms of itself. For example, we can then define a binary relation infood-chain(x, y), meaning “y is in x’s food cha ...
... Prolog rules are implications. Their antecedents may depend on facts or other rules. The antecedent of a rule may also depend on that rule itself, in which case the rule is defined in terms of itself. For example, we can then define a binary relation infood-chain(x, y), meaning “y is in x’s food cha ...
ppt
... • Using lambda all the time gets tedious; alternate syntax: (define ( ) …)
Last expression evaluated is the one returned
(define (square x) (* x x))
...
... • Using lambda all the time gets tedious; alternate syntax: (define (
Conventions for Arithmetic Operations in Java
... extracts a primitive internal representation from the objects, does the operations, and, if necessary, converts the results back to objects. Whenever we find that a Java class has an accessor method called value or getValue we suspect that it was designed with this technique in mind. The ...
... extracts a primitive internal representation from the objects, does the operations, and, if necessary, converts the results back to objects. Whenever we find that a Java class has an accessor method called value or getValue we suspect that it was designed with this technique in mind. The ...
