how to think like a computer scientist learning with ruby

... computer programs. All programming languages are formal languages. natural language: Any of the languages people speak that have evolved nat- urally. portability: A property of a program that can run ... seen are declarations, assignments, and print state- ments. declaration: A statement that creates a new variable and determines its type. assignment: A statement that assigns a value to a variable. expression: ... simplest way to convert a floating-point value to an integer is to use a typecast. Typecasting is so called because it allows you to take a value that belongs to one type and “cast” it into another...

Ngày tải lên: 19/01/2014, 16:20

... diagrams To keep track of which variables can be used where, it is sometimes useful to draw a stack diagram. Like state diagrams, stack diagrams show the value of each variable, but they also show ... the syntactic structure of a program, analogous to a word in a natural language. parse: To examine a program and analyze the syntactic structure. print statement: An instruction that causes the ... Formal and natural languages 5 1.4 Formal and natural languages Natural languages are the languages people speak, such as English, Spanish, and French. They were not designed by people (although...

Ngày tải lên: 06/03/2014, 16:20

... the syntactic structure of a program, analo- gous to a word in a natural language. parse: To examine a program and analyze the syntactic s tructure. print statement: An instruction that causes ... than what the programmer intended. semantics: The meaning of a program. natural language: Any one of the languages that people speak that evolved naturally. formal language: Any one of the languages ... Operators and operands 17 2.6 Operators and operands Operators are special symbols that represent computations like addition and multiplication. The values the operator uses are called operands. The...

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... Interview Like a Top MBA!” —D ALE L E F EBVRE MIT graduate, Harvard Business School and Harvard Law School graduate Former McKinsey & Company Consultant Managing Partner, Pharos Capital During ... be perceived as too weak in any of these major areas and expect to get a job at a high level at Procter & Gamble. We especially valued can- didates with extraordinary leadership abilities. ... economics major in college, and then I taught math for a number of years. When I was ready to make the transition to become a financial adviser, I had to communicate to American Express why my background...

Ngày tải lên: 11/03/2013, 15:28

... directors, both as a mat- ter of common sense and as a matter of policy. Boards have a com- parative informational advantage and greater motivation to police managerial opportunism than managers do. ... designed to assure that transactions are executed in accordance with management policy and are recorded properly in the accounting records (and to assure that assets are deployed only in accordance with ... preparedness.” Pragmatism Practical intelligence also “acknowledges that nothing quite suc- ceeds as planned” and that what is crucial is “pragmatic adaptability” to what is new. And new always comes—change...

Ngày tải lên: 24/12/2013, 11:16

... has taught and lectured widely, in the United States and abroad, at schools and business organizations of all kinds. He has served as a consultant to corporate boards of directors, law and accounting firms, ... and print media. Professor Cunningham is a magna cum laude graduate of Cardozo and earned his B .A. in economics from the University of Delaware. He was born and raised in Wilmington, Del- aware, ... Post-Conglomerate Era: Changing the Shape of Corporate America,” Leaders, April–June 1989. ‘‘While the stock market does not always behave rationally, Larry Cun- ningham’s well-articulated and insightful...

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