Widgets
... provides a top level window - Widget toolkit draws its own widgets and is responsible for mapping events to their corresponding widgets - Examples: Java Swing, JQuery UI, WIndows WPF ...
... provides a top level window - Widget toolkit draws its own widgets and is responsible for mapping events to their corresponding widgets - Examples: Java Swing, JQuery UI, WIndows WPF ...
Expressing C++ Template Metaprograms as Lambda expressions
... Variables are implemented by their name. A name symbol from the lambda expression becomes a name symbol in C++. Binding of the names in lambda abstractions is done by the C++ compiler. As we could see it in the previous example the lambda expression y becomes typedef y type in the C++ template metap ...
... Variables are implemented by their name. A name symbol from the lambda expression becomes a name symbol in C++. Binding of the names in lambda abstractions is done by the C++ compiler. As we could see it in the previous example the lambda expression y becomes typedef y type in the C++ template metap ...
Implementing a non-strict purely functional language in JavaScript
... function call may be another thunk). Due to JavaScript’s reference semantics for arrays, thunks may become shared between expressions over the course of evaluation. To prevent the same thunk from being reduced twice, the result of the call is written back into the array. If this result is a primitiv ...
... function call may be another thunk). Due to JavaScript’s reference semantics for arrays, thunks may become shared between expressions over the course of evaluation. To prevent the same thunk from being reduced twice, the result of the call is written back into the array. If this result is a primitiv ...
Functional Programming in Haskell
... The question is not whether it can be done but how easily it can be done. It’s all about expressiveness of the language. ...
... The question is not whether it can be done but how easily it can be done. It’s all about expressiveness of the language. ...
Introduction to JSON (JavaScript Object Notation)
... • Lighter and faster than XML as on-the-wire data format • JSON objects are typed while XML data is typeless > JSON types: string, number, array, boolean, > XML data are all string ...
... • Lighter and faster than XML as on-the-wire data format • JSON objects are typed while XML data is typeless > JSON types: string, number, array, boolean, > XML data are all string ...
Executable Formal Specifications with Clojure
... written in imperative programming languages shows that assignment statements generate side-effects which explains the impure nature of the imperative programming. Like immutable data, pure functions are not characteristic only to functional programming: nothing prevents writing pure functions with i ...
... written in imperative programming languages shows that assignment statements generate side-effects which explains the impure nature of the imperative programming. Like immutable data, pure functions are not characteristic only to functional programming: nothing prevents writing pure functions with i ...
Composite Datatypes --- Lists and Tuples
... Recursion: if we can sort lists of length less than n, how can we sort lists of length n? Seeing a way to do this will be the basis for a recursive definition. Base case: sort [x] = [x] Recursive case: sort (x:y:xs) = ??? ...assume we can already do sort (y:xs) and that we have ...
... Recursion: if we can sort lists of length less than n, how can we sort lists of length n? Seeing a way to do this will be the basis for a recursive definition. Base case: sort [x] = [x] Recursive case: sort (x:y:xs) = ??? ...assume we can already do sort (y:xs) and that we have ...
9 Embedding SQL into Programming languages 9.1 Introduction
... SQL from Programs: Introduction Overview of language / DB integration concepts Interface of standard programming languages • Call level interface, proprietary library routines, API Standardized: SQL CLI Open Database connection (ODBC), • Embedded C / Java / .. ...
... SQL from Programs: Introduction Overview of language / DB integration concepts Interface of standard programming languages • Call level interface, proprietary library routines, API Standardized: SQL CLI Open Database connection (ODBC), • Embedded C / Java / .. ...
Programming with Multiple Paradigms in Lua - DI PUC-Rio
... As an authentic scripting language, a design goal of Lua is to offer strong support for dual-language programming [7]. The API with C is a key ingredient of the language. To easy the integration between the scripting language and the host language, Lua is amenable to different kinds of programming: ...
... As an authentic scripting language, a design goal of Lua is to offer strong support for dual-language programming [7]. The API with C is a key ingredient of the language. To easy the integration between the scripting language and the host language, Lua is amenable to different kinds of programming: ...
Lecture 13 Introduction to High-Level Programming (S&G, §§7.1–7.6)
... // Comments are not executable statements // but exist solely for the benefit of human readers int width = 20; ...
... // Comments are not executable statements // but exist solely for the benefit of human readers int width = 20; ...
... waiting on the currently running thread to finish executing before they can start executing. To make the thread scheduler switch from the current running thread to allow others to execute, call the yield() method on the current thread. In order for yield() to work, there must be at least one thread ...
PolyP | a polytypic programming language extension
... they work for large classes of datatypes. Consider for example the function length :: List a -> Int, which counts the number of values of type a in a list. There is a very similar function length :: Tree a -> Int, which counts the number of occurrences of a's in a tree. We now want to generalise the ...
... they work for large classes of datatypes. Consider for example the function length :: List a -> Int, which counts the number of values of type a in a list. There is a very similar function length :: Tree a -> Int, which counts the number of occurrences of a's in a tree. We now want to generalise the ...
Introduction Into Functional Programming
... 2.2 If the searched word is “less” then the shown ones, then 2.2.1 continue search within the left half of the book; otherwise 2.2.2 continue search within with the right half of the book. ...
... 2.2 If the searched word is “less” then the shown ones, then 2.2.1 continue search within the left half of the book; otherwise 2.2.2 continue search within with the right half of the book. ...
An introduction to C++ template programming
... regarded, inaccurately, as an “object-oriented language”. While C++ historically evolved [Str94] from “C with classes”, the latest standard, C++11, defines a much more general language. Object-oriented programming is one of many programming styles supported by C++11. Note that using classes in C++ d ...
... regarded, inaccurately, as an “object-oriented language”. While C++ historically evolved [Str94] from “C with classes”, the latest standard, C++11, defines a much more general language. Object-oriented programming is one of many programming styles supported by C++11. Note that using classes in C++ d ...
Interpreters for two simple languages – including exercises
... as they can be further evaluated. Every top-level declarations let id = e is subject to the following restriction on e: • All monomorphic expressions are OK, • all value expressions are OK, even polymorphic ones, and • at top-level, polymorphic non-value expressions are forbidden An expresssion e in ...
... as they can be further evaluated. Every top-level declarations let id = e is subject to the following restriction on e: • All monomorphic expressions are OK, • all value expressions are OK, even polymorphic ones, and • at top-level, polymorphic non-value expressions are forbidden An expresssion e in ...
Chapter 14
... because the second catch clause can never be used. The code contained in the (optional) finally clause is executed whether an exception is thrown in the try construct or not. This is useful for “cleanup” code (closing files, other freeing of resources, ...) that must always be executed. Binding of e ...
... because the second catch clause can never be used. The code contained in the (optional) finally clause is executed whether an exception is thrown in the try construct or not. This is useful for “cleanup” code (closing files, other freeing of resources, ...) that must always be executed. Binding of e ...
4on1 - FSU Computer Science
... Catching Run-Time Errors Without Exception Handling C, Fortran 77, and Pascal do not support exception handling Other ways of catching and handling run-time errors have to be invented when a language does not support exception handling Adds "clutter" that obscures a program Method 1: Functions can r ...
... Catching Run-Time Errors Without Exception Handling C, Fortran 77, and Pascal do not support exception handling Other ways of catching and handling run-time errors have to be invented when a language does not support exception handling Adds "clutter" that obscures a program Method 1: Functions can r ...
9. Exception Handling - FSU Computer Science
... Catching Run-Time Errors Without Exception Handling C, Fortran 77, and Pascal do not support exception handling Other ways of catching and handling run-time errors have to be invented when a language does not support exception handling Adds "clutter" that obscures a program Method 1: Functions can r ...
... Catching Run-Time Errors Without Exception Handling C, Fortran 77, and Pascal do not support exception handling Other ways of catching and handling run-time errors have to be invented when a language does not support exception handling Adds "clutter" that obscures a program Method 1: Functions can r ...
Programming with Java
... The boolean Data Type Revisited • You will find boolean variables very useful when setting and testing conditions for a loop. • An example of using a boolean variable is when you want to search through a list for a specific value. • The item may or may not be found but if a match is found you want t ...
... The boolean Data Type Revisited • You will find boolean variables very useful when setting and testing conditions for a loop. • An example of using a boolean variable is when you want to search through a list for a specific value. • The item may or may not be found but if a match is found you want t ...
Recursion
... Recursion is a math and programming tool Technically, not necessary Wasn’t available in early programming languages ...
... Recursion is a math and programming tool Technically, not necessary Wasn’t available in early programming languages ...
EXCEPTION HANDLING Exception
... The throws keyword is used to declare an exception. It gives an information to the programmer that there may occur an exception so it is better for the programmer to provide the exception handling code so that normal flow can be maintained. Exception Handling is mainly used to handle the checked exc ...
... The throws keyword is used to declare an exception. It gives an information to the programmer that there may occur an exception so it is better for the programmer to provide the exception handling code so that normal flow can be maintained. Exception Handling is mainly used to handle the checked exc ...
Section 5 slides - Emory Math/CS Department
... To fix this problem, delete if (n < 0) in (a), so that the compiler will see a return statement to be reached regardless of how the if statement is evaluated. Liang, Introduction to Java Programming, Ninth Edition, (c) 2013 Pearson Education, Inc. All rights reserved. ...
... To fix this problem, delete if (n < 0) in (a), so that the compiler will see a return statement to be reached regardless of how the if statement is evaluated. Liang, Introduction to Java Programming, Ninth Edition, (c) 2013 Pearson Education, Inc. All rights reserved. ...
Type Classes in Haskell - Programming Research Laboratory
... Additional Key Words and Phrases: Functional programming, Haskell, type classes, types ...
... Additional Key Words and Phrases: Functional programming, Haskell, type classes, types ...
05slide
... To determine the scope of variables (§5.9). To know how to use the methods in the Math class (§§5.105.11). To learn the concept of method abstraction (§5.12). To design and implement methods using stepwise refinement ...
... To determine the scope of variables (§5.9). To know how to use the methods in the Math class (§§5.105.11). To learn the concept of method abstraction (§5.12). To design and implement methods using stepwise refinement ...
Chapter 4 Methods - I.T. at The University of Toledo
... To determine the scope of variables (§5.9). To know how to use the methods in the Math class (§§5.105.11). To learn the concept of method abstraction (§5.12). To design and implement methods using stepwise refinement ...
... To determine the scope of variables (§5.9). To know how to use the methods in the Math class (§§5.105.11). To learn the concept of method abstraction (§5.12). To design and implement methods using stepwise refinement ...