Chapter 1 – Introduction to Computers, the Internet, and the Web
... • History of Design Patterns – Gamma, Helm, Johnson and Vlissides • “Gang of Four” • Design Patterns, Elements of Reusable Object-Oriented ...
... • History of Design Patterns – Gamma, Helm, Johnson and Vlissides • “Gang of Four” • Design Patterns, Elements of Reusable Object-Oriented ...
Chapter 1 – Introduction to Computers, the Internet, and the Web
... • History of Design Patterns – Gamma, Helm, Johnson and Vlissides • “Gang of Four” • Design Patterns, Elements of Reusable Object-Oriented ...
... • History of Design Patterns – Gamma, Helm, Johnson and Vlissides • “Gang of Four” • Design Patterns, Elements of Reusable Object-Oriented ...
First day handout
... Ideally, use some existing string function in the language you are familiar with to test for white space and punctuation and to map upper case to lower. No need to reinvent the wheel. In CS 2110 we prefer to use the provided language features, including prebuilt library methods, to full effect. The ...
... Ideally, use some existing string function in the language you are familiar with to test for white space and punctuation and to map upper case to lower. No need to reinvent the wheel. In CS 2110 we prefer to use the provided language features, including prebuilt library methods, to full effect. The ...
Inheritance-1
... The access permission of an overridden method can be changed from private in the base class to public in the derived class. ...
... The access permission of an overridden method can be changed from private in the base class to public in the derived class. ...
subclass
... An object of the subclass invokes the subclass’s version of the method, not the superclass’s. 11 Example: GradedActivity.java, CurvedActivity.java, ...
... An object of the subclass invokes the subclass’s version of the method, not the superclass’s. 11 Example: GradedActivity.java, CurvedActivity.java, ...
My Python-oriented slides
... pointer. Java uses a reference model for class objects. Python uses a reference model for all data objects. • Because C/C++ uses a value model, pointers are treated as explicit pointer values. The distinction between an object and a pointer to an object leads to added syntax and programming complexi ...
... pointer. Java uses a reference model for class objects. Python uses a reference model for all data objects. • Because C/C++ uses a value model, pointers are treated as explicit pointer values. The distinction between an object and a pointer to an object leads to added syntax and programming complexi ...
Compiler Design
... § Compilation prior to execution § AOT “Ahead of (Execution) Time” compilation § Commonly used for languages without language-specific execution environments (e.g., C, C++) § Available in Java as well (IBM J9, Oracle HotSpot) ...
... § Compilation prior to execution § AOT “Ahead of (Execution) Time” compilation § Commonly used for languages without language-specific execution environments (e.g., C, C++) § Available in Java as well (IBM J9, Oracle HotSpot) ...
Fields, Methods, and Motors - Seton Hall University Pirate Server
... Programming our Robot (1) To design any program, we ask: – What does the robot have? – What is it supposed to do? It has: left and right motor – we need two fields of type ‘motor’ with different ...
... Programming our Robot (1) To design any program, we ask: – What does the robot have? – What is it supposed to do? It has: left and right motor – we need two fields of type ‘motor’ with different ...
ppt
... (Uniform Resource Locator) is a pointer to a “resource” on the World Wide Web on a local machine or a remote host. A resource can be something as simple as a file or a directory. An URL for a file can also be accessed by class code in a way that is independent of the location of the file as long as ...
... (Uniform Resource Locator) is a pointer to a “resource” on the World Wide Web on a local machine or a remote host. A resource can be something as simple as a file or a directory. An URL for a file can also be accessed by class code in a way that is independent of the location of the file as long as ...
Document
... Which programming languages are most widely used. A typical Java development environment. Java's role in developing distributed client/server applications for the Internet and the Web. The history of the industry-standard object-oriented design language, the UML. The history of the Interne ...
... Which programming languages are most widely used. A typical Java development environment. Java's role in developing distributed client/server applications for the Internet and the Web. The history of the industry-standard object-oriented design language, the UML. The history of the Interne ...
Creating a variable
... As good practice, variables should be named with words or easily recognizable abbreviations, describing that variable’s purpose. For example, “button1” or “btn1” to describe button number one. Lowercase letters are preferred for single-word names, such as “gear”, and names that consist of multiple w ...
... As good practice, variables should be named with words or easily recognizable abbreviations, describing that variable’s purpose. For example, “button1” or “btn1” to describe button number one. Lowercase letters are preferred for single-word names, such as “gear”, and names that consist of multiple w ...
Lab 1: C Primer - CS-People by full name
... 2. Control structures in C such as for loop, while loop, and if-else On command line: wget http://cs-people.bu.edu/handong/cs210/lab1/labcontrol.c 3. Creating functions b. On command line: wget http://cs-people.bu.edu/handong/cs210/lab1/labfunction.c Debug In this final task, you will be asked to fi ...
... 2. Control structures in C such as for loop, while loop, and if-else On command line: wget http://cs-people.bu.edu/handong/cs210/lab1/labcontrol.c 3. Creating functions b. On command line: wget http://cs-people.bu.edu/handong/cs210/lab1/labfunction.c Debug In this final task, you will be asked to fi ...
CSCI1402 Introductory Java Programming
... Another (more serious) problem with using an array: An array is a static fixed –size structure It cannot grow We have to specify it’s size when we create it If it becomes full, then the only thing we can do is to create another array that is bigger, copy all of the objects from the old array ...
... Another (more serious) problem with using an array: An array is a static fixed –size structure It cannot grow We have to specify it’s size when we create it If it becomes full, then the only thing we can do is to create another array that is bigger, copy all of the objects from the old array ...
GUI Basics and Event-Driven Programming
... Java event model is primarily for GUI programming. Generally it is used to connect your code to any kind of asynchronous events. To receive a specific event, a Java class should tell the window system(register) its interest in the event. In other words, we connect the controls(event source) by r ...
... Java event model is primarily for GUI programming. Generally it is used to connect your code to any kind of asynchronous events. To receive a specific event, a Java class should tell the window system(register) its interest in the event. In other words, we connect the controls(event source) by r ...
week05topics
... Instance field will exist so long as there is a reference to the object it belongs to. Parameter and local variables come to life when method is called, and die after call. ...
... Instance field will exist so long as there is a reference to the object it belongs to. Parameter and local variables come to life when method is called, and die after call. ...
An Overview of Computers and Programming Languages
... Computers (continued) • In 1956, the invention of the transistors resulted in smaller, faster, more reliable, and more energy-efficient computers • This era also saw the emergence of the software development industry with the introduction of FORTRAN and COBOL, two early programming languages • In 19 ...
... Computers (continued) • In 1956, the invention of the transistors resulted in smaller, faster, more reliable, and more energy-efficient computers • This era also saw the emergence of the software development industry with the introduction of FORTRAN and COBOL, two early programming languages • In 19 ...
Server-Side Processing Overview
... • Idea: embed simple code in HTML pages! • The HTML pages then use the code to choose what elements and data to display. • Classes and/or subroutines may be called to compute information for inclusion in the web page. Existing APIs can be invoked. • This is known as ‘scripting’. ...
... • Idea: embed simple code in HTML pages! • The HTML pages then use the code to choose what elements and data to display. • Classes and/or subroutines may be called to compute information for inclusion in the web page. Existing APIs can be invoked. • This is known as ‘scripting’. ...
1.3 Conditionals and Loops A Foundation for Programming
... Fact. [see ORF 309] Expected number of bets = stake # desired gain. Ex. 20% chance of turning $500 into $2500, ...
... Fact. [see ORF 309] Expected number of bets = stake # desired gain. Ex. 20% chance of turning $500 into $2500, ...
SIGCSE presentation
... Our aim in this project was to create an educational tool that would not only help students identify and fix their existing programming errors, but also help prevent them from making them again in the future. We accomplished this by compiling a list of common Java programming errors made by introdu ...
... Our aim in this project was to create an educational tool that would not only help students identify and fix their existing programming errors, but also help prevent them from making them again in the future. We accomplished this by compiling a list of common Java programming errors made by introdu ...
Lecture Slides
... • Violating the above policies is PLAGIARISM (cheating). • Cheating will typically result in automatic failure of this course and possible expulsion from the CS program. • It is much better to leave a problem blank than to cheat! – Usually ~60% is a B and ~80% is an A. – However, cheating earns you ...
... • Violating the above policies is PLAGIARISM (cheating). • Cheating will typically result in automatic failure of this course and possible expulsion from the CS program. • It is much better to leave a problem blank than to cheat! – Usually ~60% is a B and ~80% is an A. – However, cheating earns you ...
CITS2210 Object-Oriented Programming Topic 16 C++: Templates
... Instead, there will be a type error when compiling an instantiation of the template if a type argument is inappropriate. Generally there should be comments explaining any restrictions on template parameters, similar to an extends specification. Of course, these comments are not checked for consisten ...
... Instead, there will be a type error when compiling an instantiation of the template if a type argument is inappropriate. Generally there should be comments explaining any restrictions on template parameters, similar to an extends specification. Of course, these comments are not checked for consisten ...
Unit 9 - University of Nottingham
... A building unit of a java program Your program may consist of multiple classes i.e.: you have been using the UserInput and String classes in many of your programs In object oriented programming a class is a blueprint or prototype from which objects are created. ...
... A building unit of a java program Your program may consist of multiple classes i.e.: you have been using the UserInput and String classes in many of your programs In object oriented programming a class is a blueprint or prototype from which objects are created. ...
Resource Management
... garbage collector, so it’s definitely possible Java, C#, Python, Ruby all screw this up to varying degrees ▪ The latter three have some syntactic sugar for resource management, but the onus is still on you to remember to use it ▪ Java 7 catches up with C# and adds the same syntactic sugar, but sti ...
... garbage collector, so it’s definitely possible Java, C#, Python, Ruby all screw this up to varying degrees ▪ The latter three have some syntactic sugar for resource management, but the onus is still on you to remember to use it ▪ Java 7 catches up with C# and adds the same syntactic sugar, but sti ...
Lecture slides
... – should be tractable to create a formal, machinecheckable proof of correctness for mission-critical core routines, or even full production-level apps ...
... – should be tractable to create a formal, machinecheckable proof of correctness for mission-critical core routines, or even full production-level apps ...