pptx
... – And various optimizations are possible • [Also use a much better data structure for looking up variables than a list] Spring 2017 ...
... – And various optimizations are possible • [Also use a much better data structure for looking up variables than a list] Spring 2017 ...
buddysoftpainter
... • I was inspired to create my own version of MS Paint after learning about Mouse Listeners and GUI Components in this ...
... • I was inspired to create my own version of MS Paint after learning about Mouse Listeners and GUI Components in this ...
Chapter 5 - Gettysburg College Computer Science
... Gotcha: You Cannot Overload Based on the Returned Type The compiler will not allow two methods with the same name, same types and number of parameters, but different return types in the same class: ...
... Gotcha: You Cannot Overload Based on the Returned Type The compiler will not allow two methods with the same name, same types and number of parameters, but different return types in the same class: ...
Python should be taught in first-year Computer Science classes Joe
... Simple syntax is important because students who are new to programming often have great difficulty with syntax, and lowering this barrier will help them focus on learning algorithmic concepts, which is the purpose of first-year CS. Python is simpler than languages like C++ and Java, because Python i ...
... Simple syntax is important because students who are new to programming often have great difficulty with syntax, and lowering this barrier will help them focus on learning algorithmic concepts, which is the purpose of first-year CS. Python is simpler than languages like C++ and Java, because Python i ...
Language Translators
... An Interpreter is also a program that translates high-level source code into executable code. However the difference between a compiler and an interpreter is that an interpreter translates one line at a time and then executes it: no object code is produced, and so the program has to be interpreted e ...
... An Interpreter is also a program that translates high-level source code into executable code. However the difference between a compiler and an interpreter is that an interpreter translates one line at a time and then executes it: no object code is produced, and so the program has to be interpreted e ...
Project Documentation
... the computer. Inside a never ending loop, every reading corresponds to a character. So a package is created every time the loop runs, and that is sent to the computer. This package contains the data coming from each and every sensor, and finally this needs to be decoded on the computer to get the r ...
... the computer. Inside a never ending loop, every reading corresponds to a character. So a package is created every time the loop runs, and that is sent to the computer. This package contains the data coming from each and every sensor, and finally this needs to be decoded on the computer to get the r ...
Javascript
... "Compiled language" means the source code of the program is translated (compiled) into machinelanguage (composed only of 0's and 1's) before use. When it is time to run the program, the translated version is used by the computer instead of the original source code. Unless you are the programmer, you ...
... "Compiled language" means the source code of the program is translated (compiled) into machinelanguage (composed only of 0's and 1's) before use. When it is time to run the program, the translated version is used by the computer instead of the original source code. Unless you are the programmer, you ...
6c.Agile Processes
... • Extreme Programming is not a complete template for the entire delivery organization. • Rather, XP is a set of best practices for managing the development team and its interface to the customer. • As a process it gives the team the ability to grow, change and adapt as they encounter different appli ...
... • Extreme Programming is not a complete template for the entire delivery organization. • Rather, XP is a set of best practices for managing the development team and its interface to the customer. • As a process it gives the team the ability to grow, change and adapt as they encounter different appli ...
What is a computer program?
... • In the Java language, this translation process has two stages: we’ll first use the Java “compiler” to translate our instructions into an intermediate form called “bytecode” which all computers can understand, and then use the Java “interpreter” to translate that intermediate form into the machine ...
... • In the Java language, this translation process has two stages: we’ll first use the Java “compiler” to translate our instructions into an intermediate form called “bytecode” which all computers can understand, and then use the Java “interpreter” to translate that intermediate form into the machine ...
CS1101 Group1
... • Read the question, plan what methods you need. • Write out the method skeletons without the implementation (comment the method if you need) • If you don’t know how to implement a certain method, add in stubs to make sure your program compiles. Think about the implementation later e.g. //this metho ...
... • Read the question, plan what methods you need. • Write out the method skeletons without the implementation (comment the method if you need) • If you don’t know how to implement a certain method, add in stubs to make sure your program compiles. Think about the implementation later e.g. //this metho ...
cse142-15-Abstract - University of Washington
... Interfaces • An interface is a tool for defining the behavior that all implementing classes will have » it names the methods that a class must have if the class claims to implement the interface » the interface definition is a good tool for identifying what must be implemented » the interface does ...
... Interfaces • An interface is a tool for defining the behavior that all implementing classes will have » it names the methods that a class must have if the class claims to implement the interface » the interface definition is a good tool for identifying what must be implemented » the interface does ...
Java GUI Programming
... • Usually, the code to set this up is in the Listener’s constructor • Example (“this” is the ActionListener class): – runButton.addActionListener(this); ...
... • Usually, the code to set this up is in the Listener’s constructor • Example (“this” is the ActionListener class): – runButton.addActionListener(this); ...
The IC Wall Collaboration between Computer science + Physics
... mythread t1 = new mythread(); // allocates a thread mythread t2 = new mythread(); // allocates another thread t1.start(); // starts first thread and invokes t1.run() t2.start(); // starts second thread and invokes t2.run() t1.hi(); ...
... mythread t1 = new mythread(); // allocates a thread mythread t2 = new mythread(); // allocates another thread t1.start(); // starts first thread and invokes t1.run() t2.start(); // starts second thread and invokes t2.run() t1.hi(); ...
Chapter 1
... • Object-oriented paradigm: – Reusable code that operates in a way to mimic behaviors of real-world objects – Object: A collection of memory locations together with all the operations that can change the values of these memory locations. – Objects are grouped into classes that represent all the obje ...
... • Object-oriented paradigm: – Reusable code that operates in a way to mimic behaviors of real-world objects – Object: A collection of memory locations together with all the operations that can change the values of these memory locations. – Objects are grouped into classes that represent all the obje ...
Chapter 1 – Introduction to Computers, the Internet, and the Web
... • Provide applications for consumer devices (cell phones, etc.) ...
... • Provide applications for consumer devices (cell phones, etc.) ...
Table of contents
... is known to have no side-effects, may be efficiently computed without multiple calls. A function in this sense has zero or more parameters and a single return value. The parameters—or arguments, as they are sometimes called—are the inputs to the function, and the return value is the function's outpu ...
... is known to have no side-effects, may be efficiently computed without multiple calls. A function in this sense has zero or more parameters and a single return value. The parameters—or arguments, as they are sometimes called—are the inputs to the function, and the return value is the function's outpu ...
L6_Intro to programming
... building applications, applets, and components using the Java programming language • includes tools useful for developing and testing programs written in the Java programming language and running on the Java platform • Except for the appletviewer, these tools do not provide a graphical user interfac ...
... building applications, applets, and components using the Java programming language • includes tools useful for developing and testing programs written in the Java programming language and running on the Java platform • Except for the appletviewer, these tools do not provide a graphical user interfac ...
additional notes - School of Computing Science
... Pairs The natural concept is a pair of values, both of which will be used exactly once. The type of linear pairs is traditionally written T U (pronounced “tensor”). If we have e : T U then both components must be used. This makes it tricky to work with fst and snd because they discard the other ...
... Pairs The natural concept is a pair of values, both of which will be used exactly once. The type of linear pairs is traditionally written T U (pronounced “tensor”). If we have e : T U then both components must be used. This makes it tricky to work with fst and snd because they discard the other ...
Programming Languages
... The process of compiling and executing a program is more complicated than interpreting a program. First we will look at the similarities, and then the differences. As in the case of the interpreter, the programming process begins the time you create or type the program as shown in Figure 12.. The c ...
... The process of compiling and executing a program is more complicated than interpreting a program. First we will look at the similarities, and then the differences. As in the case of the interpreter, the programming process begins the time you create or type the program as shown in Figure 12.. The c ...
Inheritance
... Inheritance What is inheritance? Object-oriented systems allow classes to be defined in terms of other classes. Classes can inherit variables and methods (operations) from other classes. The inheriting class can then add extra attributes and/or methods of its own. ...
... Inheritance What is inheritance? Object-oriented systems allow classes to be defined in terms of other classes. Classes can inherit variables and methods (operations) from other classes. The inheriting class can then add extra attributes and/or methods of its own. ...
An Introduction to Control Structures
... used, Java 2 defines two new constants: PROTOCOL_VERSION_1 and PROTOCOL_VERSION_2, in the java.io.ObjectStreamConstants interface • The useProtocolVersion method takes a protocol version constant as input and updates the ObjectOutputStream object to use the corresponding serialization stream ...
... used, Java 2 defines two new constants: PROTOCOL_VERSION_1 and PROTOCOL_VERSION_2, in the java.io.ObjectStreamConstants interface • The useProtocolVersion method takes a protocol version constant as input and updates the ObjectOutputStream object to use the corresponding serialization stream ...
View
... Debugging is like an experimental science. Once you have an idea what is going wrong, you modify your program and try again. If your hypothesis was correct, then you can predict the result of the modification, and you take a step closer to a working program. If your hypothesis was wrong, you have ...
... Debugging is like an experimental science. Once you have an idea what is going wrong, you modify your program and try again. If your hypothesis was correct, then you can predict the result of the modification, and you take a step closer to a working program. If your hypothesis was wrong, you have ...
Systematic Development of Programming Languages
... Java vs Scala //Java - what we're used to seeing ...
... Java vs Scala //Java - what we're used to seeing ...
Java programming
... Q What are the usage of final keyword? Ans. final keyword can be used with class, method or variable. i. When final keyword is used with class then that class become non-inheritable. It means that class can't be inherited. ii. if final keyword is used with method then that method can't be redefined ...
... Q What are the usage of final keyword? Ans. final keyword can be used with class, method or variable. i. When final keyword is used with class then that class become non-inheritable. It means that class can't be inherited. ii. if final keyword is used with method then that method can't be redefined ...
12.5 Examples of Programming Languages
... BCPL is an operator-typed language; the data types of variables are defined by the operators applied (rather than being declared for the variable, as in Algol). Data items were untyped cells labeled with identifiers. Data types supported by BCPL included integers, reals, bit patterns, I/O streams, v ...
... BCPL is an operator-typed language; the data types of variables are defined by the operators applied (rather than being declared for the variable, as in Algol). Data items were untyped cells labeled with identifiers. Data types supported by BCPL included integers, reals, bit patterns, I/O streams, v ...