'Public static' diaporamas de présentation

Java Programing

Java Programing. Methods. Defining Methods. A method is a collection of statements that are grouped together to perform an operation. Defining Methods. A method is a collection of statements that are grouped together to perform an operation. Method Signature.

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Zaawansowane programowanie obiektowe Lecture 2

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Warm-Up: April 21

Warm-Up: April 21. Write a loop (type of your choosing) that prints every 3 rd number between 10 and 50. . User-Defined Methods. Pre-AP Computer Science, Cycle 6. Case Study: Sum the integers between 1 and 10, 20 and 30, and 35 to 45. . int sum=0; for ( int i =1; i <= 10; i ++)

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How to Design a Good API and Why it Matters

Joshua Bloch. How to Design a Good API and Why it Matters. Why is API Design Important?. APIs can be among a company's greatest assets Customers invest heavily: buying, writing, learning Cost to stop using an API can be prohibitive Successful public APIs capture customers

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CSC 211 Java I

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Topic 3 static Methods and Structured Programming

"The cleaner and nicer the program, the faster it's going to run. And if it doesn't, it'll be easy to make it fast." -Joshua Bloch. Topic 3 static Methods and Structured Programming. Based on slides bu Marty Stepp and Stuart Reges from http://www.buildingjavaprograms.com/.

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Building Java Programs

Building Java Programs. Chapter 1 Lecture 1-2: Static Methods reading: 1.4 - 1.5. class : a program. statement : a command to be executed. method : a named group of statements. Recall: structure, syntax. public class name { public static void main(String[] args ) { statement ;

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Building Java Programs

Building Java Programs. Chapter 1 Lecture 1-2: Static Methods reading: 1.4 - 1.5. Comments. comment : A note written in source code by the programmer to describe or clarify the code. Comments are not executed when your program runs. Syntax:

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Building Java Programs

Building Java Programs. Chapter 1 Lecture 1-2: Static Methods reading: 1.4 - 1.5. Comments. comment : A note written in source code by the programmer to describe or clarify the code. Comments are not executed when your program runs. Syntax:

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Programming in C# Extension Methods

Programming in C# Extension Methods. CSE 459.24 Prof . Roger Crawfis. Extension Methods. Can add methods to other classes Let me repeat that: Can add methods to other classes any methods (although they look static) only from static classes

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Jon Shemitz Complicated stuff, quickly.

.NET 2.0. Jon Shemitz Complicated stuff, quickly. .NET 2.0. Generics 50% & Nullable Types Iterators 10% Delegate Enhancements 35% Partial Types 5%. Generics. Collections before generics Open classes Open methods Collections after generics Nullable types.

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Chapter 5

Chapter 5. Feb 08, 2008. Chapter 5. 1. Methods in a class are invoked using objects A a1 = new A(); a1.func1(); Calling object and the dot can be omitted if the method is called within the same class. func1(); //same as this.func1() ?. Chapter 5. 2. null Constant.

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Building Java Programs

Building Java Programs. Chapter 1 Static Methods, Expressions reading: 1.4 - 1.5, 2.1. Algorithms. algorithm : A list of steps for solving a problem. Example algorithm: "Bake sugar cookies" Mix the dry ingredients. Cream the butter and sugar. Beat in the eggs.

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CISC124, Reminders

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LINQ - 1

LINQ - 1. Ravi Kumar C++/C# Team. What is LINQ!. Language-Integrated Query. Query facilities to the .NET Framework. Applies to all sources of IEnumerable <T> - based information, not just relational or XML data. Bad Old days!. Code to query using C# ADO.NET:

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Singleton

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Administrivia

Administrivia. Example of good documentation on class web page now (under P1 bullet point) Not perfect, but very good Includes my critique on how could be made stronger Check it out. Reminder. P3 starts next week Pick teams now!

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Building Java Programs

Building Java Programs. Chapter 1 Lecture 1-2: Static Methods reading: 1.4 - 1.5. Algorithms. algorithm : A list of steps for solving a problem. Example algorithm: "Bake sugar cookies" Mix the dry ingredients. Cream the butter and sugar. Beat in the eggs. Stir in the dry ingredients.

154 views • 15 slides