Java: Practical Guide for Programmers (The Practical Guides) by Michael Sikora

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By Michael Sikora

If you are an skilled programmer, you have already got a rock-solid starting place for studying Java. All you wish is a source that takes your event under consideration and explains Java's key ideas and strategies in an clever, effective manner. Java: functional consultant for Programmers is strictly that source. right here, you will not need to go through thousands of pages of overly simplistic fabric to profit the fundamentals of Java programming. as a substitute, you get hugely targeted guideline within the middle parts of Java 1.4, observed by way of conscientiously selected examples and line-by-line analyses which are correct to the purpose. you may be astonished at how quickly you can start efficient coding in Java, and the way speedy your talents will development. internet resources:Source code from the publication is not any longer on hand athttp://www.zm.sikora.btinternet.co.uk/source.htmlPlease press the 'Companion web page' button at the higher correct part of this web page to entry a zipper dossier containing it.Sun J2SE obtain pagehttp://java.sun.com/j2se/downloads.htmlSun J2SE API documentation http://java.sun.com/j2se/1.4.1/docs/index.html * Written expressly for those who already comprehend a procedural or object-oriented programming language. * Takes a concise technique designed to utilize the adventure you have already got. * Covers the middle components of Java 1.4, together with language syntax, OO positive aspects, collections, exception dealing with, input/output, threads, occasion dealing with, and Swing parts. * jam-packed with incisive coding examples and line-by-line analyses. * through a better half site, offers downloadable instance code and hyperlinks to extra assets.

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Additional resources for Java: Practical Guide for Programmers (The Practical Guides)

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Println(" Not printed"); } This will output > java TestLogicals ! 2: Bitwise binary operations. lang. String[ ]) Exception in thread main Note that the first ^ condition is false since both (a > b) and (c < d) are true. 1 Bitwise Operators The bitwise operators, & (bitwise and), I (bitwise or), ^ (bitwise exclusive or), and ~ (bitwise complement) are used to manipulate the bits of the Java integral types. The operators act similarly to the equivalent logical operators, except that operations apply to individual bits.

Another use of the super keyword is to invoke any method from the parent class. method_identifier(optional arguments). For example, we can add the deposit method shown next to the SavingsAccount class. This method merely invokes the Account class deposit method, then prints the resulting balance. deposit Method 1 2 3 4 public void deposit(double amount) { super, deposit (amount) ; System.

Account 1 2 3 4 5 6 7 8 9 10 11 12 class Account { int accountNo; String accountName; double balance; public void deposit(double amount) { balance = balance + amount; } public double withdraw(double amount) { if (balance- amount < 0) { System. out. withdraw(120) ; where amountLeft is a variable of type double. 3 Constructors Java provides a special kind of method, called a constructor, that executes each time an instance of an object is created. The constructor can be used to initialize the state of an object.

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