Effective Java Programming Language Guide phần 3 ppsx

Effective Java Programming Language Guide phần 3 ppsx

Effective Java Programming Language Guide phần 3 ppsx

... Effective Java: Programming Language Guide 33 A good hash function tends to produce unequal hash codes for unequal objects. ... codes. The multiplier 37 was chosen because it is an odd prime. If it was even and the multiplication overflowed, information Effective Java: Programming Language Guide 34 would be lost because ... function: public int hashCode() { int re...
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Effective Java Programming Language Guide phần 2 ppsx

Effective Java Programming Language Guide phần 2 ppsx

... [Gamma98, p. 139 ], also known as views. An adapter is one object that delegates to a backing object, providing an alternative interface to the backing Effective Java: Programming Language Guide 19 ... Effective Java: Programming Language Guide 15 The isBabyBoomer method unnecessarily creates a new Calendar , ... database is a good way to bring your entire distributed...
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Effective Java Programming Language Guide phần 10 ppsx

Effective Java Programming Language Guide phần 10 ppsx

... package. Effective Java: Programming Language Guide 175 [J2SE-APIs] Java 2 Platform, Standard Edition, v 1 .3 API Specification. Sun Microsystems. March 2001. <http:/ /java. sun.com/j2se/1 .3/ docs/api/overview-summary.html>. ... program produces the following output: Wed Mar 07 23: 30:01 PST 2001 - Tue Mar 07 23: 30:01 PST 1978 Wed Mar 07 23: 30:01 PST 2001 - Fri Mar...
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java programming language sl_275 phần 3 ppsx

java programming language sl_275 phần 3 ppsx

... '"!  N 3    &'@ N 3 ' 3 &    ('K& N 3 ' 3   &-!" 5"%2*  ...  &(*  3 ,(! 4,*  3 ,(!5!!...
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Effective Java Programming Language Guide phần 1 doc

Effective Java Programming Language Guide phần 1 doc

... Item 36 : Use native methods judiciously 121 Item 37 : Optimize judiciously 122 Item 38 : Adhere to generally accepted naming conventions 124 Effective Java: Programming Language Guide 13 for ... they are using. Effective Java: Programming Language Guide 5 Chapter 1. Introduction This book is designed to help you make the most effective use of the Java progr...
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Effective Java Programming Language Guide phần 6 pot

Effective Java Programming Language Guide phần 6 pot

... a holdover from the C programming Effective Java: Programming Language Guide 93 Item 24: Make defensive copies when needed One thing that makes the Java programming language such a pleasure ... client-provided mutable object must make this clear in its documentation. Effective Java: Programming Language Guide 1 03 language, in which array lengths are returne...
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Effective Java Programming Language Guide phần 7 pptx

Effective Java Programming Language Guide phần 7 pptx

... doSomething(list.get(i)); } Effective Java: Programming Language Guide 107 Chapter 7. General Programming This chapter is largely devoted to the nuts and bolts of the language. It discusses the ... implementation provide the same functionality. For example, if Effective Java: Programming Language Guide 1 13 For example, suppose you have $1. 03 in your pocket, and...
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Effective Java Programming Language Guide phần 8 pdf

Effective Java Programming Language Guide phần 8 pdf

... Effective Java: Programming Language Guide 124 The need to measure the effects of optimization is even greater on the Java platform than on more traditional platforms, as the Java programming ... indirectly). Effective Java: Programming Language Guide 136 use of the method, as it effectively obscures any other exception that may be thrown in the same context....
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