... 1 of 3 21- 04-2000 17 :30Essentials of the Java( TM) Programming Language, Part 1 http://developer .java. sun.com/developer ining /Programming/ BasicJava1/index.html Training Index Java TM Programming ... stack trace: 6 of 11 21- 04-2000 17 :32 Java( TM) Language Basics, Part 1, Lesson 7: Database Access and Permissionshttp://developer .java. sun.com/developer raining /Programming/ BasicJava1/dba.html ... on the left. 1 of 7 21- 04-2000 17 : 31 Java( TM) Language Basics, Part 1, Lesson 4: Building A User Interface http://developer .java. sun.com/developer ining /Programming/ BasicJava1/front.html clickButton...
... more involved. We return to it in section 10 19 11 AcknowledgementsErik Ernst, Christian Plesner Hansen, Jeff Norton, Mads Torgersen, Peter von der Ah´eand Philip Wadler contributed material ... Generics 20 11 Acknowledgements 23 1 9 .1 Wildcard CaptureIt should be pretty clear by now that givenSet<?> unknownSet = new HashSet<String>(); /** Add an element t to a Set s */public ... call itselect(getMyEmpInfoFactory(), ”selection string”);The downside of this solution is that it requires either:• the use of verbose anonymous factory classes at the call site, or 16 1 IntroductionJDK...
... classes have acquired a bad reputation because some people abuse them to write procedural programs in object-oriented languages, but they do have valid uses. They can be used to group related ... probably the case that no fields need to be fixed. There are Effective Java: ProgrammingLanguage Guide 7 This book uses a few technical terms that are not defined in The JavaLanguage Specification. ... public or protected. Effective Java: ProgrammingLanguage Guide 3 Preface In 19 96 I pulled up stakes and headed west to work for JavaSoft, as it was then known, because it was clear that...
... concatenation 1 16 Item 34: Refer to objects by their interfaces 11 7 Item 35: Prefer interfaces to reflection 11 8 Item 36: Use native methods judiciously 12 1 Item 37: Optimize judiciously 12 2 Item ... classes have acquired a bad reputation because some people abuse them to write procedural programs in object-oriented languages, but they do have valid uses. They can be used to group related ... created after it is initialized. In the case of this item, only a single instance of the class is created; in Item 21, one instance is created Effective Java: ProgrammingLanguage Guide 31 ...