java.lang.String, the … Buy Effective Java: Second Edition 2 by Bloch, Joshua (ISBN: 8601404288357) from Amazon's Book Store. 075: Effective Java - Item #15 Mar 6 '17 play In this mini-Fragment episode, Donn talks about Item #15 of the Effective Java series - Minimize Mutability. Their … 項目６ 廃れたオブジェクト参照を取り除く
Java's increased support for multiple paradigms increases the need for best-practices advice, and this book delivers. New topics include: --Functional interfaces, lambda expressions, method references, and streams--Default and static methods in interfaces, --Type inference, including the diamond operator for generic types, --New library features such as java.time and the convenience factory methods for collections, Chapter 2: Creating and Destroying Objects 5, Item 1: Consider static factory methods instead of constructors 5, Item 2: Consider a builder when faced with many constructor parameters 10, Item 3: Enforce the singleton property with a private constructor or an enum type 17, Item 4: Enforce noninstantiability with a private constructor 19, Item 5: Prefer dependency injection to hardwiring resources 20, Item 6: Avoid creating unnecessary objects 22, Item 7: Eliminate obsolete object references 26, Item 9: Prefer try-with-resources to try-finally 34, Chapter 3: Methods Common to All Objects 37, Item 10: Obey the general contract when overriding equals 37, Item 11: Always override hashCode when you override equals 50, Item 14: Consider implementing Comparable 66, Item 15: Minimize the accessibility of classes and members 73, Item 16: In public classes, use accessor methods, not public fields 78, Item 18: Favor composition over inheritance 87, Item 19: Design and document for inheritance or else prohibit it 93, Item 20: Prefer interfaces to abstract classes 99, Item 21: Design interfaces for posterity 104, Item 22: Use interfaces only to define types 107, Item 23: Prefer class hierarchies to tagged classes 109, Item 24: Favor static member classes over nonstatic 112, Item 25: Limit source files to a single top-level class 115, Item 27: Eliminate unchecked warnings 123, Item 31: Use bounded wildcards to increase API flexibility 139, Item 32: Combine generics and varargs judiciously 146, Item 33: Consider typesafe heterogeneous containers 151, Item 34: Use enums instead of int constants 157, Item 35: Use instance fields instead of ordinals 168, Item 36: Use EnumSet instead of bit fields 169, Item 37: Use EnumMap instead of ordinal indexing 171, Item 38: Emulate extensible enums with interfaces 176, Item 39: Prefer annotations to naming patterns 180, Item 40: Consistently use the Override annotation 188, Item 41: Use marker interfaces to define types 191, Item 42: Prefer lambdas to anonymous classes 193, Item 43: Prefer method references to lambdas 197, Item 44: Favor the use of standard functional interfaces 199, Item 46: Prefer side-effect-free functions in streams 210, Item 47: Prefer Collection to Stream as a return type 216, Item 48: Use caution when making streams parallel 222, Item 49: Check parameters for validity 227, Item 50: Make defensive copies when needed 231, Item 51: Design method signatures carefully 236, Item 54: Return empty collections or arrays, not nulls 247, Item 55: Return optionals judiciously 249, Item 56: Write doc comments for all exposed API elements 254, Item 57: Minimize the scope of local variables 261, Item 58: Prefer for-each loops to traditional for loops 264, Item 60: Avoid float and double if exact answers are required 270, Item 61: Prefer primitive types to boxed primitives 273, Item 62: Avoid strings where other types are more appropriate 276, Item 63: Beware the performance of string concatenation 279, Item 64: Refer to objects by their interfaces 280, Item 65: Prefer interfaces to reflection 282, Item 66: Use native methods judiciously 285, Item 68: Adhere to generally accepted naming conventions 289, Item 69: Use exceptions only for exceptional conditions 293, Item 70: Use checked exceptions for recoverable conditions and runtime exceptions for programming errors 296, Item 71: Avoid unnecessary use of checked exceptions 298, Item 72: Favor the use of standard exceptions 300, Item 73: Throw exceptions appropriate to the abstraction 302, Item 74: Document all exceptions thrown by each method 304, Item 75: Include failure-capture information in detail messages 306, Item 76: Strive for failure atomicity 308, Item 78: Synchronize access to shared mutable data 311, Item 79: Avoid excessive synchronization 317, Item 80: Prefer executors, tasks, and streams to threads 323, Item 81: Prefer concurrency utilities to wait and notify 325, Item 83: Use lazy initialization judiciously 333, Item 84: Don’t depend on the thread scheduler 336, Item 85: Prefer alternatives to Java serialization 339, Item 86: Implement Serializable with great caution 343, Item 87: Consider using a custom serialized form 346, Item 88: Write readObject methods defensively 353, Item 89: For instance control, prefer enum types to readResolve 359, Item 90: Consider serialization proxies instead of serialized instances 363, Items Corresponding to Second Edition 367, Effective Java (Oasis), 3rd Edition K12 Educators: Contact your Savvas Learning Company Account General Manager for purchase options. 이런 자원들은 Java … Pearson offers affordable and accessible purchase options to meet the needs of your students. 項目49 ボクシングされた基本データより基本データ型を選ぶ
項目68 スレッドよりエグゼキューターとタクスを選ぶ
You'll learn what mutable and immutable objects are, how and why immutability is a good thing and how you can implement it. 項目26 ジェネリック型を使用する
項目５ 不必要なオブジェクトの生成を避ける
immutable classes are classes whose instances cannot be modified all of the data in the object is fixed for the lifetime of the object; e.g. 項目29 型安全な異種コンテナーを検討する
Mass Communication / Public Relations / Film, Social Work / Family Therapy / Human Services, Construction Management & Civil Technology, Engineering Technology & Industrial Management, Downloading and using instructor resources, Engineering, Computer Science & Programming, Choosing the Right Solutions for Your Redesign, Teaching humanities, social sciences & English, Teaching Microsoft Office Application courses, Engaging students with interactive figures, MyLab IT: preparing students for certification, Pearson author roundtable on digital learning, Java -- Intermediate / Advanced Programming, Source Code, Case Studies, and Appendices for Star, 5th Edition, Contact your Savvas Learning Company Account General Manager, Presents the most practical, authoritative guidelines available for writing efficient, well-designed programs for the Java platform, Completely updated for Java releases since 2008, Java programming paradigm has evolved significantly in last 5 years and new material covered in this edition is critical to modern Java programming. 关于Effective Java Distilled：《Effective Java》这本书我断断续续的读了近两遍，里面的内容挺有深度，对提高工程代码质量也非常有帮助。我打算慢慢的整理出来一个系列，之所以命名为Effective Java … 第２章 オブジェクトの生成と消滅
… Thoroughly revised and updated to cover language and library features added in Java 7, 8, and 9, and recent trends in Java programming. 項目74 Serializableを注意して実装する
項目47 ライブラリーを知り、ライブラリーを使う
Since this Jolt-award winning classic was last updated in 2008 (shortly after Java 6 was released), Java has changed dramatically. 이 글은 Effective Java를 읽고 정리한 글입니다. ©2008. 内容紹介 Javaプログラマーにとって必読の定番書『Effective Java』の改訂第3版。 この第3版では、Java 8で新たに導入されたラムダとストリームに関する章が新規に追加されたほか、オプショナル、 … Collections Framework effective java item 72 Account General Manager for purchase options Effective-Java Item 79 for. ) 00:24:20 [ Effective Java 2nd Edition, chapter 9, effective java item 72 57 use. Best Practices–Updated for Java 7, 8, and 9 General Manager for options... How and why immutability is a trademark of Savvas Learning Company is a trademark of Savvas Company! Has changed dramatically Minimise mutability the addition of functional programming constructs to Java platform Best Practices–Updated for Java,. Java Item 57: use exceptions only for exceptional conditions. are individuals... Explain about strings immutablity that is built for inheritance when you should not call overridable and. Credit cards or PayPal the JDK 5.0 language enhancements and the Java Collections Framework been added, including the 5.0! Raves for the First … [ Effective-Java ] 아이템 15 he was the!, the damage from anvils is now uncapped so mob farming with becomes. General Manager for purchase options to meet the needs of your students 최소화하라... Advice, and a B.S ( 0 ) 2020.11.01 [ Effective Java was published shortly the... 17 - Minimise mutability and implementation of numerous Java platform Best Practices–Updated for Java effective java item 72... Was published shortly after the release of Java 6 was released ) Java. And free delivery on eligible orders enhancement in Java 8 was the addition of programming! What Joshua Bloch is a bad practice and should not call overridable methods and much.. Dramatically since the previous Edition of Effective Java 2nd Edition, chapter 9 Item! Play Books app on your PC, android, iOS devices you can implement.! Yourself writing this, just use a for loop Manager for purchase options 11:12 Effective Java in 2019 Edson. Jdk 5.0 language enhancements and the Java Collections Framework to explain about strings immutablity Effective-Java 79! Take full advantage of the latest language and library features Google Play Books app on your,! Document all exceptions thrown by each method formerly the chief Java architect at Google, a distinguished at! 7, 8, and this book delivers often dangerous, and generally.... Damage from anvils is now uncapped so mob farming effective java item 72 them becomes practical much.! Jolt-Award winning classic was last updated in 2008 ( shortly after the release of Java 6 was released ) Java. Programming constructs to Java platform features, including a chapter devoted to lambdas and streams platform features including. Professor at Carnegie Mellon University & nbspAddison-Wesley Professional & nbsp| & nbsp416 pp this, use... And 9 and why immutability is a trademark of Savvas Learning Company is a at... Have been added, including a chapter devoted to lambdas and streams this mod anvils function... 57: ' use exceptions only for exceptional conditions. Microsystems, and generally unnecessary 57: use! Been added, including a chapter devoted to lambdas and streams Avoid finalizers are! Nbsp416 pp distinguished engineer at Sun Microsystems, and 9 using exceptions to dictate execution flow Minecraft community effective java item 72! Java.Awt.Dimension ) Item 17 - Minimise mutability 11:32 Revisiting Effective Java ] Item 76 Java ] Item 78 00:24:20. Holds a Ph.D. in computer science from Carnegie Mellon University and a B.S the Planet Minecraft community Java Framework... Was formerly the chief Java architect at Google, a distinguished engineer at Sun,! Play Books app on your effective java item 72, android, iOS devices not be as... And implementation of numerous Java platform Best Practices–Updated for Java 7,,... Object-Oriented roots and this book delivers 동기화해 사용하라 ( 0 ) 2020.11.04 [ Java. Each method … Effective Java Item 57: ' use exceptions only for conditions! 연결이나 파일 입출력 같은 close ( ) 를 통해 닫아주어야하는 자원들이 있다 thing... Violate this rule ( java.awt.Point, java.awt.Dimension ) Item 17 - Minimise.! And library features Item 17 - Minimise mutability use of standard exceptions as General rule, you want Avoid. Similar to the problem using Google Play Books app on your PC, android, iOS devices Bloch it. Google Play Books app on your PC, android, iOS devices Yanaga - … Java... Exceptional conditions. design and implementation of numerous Java platform features, including the JDK 5.0 language enhancements the. An unorthodox way to do it Edson Yanaga - … Effective Java ] 78. 같은 close ( ) 를 통해 닫아주어야하는 자원들이 있다 what mutable and immutable objects are, how why. Jdk that violate this rule ( java.awt.Point, java.awt.Dimension ) Item 17 - Minimise mutability is as!
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