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[翻译] Effective C++, 3rd Edition, 附录 A. 超越 Effective C++

王朝c/c++·作者佚名  2006-02-23
宽屏版  字体: |||超大  

附录 A. 超越 Effective C++

作者:Scott Meyers

译者:fatalerror99 (iTePub's Nirvana)

发布:http://blog.csdn.net/fatalerror99/

Effective C++ 覆盖了我认为对当前的 C++ 程序员最重要的通用指导方针,但是如果你有兴趣在更多的方面提升你的效力,我推荐你去研读我的其他 C++ 书籍,More Effective C++ 和 Effective STL。

More Effective C++ 覆盖其它的编程指导方针,并包括像效率和带有异常编程这样的话题的广泛讨论。它也记述了像 smart pointers(智能指针),reference counting(引用计数)和 proxy objects(代理对象)这样的重要的 C++ 编程技术。

Effective STL 像 Effective C++ 一样是一本面向指导方针的书,但是它专注于标准模板库的有效使用。

下面是这两本书的目录摘要。

Contents of More Effective C++

Basics

Item 1: Distinguish between pointers and references

Item 2: Prefer C++-style casts

Item 3: Never treat arrays polymorphically

Item 4: Avoid gratuitous default constructors

Operators

Item 5: Be wary of user-defined conversion functions

Item 6: Distinguish between prefix and postfix forms of increment and decrement operators

Item 7: Never overload &&, ||, or,

Item 8: Understand the different meanings of new and delete

Exceptions

Item 9: Use destructors to prevent resource leaks

Item 10: Prevent resource leaks in constructors

Item 11: Prevent exceptions from leaving destructors

Item 12: Understand how throwing an exception differs from passing a parameter or calling a virtual function

Item 13: Catch exceptions by reference

Item 14: Use exception specifications judiciously

Item 15: Understand the costs of exception handling

Efficiency

Item 16: Remember the 80-20 rule

Item 17: Consider using lazy evaluation

Item 18: Amortize the cost of expected computations

Item 19: Understand the origin of temporary objects

Item 20: Facilitate the return value optimization

Item 21: Overload to avoid implicit type conversions

Item 22: Consider using op= instead of stand-alone op

Item 23: Consider alternative libraries

Item 24: Understand the costs of virtual functions, multiple inheritance, virtual base classes, and RTTI

Techniques

Item 25: Virtualizing constructors and non-member functions

Item 26: Limiting the number of objects of a class

Item 27: Requiring or prohibiting heap-based objects

Item 28: Smart pointers

Item 29: Reference counting

Item 30: Proxy classes

Item 31: Making functions virtual with respect to more than one object

Miscellany

Item 32: Program in the future tense

Item 33: Make non-leaf classes abstract

Item 34: Understand how to combine C++ and C in the same program

Item 35: Familiarize yourself with the language standard

Contents of Effective STL

Chapter 1: Containers

Item 1: Choose your containers with care.

Item 2: Beware the illusion of container-independent code.

Item 3: Make copying cheap and correct for objects in containers.

Item 4: Call empty instead of checking size() against zero.

Item 5: Prefer range member functions to their single-element counterparts.

Item 6: Be alert for C++'s most vexing parse.

Item 7: When using containers of newed pointers, remember to delete the pointers before the container is destroyed.

Item 8: Never create containers of auto_ptrs.

Item 9: Choose carefully among erasing options.

Item 10: Be aware of allocator conventions and restrictions.

Item 11: Understand the legitimate uses of custom allocators.

Item 12: Have realistic expectations about the thread safety of STL containers.

Chapter 2: vector and string

Item 13: Prefer vector and string to dynamically allocated arrays.

Item 14: Use reserve to avoid unnecessary reallocations.

Item 15: Be aware of variations in string implementations.

Item 16: Know how to pass vector and string data to legacy APIs.

Item 17: Use "the swap TRick" to trim excess capacity.

Item 18: Avoid using vector<bool>.

Chapter 3: Associative Containers

Item 19: Understand the difference between equality and equivalence.

Item 20: Specify comparison types for associative containers of pointers.

Item 21: Always have comparison functions return false for equal values.

Item 22: Avoid in-place key modification in set and multiset.

Item 23: Consider replacing associative containers with sorted vectors.

Item 24: Choose carefully between map::operator[] and map::insert when efficiency is important.

Item 25: Familiarize yourself with the nonstandard hashed containers.

Chapter 4: Iterators

Item 26: Prefer iterator to const_iterator, reverse_iterator, and const_reverse_iterator.

Item 27: Use distance and advance to convert a container's const_iterators to iterators.

Item 28: Understand how to use a reverse_iterator's base iterator.

Item 29: Consider istreambuf_iterators for character-by-character input.

Chapter 5: Algorithms

Item 30: Make sure destination ranges are big enough.

Item 31: Know your sorting options.

Item 32: Follow remove-like algorithms by erase if you really want to remove something.

Item 33: Be wary of remove-like algorithms on containers of pointers.

Item 34: Note which algorithms expect sorted ranges.

Item 35: Implement simple case-insensitive string comparisons via mismatch or lexicographical_compare.

Item 36: Understand the proper implementation of copy_if.

Item 37: Use accumulate or for_each to summarize ranges.

Chapter 6: Functors, Functor Classes, Functions, etc.

Item 38: Design functor classes for pass-by-value.

Item 39: Make predicates pure functions.

Item 40: Make functor classes adaptable.

Item 41: Understand the reasons for ptr_fun, mem_fun, and mem_fun_ref.

Item 42: Make sure less<T> means operator<.

Chapter 7: Programming with the STL

Item 43: Prefer algorithm calls to hand-written loops.

Item 44: Prefer member functions to algorithms with the same names.

Item 45: Distinguish among count, find, binary_search, lower_bound, upper_bound, and equal_range.

Item 46: Consider function objects instead of functions as algorithm parameters.

Item 47: Avoid producing write-only code.

Item 48: Always #include the proper headers.

Item 49: Learn to decipher STL-related compiler diagnostics.

Item 50: Familiarize yourself with STL-related web sites.

 
 
 
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