not thread safe

Well, first of all, here's the picture: Here is the official explanation of the Textreder: (http://msdn.microsoft.com/zh-cn/library/system.io.textreader.aspx) Peek and Read methods to make a useful instance of TextReader. ">Here is the official

1 Stringstring: literal constant, string length immutable. 2 StringBufferstringbuffer: String variable (Synchronized, that is, thread-safe). If you want to frequently modify the contents of a string, it is best to use stringbuffer for efficiency

In Java, String, StringBuffer, and StringBuilder are often used as string classes in programming, and the difference between them is often the question they ask in an interview. Now to summarize, look at their differences and the same. 1. Variable

Recently studied game app do social sharing, finally chose Sharesdk to integrate, not only because SHARESDK support the mainstream social platform at home and abroad, but more importantly, SHARESDK provides a special Cocos2d-x integration program,

What is a thread-local variable (thread-local variable). Easy to use threads: do not share sometimes the best ThreadLocal classes are quietly appearing in version 1.2 of the Java platform. Although supporting thread-local variables has long been

Personally understand, if something is wrong, please correct me. 1. use StringBuilder to replace StringBufferThe main difference between StringBuilder and StringBuffer is one that is not thread-safe, one thread-safe (the method adds a synchronized

The Java Container class contains list, ArrayList, vector and map, HashTable, HashMapArrayList and HashMap are asynchronous, vectors and Hashtable are synchronized, so vectors and hashtable are thread-safe, and ArrayList and HashMap are not

Hibernate is an open source Object relational mapping (Orm,object Rational Mapping) framework that has a very lightweight object encapsulation of JDBC, which maps Pojo to database tables and is a fully automated ORM framework, Hibernate can

What is a design pattern. A simple understanding is a summary of some of the experiences that the predecessors have left behind. And then the experience called design patterns, translation is designed mode, through the use of design patterns can

PHP has a total of four versions, VC9 x86 Non thread safe, VC9 x86 thread safe, VC6 x86, Non thread safe, VC6 x86 thread safe, which makes me a rookie headache ah, fortunately, PHP website offers Download the place to the left there is an English

Implementing the Singleton pattern in C # View Auther ' s website The Singleton is one of the best-known patterns in software engineering. Essentially, a singleton is a class which only allows a single instance of itself to being created, and

Thread Safety and Shared Resources Code is safe to call by multiple threads simultanously is called thread safe. If a piece of code is thread safe, then it contains no race conditions. Race condition only occur is multiple threads update shared

In today's MVC framework, it seems that WEBWORK2 is gradually becoming mainstream, and the combination of webwork2+springframework is becoming more and more popular. This seems to imply that spring's own MVC framework is far worse than WEBWORK2, so

Collection: You can store different types of objects and automatically increase as the storage objects increase in capacity. The object is added, and cannot be a base type. Each collection stores data in a different way, that is, using a different

This digest from http://www.cnblogs.com/daxin/p/3544188.htmlWe used the Sqlsessiontemplate class when using MyBatis to integrate with spring. Through the source of how we see sqlsessiontemplate implementation of the Sqlsession

The use of multithreading in core data is not generally intended to improve performance and efficiency, but to enable the main thread to be unblocked, allowing the UI to continue to respond to user behavior while doing other data operations. When a

Several cores have been encountered this week and are very typical.Here to share with you.People who believe they have experience in Linux programming must have met.Feel a lot of people around the core has a natural sense of fear, especially for the

What are thread threads?In Java, thread safety generally manifests itself in two ways:1, multiple thread access to the same Java instance (read and modify) does not interfere with each other, it is mainly embodied in the keyword synchronized. such

One: Gil Global interpreter Lock IntroductionInCPython, the Global interpreter lock(OrGIL)python byte code. This lock is required, cpython memory management is not thread-safe. ( However, due to gil Other features have become dependent on the

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