performance considerations

Tribute to the original http://blog.csdn.net/janeky/article/details/17151465To develop a network game, the first thing to consider is the client server in what encoding format to communicate. Previously, we introduced the method of using protobuf

A blocking queue is a basic data structure for multithreaded asynchronous architectures in background development, such as Python, where Java provides a thread-safe blocking queue, and C + + may need to implement a template on its own.From

When asp.net2.0 the system, there is a session loss problem when deleting or creating file operations in the program.The following methods are used:1, the implementation of the ASP:The session is based on HttpModule technology, HttpModule can be

Reference Blog: http://blog.csdn.net/zheng548/article/details/54669908one, multi-channel procedures　　Multi-Channel program design Technology is the first technology introduced by the operating system, its design idea is to allow multiple programs to

HTTP protocol and Web natureAs a developer, especially a web developer, I think you need to understand this series of processes, during which the browser and server exactly how to deal with it? How does the server handle it? How does the browser

I. Document specification1, files are archived to the agreed directory.Specific requirements through the Watercress CSS specification to explain:All CSS is divided into two main categories: generic and Business classes. A generic CSS file, which is

The ad defines five types of operations master roles (FSMO), respectively: Schema Master schema master works at the forest level (only one schema master in a forest) Domain naming master domain naming master works at the forest level Relative

Method Bindparam () and Bindvalue () are very similar. The only difference is that the former uses a PHP variable to bind the parameter, and the latter uses a value. So using Bindparam is the second argument can only use variable names, not variable

The main three attributes of an object Object behavior: You can apply those actions to the object, turn on the light, turn off the light is behavior. The shape of the object: When applied to those methods is how the object responds, color, size, and

Lokijs is a memory database that puts performance considerations in the first place.Lokijs supports indexing and faster document access, performing very well (nearly 500,000 ops/seconds). Its built-in Dynamicview classes can be used for indexing of

Hive ive optimization essentials: When optimizing, hive SQL as a map reduce program to read, there will be unexpected surprises. Understanding the core competencies of Hadoop is fundamental to hive optimization. Long-term observations of Hadoop

1, Bwlabel is used to mark the two-dimensional two-value image of the connected group, in short, is the black background of how many white block, that is, from the black background screening white block. L = Bwlabel (bw,n) returns a matrix L, the

1.Java Memory Model Reference: Http://www.infoq.com/cn/special-column/articles/Java memory model Column 2.volatile understanding of keywords The volatile variable in the Java language can be viewed as a "lighter synchronized", and the volatile

One, circular statementas we all know, the commonly used loop statements are for, while, Do-while, and For-in,foreach. In addition to the for-in and foreach performance slightly lower, usually our choice of the first three is more based on

Infobright is a column-type database based on a unique proprietary knowledge grid technology. Infobright is open source MySQL Data Warehouse solution, introduced a column storage solution, high-strength data compression, optimized statistical

It is believed that the Internet has become an indispensable part of people's life. Ajax,flex and so on the application of rich clients makes people more "happy" experience many of the original can only be implemented in C/s functions. Google, for

It is necessary to maintain state information for Web pages and their controls. However, because Web applications are created at the top level of the HTTP protocol, this is a stateless protocol, so maintaining state information becomes very

Original address: http://zhangbuhuai.com/2015/02/11/common picture buffering strategy It 's written in front . "Download Picture" is almost every mobile app to deal with the problem, for the iOS development platform, downloading pictures is not a

Diagnosing. NET application memory leaks using. NET Memory Profiler (methods and practices) Blog Categories:Troubleshooting & tuning. NET asp.net loadrunner ASP algorithm The application diagnosis and optimization of friends know the memory leak

Http://blog.csdn.net/liuben/archive/2010/08/06/5793706.aspx 1. IntroductionData transmission or synchronization between LAN or WAN based network applications is very common, such as remote data mirroring, Backup, replication, synchronization, data