Original address: http://www.csdn.net/article/2012-06-21/2806814About performance Optimization This is a big topic, in the "12306.cn Talk about website performance Technology" in the business and design I said some of the available technologies and
SQL * PLUS maintains system variables, also known as SET variables. It can be used to create a special environment for SQL * PLUS interaction, such as: SETSet the display width of the NUMBER data, the NUMBER of rows per page, and the column width.
The author has done some optimization work in the iOS development process, has some superficial understanding to the iOS performance optimization, has been wanting to own these experiences, summarizes briefly.As the first of the series, I intend to
1th website front-end performance optimizationThe front-end has changed a lot in recent years, various tools, libraries, frameworks concurrency. Nevertheless, the idea of optimizing the front-end performance of the website has been largely unchanged.
A database operation
1 Close the database connection immediately after use
Accessing a database resource requires creating a connection to open a connection and close a connection several operations these procedures require several times to
Improving the performance of Web applications has never been more important than it is now. The share of the network economy has been growing, and the value of the global economy over 5% is generated on the Internet (see data below). This
a general concept of performance optimization
It is generally believed that Java programs are always slower than C programs, and most people may have heard too much about this kind of advice. In fact, the situation is far more complicated than the
MATLAB for speech signal plus random noise and denoising program(2011-01-28 23:26:51)% The original time-domain waveform analysis and spectrum analysis for language signals[Y,fs,bits]=wavread (' C:\Documents and settings\administrator\ desktop
IntroductionBefore the W3ctech into the name enterprise-Baidu front-end FEX "bombast" said that after seven days after the lecture can build their own front-end performance monitoring system, since said out of can not promise. The beauty of
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