1. Kernel initialization:
* To establish a good core kernel page directory page table database, assuming physical memory size len, is a [3 G - 3G + len]:: [0 - len] such a false address and physical address vaddr paddr the line Sexual relationship;
* The establishment of a core array page, page array and physical pages [...]

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Linux ext2/ext3 file system nodes use the index to record documents, like the windows of the File Allocation Table. Index node is a structure that contains the length of a document, create and modify the time, competence, their relations, the position of the disk, and other information. A document indexing system maintenance of a node [...]

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1. Database access performance optimization
Database connections and close
Access database resources need to create connections, open and close the connection linking several operations. These processes necessary to exchange information with the database to verify identity through more cost server resources. ASP.NET provides a connection pool (Connection Pool) to improve open and [...]

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Cookie in English is the meaning of small desserts, and the word we can always see in a browser, how food will be linked with the browser? » In your browser before the landing site may appear in the page: Hello XX, feeling very kind, is like eating a small dessert [...]

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     SEO is search engine optimization, mainly through the site’s structure, labels, publishing and other areas of optimization, search engine so that it easier to crawl the content of the site, and that each page in the site’s search engine, such as access to higher Score to gain a better ranking. [...]

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Internet bandwidth increasingly wide, so it seems that the page loading speed has been a qualitative leap. Actually not, because with the increased bandwidth, on the page object more and more, the accelerating speed of the page or open an important issue. Speed up the pace to open the page, there are [...]

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1, never let the page title, this place you should be the focus of each optimization.
2, do not in title, deion, keyword, to write too many things, the more greedy, the less they get.
3, and the head at the bottom of the page is very important for search engines, as far as [...]

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