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Welcome to reprint, reprint please indicate the source of http://blog.csdn.net/yankai0219/article/details/8453267 0. The content in this article is in sequence Article 1. There are some duplicates, but this article describes the process of

Histogram is one of the most classic tools in computer vision. Now let's talk about the histogram in detail. 1. Functions of the histogram. By marking the edge and color changes between frames, the histogram is used to detect scene changes in

AboutProgramMedium memory allocation, multiple items found on the InternetArticleIntroduction: because we did not see it today on May 1st, leave a mark for it to be viewed next time. The following are multiple articles.

In algorithm analysis, when an algorithm contains a recursive call, the analysis of its time complexity is converted into a recursive equation. In fact, this problem is a mathematical solution to the gradual order, and the recursive equation has a

I haven't touched the basic knowledge for a long time. It took me more than two hours to finish the two sets of questions. I have limited personal knowledge. If you find any mistakes, please specify- First set: Test basic network knowledge Date: 200

Reprinted statement: This article can be reproduced at will, but the original address must be specified. Thank you!   Nginx memory pool implementation is exquisite, and the code is also very concise. In general, all memory pools have a basic purpose:

Nginx has two important header files: ngx_config.h and ngx_core.h. The src/CORE/ngx_config.h file contains the macro definition and header file related to the operating system, it also contains objs/ngx_auto_headers.h and src/OS/Unix/ngx _ _ config.

Reprinted statement: This article can be reproduced at will, but the original address must be specified. Thank you!   The concept of event loop seems to be mentioned more in Windows programming, but it is rarely mentioned in Linux programs. The

Nginx provides a set of efficient timer implementation. In addition to the timer used by the nginx core, we can also use the timer to complete some scheduled tasks during module development. The core of nginx timer implementation is to use a

Reprinted statement: This article can be reproduced at will, but the original address must be specified. Thank you!   The Russian bull encapsulates a very useful array in nginx. When developing the nginx module, you no longer need to use the

This article describes the nginx hash structure. Struct (optional * hinit, ngx_hash_key_t * names, ngx_uint_t nelts) {u_char * ELTs; size_t Len; u_short * test; ngx_uint_t I, n, key, size, start, bucket_size; ngx_hash_elt_t * ELT, ** buckets;/*

Content 1: Overall understanding of source code1. important file configure2.auto subdirectory 3. relationship between configure and auto sub-directory scripts 4. SRC is the source code storage directory 5. code Section 6. about nginx startup 7.

Reprinted statement: This article can be reproduced at will, but the original address must be specified. Thank you!   I have analyzed the working conditions of the master process and worker separately. This article describes how to use a channel

Article content:1. The learning method is as follows:Ii. Summary: My summary2.1nginx is started in/src/CORE/nginx. C.2.2 consists of two parts:2.2.1 load and initialize each module2.2.2 create a communication mechanism between processes3. Three

Protected void rendercontrol (htmltextwriter writer, controladapter adapter) ...{ If (! This. Flags [0x10] &! This. Flags [0x200]) ...{ Httpcontext context = (this. Page = NULL )? Null: This. Page. _ context; If (context! = NULL) & context.

Reprinted please indicate the source http://blog.csdn.net/yankai0219/article/details/8159351 0. Order1. libcurl content related to error retransmission1) Command Line2) The program does not have any parameters or functions dedicated to

Reprinted please indicate the source http://blog.csdn.net/yankai0219/article/details/8185872Question 1: Baidu interview question: (Part 1: detailed explanation of the top K algorithm)The search engine records all the search strings used for each

Welcome to reprint, reprint please indicate the source of http://blog.csdn.net/yankai0219/article/details/8208793 2. TCP keepalive overview TCP keepalive OverviewLiterally: Keep TCP alive. This means that you can detect your TCP socket and check

Welcome to reprint, reprint please indicate the source of http://blog.csdn.net/yankai0219/article/details/8453261 0. Summary of sequence 1: 2. at startup, 3. Signal initialization 4. operations after startup 5. Several minor issues 0.

For more information, see http://blog.csdn.net/yankai0219/article/details/8185847question 1: Why does the hash algorithm use an array instead of a dynamic application using malloc? 2. What are the differences and benefits of using linear and