Application of Design Pattern in C language-read nginx source code

The book and articles on the "design patterns" on the market all target object-oriented languages such as Java, C ++, and C #. It seems that the design patterns cannot be implemented without the object-oriented features, it is useless. Is that true?

Basic use of C ++ compiler g ++ in Linux

Document directory Basic use of C ++ compiler g ++ in Linux Basic usage of C ++ compiler g ++ in Linux { Commit it (this) } "Onmousedown =" function onmousedown () { CA. Q ('blog _ entryview_assist_topright '); } "Href =" javascript: void (0); ">

Use of C ++ smart pointers, auto_ptr and shared_ptr

Today, when I write a program, I want to use smart pointers and vector containers to solve the member management problem of pointer arrays. I have used multiple pointer containers in my program, which leads to a problem. The clearing of these

Some key points of C ++ knowledge

Constant pointerConst int * P/INT const * PPointer constantInt * const PRegular referenceConst Int & P =; Array1. The constant table is given in curly brackets when defining the regular table;2. If the given number is insufficient, the remaining

Celebrate opening the blog and write down how to perform CRC verification and floating point conversion in C #.

From csdn CRC verification algorithm C # Implementation 1-interface implementationCRC verification has a CRC 8-bit 16-bit 32-bit. Therefore, before you implement these verification calculations, you must first implement their interfaces! Using

The C/C ++ number is converted into a binary number and a hexadecimal number.

# Include Using namespace STD; Void fun_1 (int n){If (n {Cout }If (n> = 2){Fun_1 (n/2 );Cout }} Void fun_3 (int n){Switch (N){Case 10: cout Case 11: cout Case 12: cout Case 13: cout Case 14: cout Case 15: cout Default: break;}} Void fun_4 (int n){

Atoi () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] # Include /* This function calls Strtol () function. The source code will be provided later. */ Int my_atoi (char * Str) { Return (INT) strtol (STR,

[My solutions for the C language interview series] 003 endless loop format problem summary?

[My C language interview series] 003 Summary of the infinite loop format? Summary of the infinite loop format Below are several "Famous" Endless loops: (1) endless operating system loops; (2) Win32 program endless loop; (3) endless loop of

[My solutions for the C language interview series] 005 bitwise reverse Character Problem

[My solutions for the C language interview series] 005 bitwise reverse Character Problem Reverse character by bit   Write a C function to swap the bits of a unsigned char so that its bits become the mirror image of the char. MSBs become its

[My solution C language interview series] 008 remove repeated numbers in the array

[My solution C language interview series] 008 remove repeated numbers in the array Remove repeated numbers in the array   There is an array with a size of 100. The numbers in the array are between 1 and 99, but the numbers in the array are

Asin () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] Double atan2 (Double X, Double Y) { Register double ret; _ ASM __( "Fpatan/n/t" "Percent % ST (0 )" : "= T" (RET) : "0" (Y), "U" (X) ); Return ret; }

Atan () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] Double my_atan (Double X) { Register double ret; _ ASM __( "Fld1/n/t" "Fpatan" : "= T" (RET) : "0" (X) ); Return ret; } // Returns the arc tangent

Fmod () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] /* Calculate the remainder of x/y. Returns X-N * y, with the same symbol as Y. N = [x/y] (rounded to the left zero) */ Double my_fmod01 (Double X, Double Y)

Differences between C/C ++ and Java

Differences between C/C ++ and JavaDifference between Java and C/C ++ See: http://docs.rinet.ru/Jintra/appe.htmTranslation of I. a_7   Preprocessor ):All C/C ++ compilers have a stage of processing in the compilation process called a pre-processor.

Memcpy () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] /* Memcpy () copies a source memory buffer to a destination memory buffer. This routine does not recognize overlapping buffers, and thus can lead To

Memchr () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] # Include /* Searches at bufferfor the given character, stopping when characteris first found or CNT bytes have been searched through. Searches for the CH

Strpbrk () [C language library function source code]

[C language library function source code] [This program is compiled in Dev C ++ 4.9.9.2] /* Obtain the position pointer of the first character in S1. */ # Include Char * my_strpbrk (const char * S1, const char * S2) { Const char * c = S2; If

Use and difference of const in C ++ ---- organize from the network

I. Use of const in C From: http://blog.chinaunix.net/u/26828/showart_667881.html Const is a key word in C language. It specifies that a variable cannot be changed. Using const can improve the robustness of the program to a certain extent. In

Pipes under hadoop (hadoop program development using C ++)

After one morning's efforts, I finally run the C ++ version of mapreduce in pseudo-distributed mode. The following describes the process one by one. I. Prerequisites1. hadoop 1.0.x has been installed on Linux (my system is centos5.5 (64-bit system),

C/C ++ string processing functions

It is inconvenient to process strings in C language. Fortunately, library functions provide rich functions for processing strings. There are some functions that we usually don't use very much, but it's always good to know that there is such a thing

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