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This blog takes you to understand the storage of C language shaping and floating point in memory. Through this blog, we will have a further understanding of memory. 1, Review data types We have already learned about the built-in data types in C language: char //Character data types, such as a, b, c! Equal character short //Sh ...

catalogue 1, What is a two-way circular linked list II Advantages and disadvantages of two-way cyclic linked list III How to create a two-way circular linked list IV Specific code 1, What is a two-way circular linked list Definition: lead two-way circular linked list: the most complex structure, which is generally used to store data sepa ...

1. What is the function? In computer science, a subroutine is a part of code in a large program, which is composed of one or more statement blocks. It is responsible for completing a specific task and has relative independence compared with other codes. Generally, there are input parameters and return values, which provide encapsulation of ...

Network socket Basic skills: two languages, one scripting language. Implement the function first. Discussion: problems needing attention in cross host transmission. 1. Byte order problem: large end storage: high byte at low address Small end storage: lower byte at X86 low address 0x00 00 00 05 Da 05 00 00 00 Small 00 00 05 Distinguish between ...

In the last blog, we mentioned the branches and loops of C language. In this blog, I'll share the relevant knowledge of C language functions. Please open your eyes and have a good look (HA HA). When it comes to functions, the first thing we think of is mathematical functions. This very interesting and practical knowledge in the field of math ...

Background: write a dynamic library of modules and provide necessary header files and demo s. Thinking: first, make it clear that the library to be written provides several interfaces to the outside world. Read the structure of the relevant header file and the functions to be used in the library written by yourself. In the actual project deve ...

requirement practice Classroom code - teacher's explanation (review!!!) Practice in class - teacher's explanation Homework after class - for example: 20 questions, 5 of which will be explained in class. Write the ones that will be explained first Self study after class C language 100 questions - do it yourself (do it if you have ide ...

1 lseek function Function: off_t lseek(int fd, off_t offset, int whence) Header file: #include < unistd h> #include <sys/types. h> Parameter: fd file descriptor Offset offset, which can be positive or negative The starting position of the where offset can be set in three ways SEEK_SET #Start position The file offset ...

catalogue ​ Pointer What is a pointer and what is the relationship between a pointer and memory Pointer variable Basic operation of pointer &The address represents the address of the variable, and * represents a dereference of the variable found according to the address Size of pointer variable Type of pointer variable Conclusion ...

What is a bug?What is debugging? How important is debugging capability?A brief introduction to debug and releaseIntroduction to debugging under windows EnvironmentSome examples of debuggingHow to write code that is easy to debug?Common errors in C programmingSimulate the implementation of strcpy and strlen library functions Test environment: vs ...