What is the difference between read and pread in unix?

What is the difference between the functions read() and pread() in unix?
When choosing between them, what points should I take into consideration?

I googled for the difference between them but without results.

Related Posts:

  1. What is newline character — ‘\n’
  2. Why does ENOENT mean “No such file or directory”?
  3. What are .a and .so files?
  4. Connect: Socket operation on non-socket
  5. Connect: Socket operation on non-socket
  6. What is a bus error? Is it different from a segmentation fault?
  7. What does WEXITSTATUS(status) return?
  8. What is a bus error? Is it different from a segmentation fault?
  9. What can cause a “Resource temporarily unavailable” on sock send() command
  10. Which of sprintf/snprintf is more secure?
  11. What is `S_ISREG()`, and what does it do?
  12. Reaching EOF with fgets
  13. How big can a 64 bit unsigned integer be?
  14. The difference between n++ and ++n at the end of a while loop? (ANSI C)
  15. Implementing Taylor Series for sine and cosine in C
  16. Working on code to calculate cosine with factorial sum
  17. How to use execvp()
  18. How to use execvp() to execute a command
  19. How does strtok() split the string into tokens in C?
  20. warning: implicit declaration of function
  21. warning: implicit declaration of function
  22. What is *(uint32_t*)?
  23. pthread_join() and pthread_exit()
  24. what is Segmentation fault (core dumped)? [duplicate]
  25. What causes a segmentation fault (core dump) to occur in C?
  26. uint8_t vs unsigned char
  27. How to use symbols of extended ASCII table in C?
  28. Two questions about basic C programs
  29. What is the difference between ++i and i++?
  30. Using boolean values in C
  31. What does “collect2: error: ld returned 1 exit status” mean?
  32. How to convert an int to string in C?
  33. typedef struct vs struct definitions [duplicate]
  34. How to print in C
  35. Why should we typedef a struct so often in C?
  36. What is a string of hexadecimal digits?
  37. Why should we typedef a struct so often in C?
  38. What exactly is the difference between “pass by reference” in C and in C++?
  39. What is the difference between ++i and i++?
  40. What can be the reasons of connection refused errors?
  41. What does “collect2: error: ld returned 1 exit status” mean?
  42. How to convert an int to string in C?
  43. typedef struct vs struct definitions [duplicate]
  44. What does the question mark character (‘?’) mean?
  45. Cannot figure out how to use getchar(); in C
  46. Floating point exception (core dumped)
  47. Undefined reference to pthread_create in Linux
  48. what is the difference between uint16_t and unsigned short int incase of 64 bit processor?
  49. makefile:4: *** missing separator. Stop
  50. Stack smashing detected
  51. Why am I getting “void value not ignored as it ought to be”?
  52. Correct format specifier for double in printf
  53. Stack smashing detected
  54. How do I determine the size of my array in C?
  55. Why am I getting “void value not ignored as it ought to be”?
  56. Pointer Arithmetic
  57. dereferencing pointer to incomplete type
  58. 1 = false and 0 = true?
  59. c stack smashing detected
  60. Openssl : error “self signed certificate in certificate chain”
  61. How to convert a string to integer in C?
  62. What is the difference between C and embedded C?
  63. Get a substring of a char* [duplicate]
  64. char *array and char array[]
  65. How do I create an array of strings in C?
  66. Undefined reference to pthread_create
  67. What is the behavior of integer division?
  68. Convert char to int in C and C++
  69. Get a substring of a char*
  70. Difference between malloc and calloc?
  71. What is Bit Masking?
  72. How do function pointers in C work?
  73. Expression must be a modifiable L-value
  74. What causes the Broken Pipe Error?
  75. segmentation fault : 11
  76. Strings and character with printf
  77. Awesomium sdk download
  78. What is EOF in the C programming language?
  79. Why does the terminal show “^[[A” “^[[B” “^[[C” “^[[D” when pressing the arrow keys in Ubuntu?
  80. So what does “return 0” actually mean?
  81. “Expected expression before ‘ { ‘ token”
  82. Bad File Descriptor with Linux Socket write() Bad File Descriptor C
  83. How to generate a random int in C?
  84. How do I use valgrind to find memory leaks?
  85. C pointers and arrays: [Warning] assignment makes pointer from integer without a cast
  86. Why is the gets function so dangerous that it should not be used?
  87. Write to .txt file?
  88. What is the difference between char s[] and char *s?
  89. warning: assignment makes integer from pointer without a cast
  90. How to print the array?
  91. How to solve the error: assignment to expression with array type
  92. segmentation fault : 11
  93. Why use bzero over memset?
  94. Reading from file using read() function
  95. What is the difference between ++i and i++?
  96. What does “collect2: error: ld returned 1 exit status” mean?
  97. What does “1e” mean?
  98. warning: assignment makes integer from pointer without a cast
  99. munmap_chunk(): invalid pointer
  100. printf() formatting for hexadecimal

Leave a Comment

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)