1. Home
  3. Introduction
  4. Hello World
  6. Scalars
  7. Calculate the area of a rectangula
  8. Number guessing game
  9. Create calculator
  11. Files
  12. Sum of numbers in a file
  13. Analyze Apache log file - count localhost
  14. Add more statistics
  15. Write report to file
  17. Lists and Array
  18. Color selector
  19. Add numbers taken from a CSV file
  20. Improve the color selector
  21. Improve Number guessing game
  22. Count digits
  23. Sort based on secondary condition
  24. Display unique rows of a file
  25. Sort mixed string
  26. Queue
  27. Check if number is prime
  28. Implement Reverse Polish Calculator
  30. Hashes, Dictionaries
  31. Count words in a file
  32. Parse HTTP GET parameters
  33. sort scores
  34. Analyze Apache log file - count every host
  35. Parse variable width fields
  37. Functions and Subroutines
  38. ROT13
  40. Recursive functions
  41. Recursive Factorial
  42. Recursive Factorial Solution
  43. Recursive Fibonacci
  44. Recursive Fibonacci Solution
  45. Recursive Count Expressions Reaching a Target Sum
  46. Recursive Count Expressions Reaching a Target Sum - Solution
  47. Recursive sort a list
  48. Recursive sort a list - solution
  50. Regular Expressions, Regexes
  51. Regexes part 1
  52. Match numbers with regex
  53. Match hexa, octal, binary numbers
  54. Match Roman numbers
  55. Split file path using regex
  56. Sort SNMP numbers
  57. Parse hours log file and create time report
  58. Parse INI file
  60. Linux
  61. Linux as a Virtual Environment - install + nginx
  63. Simple applications.md)
  64. Implement the wc command of Linux/Unix (word count)
  65. next
  66. next
  68. Mix
  69. Send plain text e-mail
  70. Send HTML e-mail
  71. Send e-mail with attachment
  72. next
  74. Databases
  75. Simple Family tree
  77. Web development
  78. Hello World for Web applications
  79. Echo Web application
  80. next
  81. next
  82. next
  83. next
  85. Web crawlers
  86. next
  87. next