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Doing more in less time - Mobiconf

  1. 1. The art of developing more in less time - how to not get caught by long build times? @EliSawic
  2. 2. The art of developing more in less time @EliSawic
  3. 3. How to not get caught by long build times? @EliSawic
  4. 4. About me Eliasz Sawicki Blog: www.eliaszsawicki.com Twitter: @EliSawic www.brightinventions.pl @EliSawic
  5. 5. The beginning... @EliSawic
  6. 6. Objective-C @EliSawic
  7. 7. $wift @EliSawic
  8. 8. Think @EliSawic
  9. 9. A short story about Love @EliSawic
  10. 10. A short story about Love 1. Friendship @EliSawic
  11. 11. A short story about Love 1. Friendship 2. Love @EliSawic
  12. 12. A short story about Love 1. Friendship 2. Love 3. Doubt @EliSawic
  13. 13. A short story about Love 1. Friendship 2. Love 3. Doubt 4. Betrayal @EliSawic
  14. 14. A short story about Love 1. Friendship 2. Love 3. Doubt 4. Betrayal 5. Starting over again @EliSawic
  15. 15. A short story about Love 1. Friendship 2. Love 3. Doubt 4. Betrayal 5. Starting over again 6. Rebuild the trust @EliSawic
  16. 16. How does it end? @EliSawic
  17. 17. Friendship @EliSawic
  18. 18. Objective-C @EliSawic
  19. 19. The UIKit @EliSawic
  20. 20. Why do we need UIKit? @EliSawic
  21. 21. Love @EliSawic
  22. 22. Swift @EliSawic
  23. 23. Practice @EliSawic
  24. 24. Tests! @EliSawic
  25. 25. Why do we need tests? @EliSawic
  26. 26. Why do we have brakes in a car?? @EliSawic
  27. 27. To go faster! @EliSawic
  28. 28. Test Driven Development @EliSawic
  29. 29. Doubt @EliSawic
  30. 30. Long build times @EliSawic
  31. 31. Slow feedback loops @EliSawic
  32. 32. No tests for you today @EliSawic
  33. 33. Betrayal @EliSawic
  34. 34. React Native @EliSawic
  35. 35. Testing feels natural @EliSawic
  36. 36. Qucik reloading @EliSawic
  37. 37. Not a silver bullet @EliSawic
  38. 38. Starting over again @EliSawic
  39. 39. What was the problem? @EliSawic
  40. 40. Long build times @EliSawic
  41. 41. Slow feedback loop @EliSawic
  42. 42. Rebuild the trust @EliSawic
  43. 43. Tackling compilation times @EliSawic
  44. 44. Type Inference @EliSawic
  45. 45. Bottleneck @EliSawic
  46. 46. Warnings -Xfrontend -warn-long-function-bodies=200 -Xfrontend -warn-long-expression-type-checking=100 @EliSawic
  47. 47. Did not work in my case @EliSawic
  48. 48. Debug information format @EliSawic
  49. 49. With or without you? @EliSawic
  50. 50. Take a look at your build phases @EliSawic
  51. 51. Build phases @EliSawic
  52. 52. Build phases @EliSawic
  53. 53. Xcode settings defaults write com.apple.Xcode PBXNumberOfParallelBuildSubtasks 10 defaults write com.apple.dt.Xcode IDEBuildOperationMaxNumberOfConcurrentCompileTasks 5 @EliSawic
  54. 54. Build Active Architecture Only @EliSawic
  55. 55. Whole module optimization @EliSawic
  56. 56. Drastically decreased time in which the project compiles @EliSawic
  57. 57. A catch @EliSawic
  58. 58. A trick @EliSawic
  59. 59. Why isn't it turned on all the time? @EliSawic
  60. 60. Build tools @EliSawic
  61. 61. Bazel, Buck @EliSawic
  62. 62. Xcode @EliSawic
  63. 63. Xcode @EliSawic
  64. 64. Managing dependencies @EliSawic
  65. 65. Easy way to decrease the compilation time by half @EliSawic
  66. 66. Do not compile the other half @EliSawic
  67. 67. Modularizing the code @EliSawic
  68. 68. More things to think about... @EliSawic
  69. 69. Is it bad? @EliSawic
  70. 70. Nope @EliSawic
  71. 71. How do we split? @EliSawic
  72. 72. Don't bite off more than you can chew @EliSawic
  73. 73. Step by step @EliSawic
  74. 74. What is the code that I write? @EliSawic
  75. 75. We write apps! @EliSawic
  76. 76. Do we really write apps? @EliSawic
  77. 77. Tests! @EliSawic
  78. 78. Why do we compile the UI code? @EliSawic
  79. 79. Separating the UI @EliSawic
  80. 80. Is it bad that we break up with UIKit? @EliSawic
  81. 81. Nope @EliSawic
  82. 82. MVC @EliSawic
  83. 83. MVC @EliSawic
  84. 84. MVVM @EliSawic
  85. 85. MVVM @EliSawic
  86. 86. Why would you remove UIKit? @EliSawic
  87. 87. Passive Views @EliSawic
  88. 88. Logic @EliSawic
  89. 89. Why are they still together? @EliSawic
  90. 90. Multiple targets @EliSawic
  91. 91. One for UIKit @EliSawic
  92. 92. One for logic @EliSawic
  93. 93. Two for Tests @EliSawic
  94. 94. Can be used anywhere @EliSawic
  95. 95. Better architecture @EliSawic
  96. 96. Easier to maintain @EliSawic
  97. 97. Speeded up tests @EliSawic
  98. 98. Faster builds @EliSawic
  99. 99. The art of developing more in less time - how to not get caught by long build times? @EliSawic
  100. 100. The art of developing more in less time @EliSawic
  101. 101. How to not get caught by long build times? @EliSawic
  102. 102. Time is not the only issue @EliSawic
  103. 103. It's about the experience @EliSawic
  104. 104. How does it end? @EliSawic
  105. 105. It depends @EliSawic
  106. 106. It depends on you @EliSawic
  107. 107. @EliSawic www.eliaszsawicki.com @EliSawic

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