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100 Java Mistakes and How to Avoid Them, Video Edition

سرفصل های دوره
  • Appendix A. Kinds of annotations
  • Appendix A. Static analysis annotations
  • Appendix B. Extending static analysis tools
  • Appendix B. IntelliJ IDEA plugin
  • Appendix B. SpotBugs plugins
  • Appendix B. Using structural search and replacement in IntelliJ IDEA
  • Chapter 1. Automated testing
  • Chapter 1. Code assertions
  • Chapter 1. Code style
  • Chapter 1. Dynamic analysis
  • Chapter 1. Managing code quality
  • Chapter 1. Mutation coverage
  • Chapter 1. Static analysis
  • Chapter 1. Summary
  • Chapter 2. Expressions
  • Chapter 2. Mistake 2 Missing parentheses in conditions
  • Chapter 2. Mistake 3 Accidental concatenation instead of addition
  • Chapter 2. Mistake 4 Multiline string literals
  • Chapter 2. Mistake 5 Unary plus
  • Chapter 2. Mistake 6 Implicit type conversion in conditional expressions
  • Chapter 2. Mistake 7 Using non-short-circuit logic operators
  • Chapter 2. Mistake 8 Confusing && and
  • Chapter 2. Mistake 9 Incorrectly using variable arity calls
  • Chapter 2. Mistake 10 Conditional operators and variable arity calls
  • Chapter 2. Mistake 11 Ignoring an important return value
  • Chapter 2. Mistake 12 Not using a newly created object
  • Chapter 2. Mistake 13 Binding a method reference to the wrong method
  • Chapter 2. Mistake 14 Using the wrong method in a method reference
  • Chapter 2. Summary
  • Chapter 3. Mistake 16 A condition dominated by a previous condition
  • Chapter 3. Mistake 17 Accidental pass through in a switch statement
  • Chapter 3. Mistake 18 Malformed classic for loop
  • Chapter 3. Mistake 19 Not using the loop variable
  • Chapter 3. Mistake 20 Wrong loop direction
  • Chapter 3. Mistake 21 Loop overflow
  • Chapter 3. Mistake 22 Idempotent loop body
  • Chapter 3. Mistake 23 Incorrect initialization order
  • Chapter 3. Mistake 24 A missing superclass method call
  • Chapter 3. Mistake 25 Accidental static field declaration
  • Chapter 3. Program structure
  • Chapter 3. Summary
  • Chapter 4. Mistake 27 Numeric overflow
  • Chapter 4. Mistake 28 Rounding during integer division
  • Chapter 4. Mistake 29 Absolute value of Integer.MIN VALUE
  • Chapter 4. Mistake 30 Oddness check and negative numbers
  • Chapter 4. Mistake 31 Widening with precision loss
  • Chapter 4. Mistake 32 Unconditional narrowing
  • Chapter 4. Mistake 33 Negative hexadecimal values
  • Chapter 4. Mistake 34 Implicit type conversion in compound assignments
  • Chapter 4. Mistake 35 Division and compound assignment
  • Chapter 4. Mistake 36 Using the short type
  • Chapter 4. Mistake 37 Manually writing bit-manipulating algorithms
  • Chapter 4. Mistake 38 Forgetting about negative byte values
  • Chapter 4. Mistake 39 Incorrect clamping order
  • Chapter 4. Mistake 40 Misusing special floating-point numbers
  • Chapter 4. Numbers
  • Chapter 4. Summary
  • Chapter 5. Common exceptions
  • Chapter 5. Mistake 42 IndexOutOfBoundsException
  • Chapter 5. Mistake 43 ClassCastException
  • Chapter 5. Mistake 44 StackOverflowError
  • Chapter 5. Summary
  • Chapter 6. Mistake 46 Unexpected case conversions
  • Chapter 6. Mistake 47 Using String.format with the default locale
  • Chapter 6. Mistake 48 Mismatched format arguments
  • Chapter 6. Mistake 49 Using plain strings instead of regular expressions
  • Chapter 6. Mistake 50 Accidental use of replaceAll
  • Chapter 6. Mistake 51 Accidental use of escape sequences
  • Chapter 6. Mistake 52 Comparing strings in different case
  • Chapter 6. Mistake 53 Not checking the result of indexOf method
  • Chapter 6. Mistake 54 Mixing arguments of indexOf
  • Chapter 6. Strings
  • Chapter 6. Summary
  • Chapter 7. Comparing objects
  • Chapter 7. Mistake 56 Assuming equals() compares content
  • Chapter 7. Mistake 57 Using URL.equals()
  • Chapter 7. Mistake 58 Comparing BigDecimals with different scales
  • Chapter 7. Mistake 59 Using equals() on unrelated types
  • Chapter 7. Mistake 60 Malformed equals() implementation
  • Chapter 7. Mistake 61 Wrong hashCode() with array fields
  • Chapter 7. Mistake 62 Mismatch between equals() and hashCode()
  • Chapter 7. Mistake 63 Relying on a particular return value of compare()
  • Chapter 7. Mistake 64 Failing to return 0 when comparing equal objects
  • Chapter 7. Mistake 65 Using subtraction when comparing numbers
  • Chapter 7. Mistake 66 Ignoring possible NaN values in comparison methods
  • Chapter 7. Mistake 67 Failing to represent an object as a sequence of keys in a comparison method
  • Chapter 7. Mistake 68 Returning random numbers from the comparator
  • Chapter 7. Summary
  • Chapter 8. Collections and maps
  • Chapter 8. Mistake 70 Mixing up single object and collection
  • Chapter 8. Mistake 71 Searching for null in a null-hostile collection
  • Chapter 8. Mistake 72 Using null values in maps
  • Chapter 8. Mistake 73 Trying to modify an unmodifiable Collection
  • Chapter 8. Mistake 74 Using mutable objects as keys
  • Chapter 8. Mistake 75 Relying on HashMap and HashSet encounter order
  • Chapter 8. Mistake 76 Concurrent modification during the iteration
  • Chapter 8. Mistake 77 Mixing List.remove() overloads
  • Chapter 8. Mistake 78 Jumping over the next element after List.remove()
  • Chapter 8. Mistake 79 Reading the collection inside Collection.removeIf()
  • Chapter 8. Mistake 80 Concurrent modification in Map.computeIfAbsent()
  • Chapter 8. Mistake 81 Violating Iterator contracts
  • Chapter 8. Summary
  • Chapter 9. Library methods
  • Chapter 9. Mistake 83 Producing side effects in a Stream API chain
  • Chapter 9. Mistake 84 Consuming the stream twice
  • Chapter 9. Mistake 85 Using null values in a stream where it s not allowed
  • Chapter 9. Mistake 86 Violating the contract of Stream API operations
  • Chapter 9. Mistake 87 Using getClass() instead of instanceof
  • Chapter 9. Mistake 88 Using getClass() on enums, annotations, or classes
  • Chapter 9. Mistake 89 Incorrect conversion of string to boolean
  • Chapter 9. Mistake 90 Incorrect format specifiers in date formatting
  • Chapter 9. Mistake 91 Accidental invalidation of weak or soft references
  • Chapter 9. Mistake 92 Assuming the world is stable
  • Chapter 9. Mistake 93 Non-atomic access to concurrently updated data structures
  • Chapter 9. Summary
  • Chapter 10. Mistake 95 Malformed assertion method calls
  • Chapter 10. Mistake 96 Malformed exception test
  • Chapter 10. Mistake 97 Premature exit from test method
  • Chapter 10. Mistake 98 Ignoring the AssertionError in unit tests
  • Chapter 10. Mistake 99 Using assertNotEquals() to check the equality contract
  • Chapter 10. Mistake 100 Malformed test methods
  • Chapter 10. Summary
  • Chapter 10. Unit testing
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    تاریخ انتشار: 15 آبان 1403
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