24 Jun “Every programming language has its quirks. This lively book reveals oddities of the Java programming language through entertaining and. User Review – Flag as inappropriate. A must read books for all java developers. Its clears all the dust from the air making your concepts more clear. User Review . “Every programming language has its quirks. This lively book reveals oddities of the Java programming language through entertaining and thought-provoking.
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Java™ Puzzlers: Traps, Pitfalls, and Corner Cases
Full review also on my blog: Greg is a wonderful editor and a ajd gentleman. Ghost of Looper Provide a declaration for i that turns this loop into an infinite loop: Piitfalls summary, the first program illustrates the basic requirement that catch clauses for checked exceptions are permitted only when the corresponding try clause can throw the exception in question.
It is usually possible to convert from one integral type to a wider one while preserving java puzzlers traps pitfalls and corner cases value, but it is impossible to represent a negative byte value as a char. And by all means, send us your puzzlers!
Java Puzzlers: Traps, Pitfalls, and Corner Cases by Joshua Bloch
Making a Hash of It. If you are a seller for this product, would you like to suggest updates through seller support? Even java puzzlers traps pitfalls and corner cases that assign to multiple variables are suspect.
Tudor Andrei rated it it was amazing Nov 26, Be aware of the existence of the logical AND and OR operators, and do not fall prey to unintentional use. It is true that a finally block is executed when a try block completes execution whether normally or abruptly.
The lowercase letter el, by contrast, has a right angle between the arm and the stem. Fixing the program is as simple as removing the extraneous assignment from the loop, leaving: If you go this route, make sure the integral type is large enough to represent all the values you will use in your program.
This is counterintuitive because 0x90 is a two-digit hexadecimal literal. You may occasionally see a section of code that is disabled with an if statement whose boolean expression is the constant false: The automatically generated cast silently adn off the two high-order bytes of the int value, which is probably not what you want.
There is another surprising consequence of the aforementioned behavior of shift operators. A Unicode escape means exactly the same thing as the character that it represents. Often it is best to use a larger type. As we learned in school, infinity plus 1 is still infinity.
trraps The left operand is of type long, and the right operand is of type int. Want to Read saving…. Create an Uber Clone in 7 Days: To make the method thread-safe, it must be synchronized. She graciously let jafa try out the material that became Puzzles 43, 53, 73, 87, and 94 on her readers. It is not clear that there is a case for providing the logical AND and OR operators in addition to their conditional counterparts.
Such expressions perform mixed-type arithmetic, which can be confusing in and of itself.
Jan 27, Christian Brumm rated it it was ok Shelves: It throws a StackOverflowError. When you run the program, it prints java puzzlers traps pitfalls and corner cases They contain many methods that take char arguments and treat them as Unicode characters. Good variable, method, and class names are at least as important to program readability as good comments. This lively book reveals oddities of the Java programming language through entertaining and thought-provoking programming puzzles.
To make this concrete, suppose that you precede the loop with cornee following declaration: It is of no consequence for most programs.