In the tradition of Effective Java”, Bloch and Gafter dive deep into the subtleties of the Java programming language and its core libraries. Illustrated with visually. Java Puzzlers. Traps, Pitfalls, and Corner Cases. Joshua Bloch. Neal Gafter. Upper Saddle River, NJ • Boston • Indianapolis • San Francisco. New York • Toronto. Java Puzzlers, a new book by Joshua Bloch, Google’s chief Java architect, and Neal Gafter, Google software engineer and Java technology evangelist, contains .

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Line Printer comments in generated Java source files without first processing them to puzzlets backslashes. To negate a value, puszlers flip every bit and add 1 to the result [JLS You can initialize i with any floating-point arithmetic expression that evaluates to NaN; for example: The latter constructor creates an instance with the exact value of its argument: Although there java puzzlers joshua bloch a simple rule describing the sign extension behavior of widening primitive conversions between signed and unsigned integral types, it is best not to write programs that depend on it.

James rated it really liked it Mar 14, There are ways to avoid the verbosity of this approach. Problems tend to show up at run time rather than compile time.

Java™ Puzzlers: Traps, Pitfalls, and Corner Cases – PDF Free Download

This value is then shifted to the right by one bit without sign extension to yield the int value 0x7fffffff. This accounts for the final result being off by a factor of jxva thousand. It really seems that it ought to terminate immediately, no matter what declaration precedes java puzzlers joshua bloch.


So how do you concatenate characters? Java Puzzlers With Access Codes.

Tweedledum the first expression and its return type is char. The results can be disastrous. The resulting program is syntactically invalid. Zeros are shifted in from java puzzlers joshua bloch left to fill bits vacated by the shift, even if the value being shifted is negative.

Java™ Puzzlers: Traps, Pitfalls, and Corner Cases

It is a kind of book that you simply can’t stop reading. If, however, the file separator is a backslash, as it is on Windows, the program prints something puzzler this: Swap Meat Alternatively, write a comment describing the java puzzlers joshua bloch of the conversion: For language designers, the compound assignment operator for addition could allow the lefthand side to be of type Object if the right-hand side were of type String.

In other words, they depend critically on the compile-time type of the array reference. ABC This puzzle asks the musical question, What does this program print? ComiXology Thousands of Digital Comics. If the second and third java puzzlers joshua bloch have the same type, that is the type of the conditional expression. The program contains two statements.


Oddity The following java puzzlers joshua bloch purports to determine whether its sole argument is an odd number. If you tried the program, though, you found that it never can say goodbye: The obvious way to swap two variables is to use a temporary variable: That depends on the values of i and j at the time the expression is puzzlesr, and there is no way for the compiler to determine this in general.

Oct 15, Rahul Mahindru rated it liked it. It is not clear that there is a case for providing the logical AND and OR operators in addition to their conditional counterparts.

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East Dane Designer Men’s Fashion. Traps, Pitfalls, and Corner Cases. No trivia or quizzes yet. The following method demonstrates one of the horrible things you could java puzzlers joshua bloch with Thread. In the Loop The following program counts the number of iterations of a loop and prints the count when the loop terminates.

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