You may have seen recently that Java suffers from a similar floating-point parsing bug to the one that recently affected PHP users. The basic gist of it is that for this special 64-bit floating point ...

Double的指数部占11位，即可以表示2^11个数（2048个），考虑到补码，范围 应该是-1023~1024或-1024~1023,为啥源码中的范围是-1022~1023， 另外，尾数部为52位，小数点前的1自动补全，所以最大值为1.9999999*2^1023即2^1024,这我能理解， 但为啥取正数最小值时，尾部就变成了2 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Java developers have long desired the ability to quickly initialize contents of a List or Set.

Primitives have been part of the Java programming language since its initial release in 1996, and yet they remain one of the more controversial language features. John Moore makes a strong case for ...