game is life series

not an object. The type of the value type is judged with typeof, and the type of the reference type is judged with instanceof.var function instanceof Object); // trueWell, it says a half-day object, you may also often in the work to deal with objects, in life also have to deal with living objects. There are some people who are mentally abnormal or who love to

System reconfiguration requires us to modify every step of the code, can not change the external behavior of the software, so in the system refactoring all the methods, is a kind of code equivalent transformation. The process of refactoring is like doing a math problem, step-by-step, the equivalent transformation of the formula. After a series of equal transforma

old driver. Asked a number of SEO optimized friends learned that some SEO optimization immediately, the basic after a week can be rushed to the top 10, but do not renew, immediately down (there must be a fishy, but the layman still is not understand). Some SEO will promise to keep how long, the results can be imagined, this ranking will gradually gradually decline. Previously felt write code is a technical

[Create a niux Address Book] bb72 series passed the test. I am very happy to have only one Friday every week! Today, I don't want to create an awesome address book, but I want to create an awesome Address Book :))By default, the BB address book is too concise, so shabby that it is only named.Of course, nothing can beat us bber.My idea