大约有 43,000 项符合查询结果(耗时:0.0573秒) [XML]

https://stackoverflow.com/ques... 

Can a constructor in Java be private?

...of delegating constructors, the following class allows you to save a value and a type, but it only lets you do it for a subset of types, so making the general constructor private is needed to ensure that only the permitted types are used. The common private constructor helps code reuse. public clas...
https://stackoverflow.com/ques... 

What's the difference between event.stopPropagation and event.preventDefault?

They seem to be doing the same thing... Is one modern and one old? Or are they supported by different browsers? 7 Answers...
https://stackoverflow.com/ques... 

Why should a function have only one exit-point? [closed]

...ngle exit-point function as a bad way to code because you lose readability and efficiency. I've never heard anybody argue the other side. ...
https://stackoverflow.com/ques... 

External template in Underscore

... EDIT: This answer is old and outdated. I'd delete it, but it is the "accepted" answer. I'll inject my opinion instead. I wouldn't advocate doing this anymore. Instead, I would separate all templates into individual HTML files. Some would suggest ...
https://stackoverflow.com/ques... 

How large should my recv buffer be when calling recv in the socket library

...atagram socket (SOCK_DGRAM) - within TCP/IP, the former corresponds to TCP and the latter to UDP. How do you know how big to make the buffer passed to recv()? SOCK_STREAM: It doesn't really matter too much. If your protocol is a transactional / interactive one just pick a size that can hold the ...
https://stackoverflow.com/ques... 

UIRefreshControl without UITableViewController

... On a hunch, and based on DrummerB's inspiration, I tried simply adding a UIRefreshControl instance as a subview to my UITableView. And it magically just works! UIRefreshControl *refreshControl = [[UIRefreshControl alloc] init]; [refresh...
https://stackoverflow.com/ques... 

Has anyone actually implemented a Fibonacci-Heap efficiently?

...g/fibonacci_heap.hpp. This file has apparently been in pending/ for years and by my projections will never be accepted. Also, there have been bugs in that implementation, which were fixed by my acquaintance and all-around cool guy Aaron Windsor. Unfortunately, most of the versions of that file th...
https://stackoverflow.com/ques... 

When should I use Inline vs. External Javascript?

...l scripts or write them inline with the html code, in terms of performance and ease of maintenance. 18 Answers ...
https://stackoverflow.com/ques... 

What are the differences among grep, awk & sed? [duplicate]

...ic question, but I am confused about the differences between grep , awk and sed in terms of their role in Unix/Linux system administration and text processing. ...
https://stackoverflow.com/ques... 

window.close and self.close do not close the window in Chrome

...curity feature, introduced a while ago, to stop various malicious exploits and annoyances. From the latest working spec for window.close(): The close() method on Window objects should, if all the following conditions are met, close the browsing context A: The corresponding browsing cont...