大约有 10,000 项符合查询结果(耗时:0.0469秒) [XML]

https://stackoverflow.com/ques... 

How do I hide an element when printing a web page?

... when clicked. Example (not tested, may need to be tweaked but you get the idea): <div id="printOption"> <a href="javascript:void();" onclick="document.getElementById('printOption').style.visibility = 'hidden'; document.print(); return true;"> Print ...
https://stackoverflow.com/ques... 

How to initialize static variables

... While this is an elegant solution, I wouldn't say it's ideal for performance reasons, primarily because of the amount of times the array could potentially be initialized - i.e., lots of heap allocation. Since php is written in C, I'd imagine the translation would resolve to a fun...
https://stackoverflow.com/ques... 

How to set a cookie for another domain

... Beware that is probably a Very Bad Idea. You're circumventing the very intentional cookie protections by basically letting anyone send a crafted GET request to set that cookie to any value they want. I don't know what you then DO with that cookie, but I hope...
https://stackoverflow.com/ques... 

Restore Eclipse subversion project connection

... the command line). Hope this helps as to why this would happen I have no idea share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Overloading and overriding

...e virtual method or the base class. Just to give a hint regarding the main idea. Let's say there is a Vehicle washing machine and it has a function called as "Wash" and accepts Car as a type. Gets the Car input and washes the Car. public void Wash(Car anyCar){ //wash the car } Let's ove...
https://stackoverflow.com/ques... 

Does Android support near real time push notification?

...as a standalone library. You may also consider PubSubHubub, but I have no idea the network usage of it. I believe it is built atop of XMPP. share | improve this answer | fol...
https://stackoverflow.com/ques... 

Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa

... Good idea, but this removes newlines among other things – Somaiah Kumbera Apr 9 '19 at 16:50 add a commen...
https://stackoverflow.com/ques... 

Alternatives to gprof [closed]

... case. that samples have to be taken at high frequency This comes from the idea that a performance problem may be fast-acting, and that samples have to be frequent in order to hit it. But, if the problem is costing, 20%, say, out of a total running time of 10 sec (or whatever), then each sample in t...
https://stackoverflow.com/ques... 

Common use-cases for pickle in Python

...n. After I read simple wiki article on serialization I grasped the general idea as well as "common cases". Maybe it'll help somebody... – Bad Mar 10 '15 at 9:50 ...
https://stackoverflow.com/ques... 

Modifying the “Path to executable” of a windows service

... | LocalSystem | But, HTML will be pretty easier :D Any bright ideas for improvement are welcome V^_^ share | improve this answer | follow | ...