Isn't dispatch_semaphore_wait FIFO?

The documentation for dispatch_semaphore_wait says that it \"waits in FIFO order for a signal\". But it doesn\'t seem to in this example-- can someone please explain?

Are blocks and libdispatch available on linux?

I would love to try out grand central开发者_JS百科 dispatch, but all I have to develop on is an Ubuntu workstation. Is libdispatch, and the blocks extension to c/obj-c etc... available on linux? If so

How many threads should Grand Central Dispatch be creating?

I understand that GCD will only create as many threads as needed to make best use of the CPU. In code using dispatch_async to launch about 30 background task开发者_如何学JAVAs, I\'m seeing the number

Could Grand Central Dispatch (`libdispatch`) ever be made available on Windows?

I’m looking into multithreading, and GCD seems like a much better option than manually writing a solution using pthread.h and pthreads-win32. However, although it looks like libdispatch is either wor

jQuery .html() method seems to overwrite containing element

I\'m writing an AJAX function that returns some information to display in a <div>. My code looks like this:

二年级在一片森林里有什么歌？

酥炸莲藕盒的做法？

主料：莲藕适量猪肉适量辅料：胡萝卜适量黑木耳适量面粉适量鸡蛋适量葱适量姜适量调料：酱油适量盐适量糖适量酥脆油炸莲藕盒；