通過(guò)消息的分區(qū)和位移來(lái)判斷消息是否被消費(fèi)?;蛘邔?duì)性能要求不高的話,可以考慮接入事務(wù)來(lái)處理。kafka消息冪等: Producer 發(fā)送事務(wù)消息:...
DFA在wiki上面的解釋是“確定有限狀態(tài)自動(dòng)機(jī)或確定有限自動(dòng)機(jī)(deterministic finite automaton, DFA)是一個(gè)...
You are responsible for managing a project that deals with laying out a ...
Your team is in its second month of development.You are managing a softw...
kafka使用的零拷貝底層是使用了一個(gè)叫DMA(Direct Memory Access)的技術(shù)來(lái)實(shí)現(xiàn)的。傳統(tǒng)上,我們的一個(gè)一般是有如下幾個(gè)步驟...
You are in charge of managing a software development project which is re...
今天看了一下Lettuce的源碼,就學(xué)習(xí)一下這個(gè)流程,簡(jiǎn)單說(shuō)明一下,這個(gè)流程是比較復(fù)雜。對(duì)于這部分的學(xué)習(xí),我是通過(guò)源碼的ConnectToRed...
John is managing a project.The project is about three fourths done when ...
Rather than use Triangular Distribution while doing Three Point Estimati...