通過消息的分區(qū)和位移來判斷消息是否被消費?；蛘邔π阅芤蟛桓叩脑?，可以考慮接入事務來處理。kafka消息冪等: Producer 發(fā)送事務消息:先設置冪等參數(shù): enable...
發(fā)簡信
IP屬地：浙江
-
DFA的敏感詞過濾實現(xiàn)DFA在wiki上面的解釋是“確定有限狀態(tài)自動機或確定有限自動機(deterministic finite automaton， DFA)是一個能實現(xiàn)狀態(tài)轉(zhuǎn)移的自動機”。這里...
-
2019-06-19 每日一題
You are responsible for managing a project that deals with laying out a freeway connect...
-
2019-06-18 每日一題
Your team is in its second month of development.You are managing a software development...
-
Kafka的高效傳輸-----零拷貝(Zero Copy)kafka使用的零拷貝底層是使用了一個叫DMA(Direct Memory Access)的技術來實現(xiàn)的。傳統(tǒng)上，我們的一個一般是有如下幾個步驟: 讀取內(nèi)容，將內(nèi)容加載到內(nèi)核...
-
2019-06-14 每日一題
You are in charge of managing a software development project which is related to simula...
-
Lettuce 的一個sync的get操作流程今天看了一下Lettuce的源碼，就學習一下這個流程，簡單說明一下，這個流程是比較復雜。對于這部分的學習，我是通過源碼的ConnectToRedisCluster.java入...
-
2019-06-13 每日一題
John is managing a project.The project is about three fourths done when the site engine...
-
2019-06-12 每日一題
Rather than use Triangular Distribution while doing Three Point Estimation you choose t...
-
2019-06-11 每日一題
A project manager discovers that the critical ratio is 0.7. What does this indicate?A. ...
-
2019-06-10 每日一題
A project team meeting is scheduled in direct conflict with a senior manager's team-bui...
-
2019-06-05 每日一題
A key project team member requests to leave the company for personal reasons. Thiswill ...
-
2019-06-06 每日一題
A project management office (PMO) is presented with three project choices forimplementa...
-
2019-06-04 每日一題
A company provides the following annual data for the cost of quality (COQ):To reduce ov...
-
2019-06-03 每日一題
During a project’s testing phase,the project team learns of a software tool that could ...
-
2019-05-31 每日一題
After a product is released for user acceptance testing, several defects are found. Thi...
-
2019-05-30 每日一題
Based on the design and the customer's criteria, new equipment being imported fromanoth...
-
2019-05-29 每日一題
In a weekly meeting, a project team member reports that they are unaware of what task i...
-
2019-05-28 每日一題
Three months into a nine-month project, the company asks a key technical consultant tot...
-
2019-05-27 每日一題
A new warehouse is ready for operations. Before operations begin, the project manager m...