Talk about customer? Send? MSG? Back of rocketmq broker

order In this paper, we mainly study the customer? Send? MSG? Back of rocketmq broker CONSUMER_SEND_MSG_BACK rocketmq/common/src/main/java/org/apache/rocketmq/common/protocol/RequestCode.java public class RequestCode { //...... public static final int CONSUMER_SEND_MSG_BACK = 36; //...... RequestCode defines the consumer? Send? MSG? Back ...

Posted on Thu, 14 Nov 2019 08:57:18 -0800 by hessodreamy

Temperature acquisition and control device for the fifth session of Blue Bridge Cup

The difficulty of this set of questions is the programming design of key logic. By writing out the interface of "setting key" and two nixie tubes, we can basically open the breach of this topic. Write two assignment interfaces in the nixie tube assignment function, and then switch by pressing the key. Matrix buttons se ...

Posted on Thu, 14 Nov 2019 08:35:57 -0800 by webent

Leetcode-3 Longest Substring Without Repeating Characters (java,c++,javascript)

Longest Substring Without Repeating Characters Original title Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the length is 3. Given "bbbbb", the answer is "b", with the length of 1. Given "pwwkew", the answer is "wke", with the lengt ...

Posted on Wed, 13 Nov 2019 10:32:35 -0800 by eektech909

Sword finger offer: enter n integers to find the minimum number of K. For example, if you enter 8 numbers of 4,5,1,6,2,7,3,8, the minimum 4 numbers are 1,2,3,4,.

Title: input n integers to find the minimum number of K. For example, if you enter 8 numbers of 4,5,1,6,2,7,3,8, the minimum 4 numbers are 1,2,3,4,. Analysis: Method (1): sort (ascending), find the first k data vector<int> GetLeastNumbers_Solution(vector<int> input, int k) { //Find the smallest first k of ...

Posted on Wed, 13 Nov 2019 08:49:45 -0800 by MilesStandish

It's getting cold. Make a weather reminder assistant for your lover in Python

Preface The text and pictures of the article are from the Internet, only for learning and communication, and do not have any commercial use. The copyright belongs to the original author. If you have any questions, please contact us in time for handling. Author: PK brother PS: if you need Python learning materials, you can click the link below t ...

Posted on Tue, 12 Nov 2019 23:50:23 -0800 by Octave91

JS Techniques for 14 Copy Arrays

Source: twitterRole: MilosTranslator: Front-end wit In the process of project development, the enterprise will have a lot of tasks, needs, defects and other needs to be managed. CORNERSTONE Provides functional modules such as agility, tasks, needs, defects, test management, WIKI, shared files and calendars to help enterprises complete project ...

Posted on Tue, 12 Nov 2019 16:09:32 -0800 by ksp

vijos2054 SDOI2019 lively party and awkward party

Title Link thinking First, observe the last formula \ (\ lfloor \frac{n}{p + 1} \rfloor \le q \) and \ (\ lfloor \frac{n}{q+1} \rfloor \le p \). This formula actually tells us that \ (p \) and \ (q \) should be as large as possible. Then the question can be divided into two sub questions: 1. Find a subgraph to maximize the minimum degree. 2. Fi ...

Posted on Tue, 12 Nov 2019 09:44:35 -0800 by SueHubert

Postman can't open

Today, when I opened Postman, I suddenly couldn't display the interface, and the restart was useless. It seems that bug10 is indeed worthy of reputation. In this case, we should not panic, but look at the error messages sent to us by the program. What do you think? 1. Run the program with PowerShell We go to the location of Postman (the locat ...

Posted on Tue, 12 Nov 2019 08:59:34 -0800 by zack45668

Use RPA to process the rows specified in the selected table in the clearing operation of SAP system

When performing some clearing operations in SAP system, only items with negative amount summary (yellow line) and 0 are required to be selected for clearing, and the effect is as shown in the figure:There is a method in SAP to select a specified row: import sys import win32com.client SapGuiAuto = win32com.client.GetObject("SAPGUI") application ...

Posted on Tue, 12 Nov 2019 02:37:04 -0800 by michaelk46

Spring security-spring boot+spring security SMS authentication+redis integration

Follow me for the latest knowledge, classic interview questions, and technical sharing _There are three main login modes: account password login, SMS authentication number login and third-party authorized login, the previous section Spring security (3) - authentication process Having analyzed the password login for spring security account, no ...

Posted on Sun, 10 Nov 2019 22:51:27 -0800 by bruceleejr