rocketmq-cpp-client Visual Studio 2019 compilation

rocketmq-cpp-client Visual Studio 2019 compilation rocketmq-cpp-client is rocketmq c++ version so we C++ developers use this project Construct get item //clone project git clone https://github.com/apache/rocketmq-client-cpp.git After cloning the project, you will see the following project structure We open win32_build.bat in the project and ...

Posted by kavisiegel on Thu, 28 Apr 2022 22:03:36 +0300

ESP-NOW: there is such an easy-to-use wireless communication method | ESP32 learning journey - Arduino version

Use Arduino to play the ESP32 series historical article directory: ESP32 overview and Arduino software preparation Introduction to ESP32 GPIO interface programming Bluetooth page turning pen (Bluetooth keyboard and PPT controller) Fan counter of station B Siri speech recognition control LED light Siri speech recognition obtains sensor data Int ...

Posted by Ruiser on Thu, 28 Apr 2022 14:59:13 +0300

Duilib window create process analysis

1. Generally speaking, a window class will be customized to inherit uibase CWindowWnd class defined in H. 1 class CMainFrameUI: 2 public CBasicWnd,public INotifyUI,public IDialogBuilderCallback 3 { 4 ... 5 }; CWindowWnd class defines some interfaces to call the API related to Windows dialog box to create the display window. For examp ...

Posted by sareejoh on Thu, 28 Apr 2022 13:17:15 +0300

2022 group programming ladder race L2-1 inserting pine branches

L2-1 pine branch insertion Workers in artificial pine branch processing plant need to insert plastic pine needles of various sizes into pine branches to make large and small pine branches. Their workflow is (not) like this: Each person has a small box at hand, and the initial state is empty.There are endless pine branches and a pusher in fr ...

Posted by explorer on Thu, 28 Apr 2022 09:10:42 +0300

Find the union of two integer sets

All of them. Recently, Xiaobai encountered the problem of finding non repeated numbers when doing questions. Today, I'm here to share and record my method with you. First, we need to input these two sets and combine them into an array. Here I choose to use an array continuous input for (i = 0; i < n; i++) scanf("%d", a+i); scanf("%d", & ...

Posted by kidd1270 on Thu, 28 Apr 2022 08:50:53 +0300

01 knapsack problem summary

0-1 knapsack problem: given n items and a knapsack with capacity C, the weight of item i is wi and its value is vi. Q: how to choose the items to be loaded into the backpack to maximize the total value of the items loaded into the backpack? Analyzing a wave, we can only choose to take or not take each item. We can't choose to load part of an ...

Posted by pietbez on Thu, 28 Apr 2022 01:56:44 +0300

log4cxx increase time rollback mode write maxBackUpIndex property

When using the log function, the currently common log4cxx is selected, and the configuration process is completely configured according to some online experiences. During subsequent use, it was found that the configured maxBackUpIndex property did not take effect, and the number of log files continued to increase. The log generation mode used ...

Posted by argyrism on Wed, 27 Apr 2022 13:18:02 +0300

STL_set and multiset containers

1, Introduction to set/multiset set is a collection container, in which the elements are unique, and the elements in the collection are arranged in a certain order. The element insertion process is based on sorting rules, so the insertion location cannot be specified. set adopts the data structure of red black tree variant, which belongs to b ...

Posted by radstorm on Wed, 27 Apr 2022 06:21:15 +0300

LeetCode 1579 ensures that the graph can fully traverse the LeetCode path of HERODING

Alice and Bob share an undirected graph with n nodes and 3 types of edges: Type 1: can only be used by Alice traverse. Type 2: can only be Bob traverse. Type 3: Alice and Bob can be traversed. You are given an array edges , where edges[i] = [typei, ui, vi] means that there is a bidirectional edge of type typei between nodes ui and vi . Pleas ...

Posted by Tokunbo on Wed, 27 Apr 2022 02:30:06 +0300

Let's discuss the simulated annealing algorithm from two questions

Today, after listening to "computational geometry that even orange cat can learn", I felt that I was inferior to orange cat The only new knowledge I understand today should be the simulated annealing algorithm. Simulated annealing algorithm is an algorithm that simulates the temperature change in the annealing process when steel is ...

Posted by SevereSoldier on Wed, 27 Apr 2022 01:55:37 +0300