rocketmq-cpp-client Visual Studio 2019 compilation
rocketmq-cpp-client is rocketmq c++ version so we C++ developers use this 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
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
Posted by Ruiser on Thu, 28 Apr 2022 14:59:13 +0300
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
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
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
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", & ...
Posted by kidd1270 on Thu, 28 Apr 2022 08:50:53 +0300
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
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
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
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
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