The thing related to dependency injection and component definition in Vue 3
Let's talk about dependency injection in Vue 3 related to component definition. main content In this sharing, we mainly cover the following: 📝 provide() & inject() - dependency injection🛠 nextTick() - after the next DOM update cycle🎨 Component definition defineComponent() - Component definitiUTF-8...
Posted by phpnewbiy on Sun, 19 Mar 2023 00:52:32 +1030
What is going on with Python's deep and shallow copies?
life is short i use python 1. Assignment in Python, The assignment of the object is to pass the object reference (memory address), assignment (=), is to create a new reference to the object, Modifying any one of these variables will affect the other will = ["Will", 28, ["Python", "C#", "JavaScrUTF-8...
Posted by zyntrax on Mon, 20 Mar 2023 15:31:41 +1030
java and python realize the shortest path algorithm
Java implements the shortest path algorithm (Dijkstra algorithm):import java.util.*; public class Dijkstra { public static void main(String[] args) { int[][] graph = {{0, 2, 4, 0, 0, 0}, {2, 0, 3, 5, 0, 0}, {4, 3, 0, 1, 7, 0}, {0, 5, 1, 0, 4, 2}, {0, 0, 7, 4, 0, 6}, {0, 0, 0, 2, 6, 0}}; int staUTF-8...
Posted by chreez on Sat, 18 Mar 2023 15:32:55 +1030
[Image Segmentation] Traditional segmentation algorithm - watershed algorithm (including example display based on opencv)
1. Principle of Watershed Algorithm The watershed algorithm regards the image as a terrain surface in geography, the high gray value area in the image is regarded as a mountain peak, and the low gray value area is regarded as a valley. Then image segmentation is realized. If we pour water into UTF-8...
Posted by Wuhtzu on Wed, 22 Mar 2023 01:42:50 +1030
Play k8s: data storage
1 Chapter 8 Data Storage As mentioned earlier, the life cycle of the container may be very short and will be created and destroyed frequently. Then when the container is destroyed, the data stored in the container will also be cleared. This result is undesirable for users in some cases. In ordeUTF-8...
Posted by jasper182 on Mon, 20 Mar 2023 06:27:12 +1030
What to do when Selenium encounters referer anti-climbing
Recently, I encountered a problem at work. I used the crawler code written by requests to be used by the company’s operation colleagues to export some product data of the background account, saving them from going to the page one by one to copy the data into the table. Thereby reducing the worUTF-8...
Posted by Anti-Moronic on Sat, 18 Mar 2023 23:47:36 +1030
Lab3: VS Code-based Linux kernel debugging environment construction and start_kernel tracking analysis
Compile the kernel Install development tools sudo apt install build-essential sudo apt install qemu # install QEMU#as a virtual machine sudo apt install libncurses5-dev bison flex libssl-dev libelf-dev Unzip the source code: tar -xvf linux-5.4.34.tar Configure the kernel make defconfig # DefauUTF-8...
Posted by svanderclock on Fri, 24 Mar 2023 20:52:34 +1030
[Interpretation of ahooks source code series] DOM articles
forewordThis article is the fourth in the ahooks source code series, previous articles:[Interpretation of ahooks source code series] (beginning) How to obtain and monitor DOM elements: useEffectWithTarget[Interpretation of ahooks source code series] DOM articles (1): useEventListener,useClickAwUTF-8...
Posted by San_John on Wed, 22 Mar 2023 00:17:30 +1030