Programmer Group

Web form Cross Site Request Forgery protection By default, flask WTF can protect all forms from Cross Site Request Forgery (CSRF) attacks. When a malicious website sends a request to another website that the attacker has logged in, it will trigger a CSRF attack. In order to implement CSRF protection, the flash WTF program needs to set a key. ...

ENet: A Deep Neural Network Architecture for Real-Time Semantic Segmentation Paszke, A., Chaurasia, A., Kim, S., & Culurciello, E. (2016). ENet: A Deep Neural Network Architecture for Real-Time Semantic Segmentation. ArXiv, abs/1606.02147. # Initial block of the model: # Input # / \ # / \ #maxpoo ...

The process of deploying python using Docker: 1. The Docker hub pulls the python image.2. Create a container and add third-party libraries required for the project in the container3. Make the container in step 2 as a mirror4. Use images for intranet environments. 1. Pull the python basic image: xiaoyuanzi@xiaoyuanzi-virtual-machine:~$ do ...

Introduction to day10 function Summary: Elementary functionParameters of functionReturn value of function 1. Initial function What exactly is a function? Function can be regarded as a collection of a lot of function code. def Function name(): Write code in function ... ... Function name # For example: # Define a function ...

Python learning notes 1. The first phthon program print("Hello World!"); 2. Basic grammar knowledge 2.1 notes # Single line note content """ Multiline comment content """ print("Two representations of annotations"); 2.2 prompt information in phcharm Gray wavy line: indicates irregular writingGreen wavy line: indicates that there may ...

Running environment and compiling tools WindowsVS Code Programming language and library version libraryeditionPython3.7.0copynothingnumpy1.19.2opencv3.4.2PIL8.1.0matplotlib3.4.3 Question 1 black and white image grayscale scanning (20 points) Implement a function s = scanLine4e(f, I, loc), where f is a gray image, I is an integer, and loc ...

This question comes from Li Kou. I also saw this question in this week's Blue Bridge Cup training. I think the complexity of this question is higher than that of the Blue Bridge Cup training, so I took out the Blue Bridge Cup training. Let's analyze the Blue Bridge Cup training first, and then draw out the differences. Premise: The combinati ...

Python implements multiple sorting methods Bubble sort Overview and Principle Bubble Sort is a basic sorting algorithm. Bubble sorting compares two adjacent elements in the list in turn, replacing the order of the adjacent elements according to the sorting method. To reach the beginning of the list after a round of comparison, make the large ...

Author Wang Zhanghao https://zhuanlan.zhihu.com/p/143052860 Python is a scripting language, which has some shortcomings in efficiency and performance compared to compiling languages such as C/C++. However, there are many times when Python's efficiency is not as exaggerated as you might think. This article summarizes some of the Python code a ...

A few days ago, when I chatted with a young man, I found a problem. He started learning Python from scratch, finished learning lists, dictionaries, functions, etc. Then he began to learn more about crawling. It took more than a month to learn nothing, but he couldn't do it at all. In fact, the main reason for this problem is that the Python ...