Background: I recently received a request to generate a daily report, as shown below: ‘*’ represents a variable. It makes me uncomfortable to see that doc needs to be generated dynamically. Why is there such a need? Then I saw that there was a need to dynamically generate a pie chart, oh, no…there is no […]
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3Spring Boot 3 integrates mybatis-plus+druid+mysql
Directory 【3】Spring Boot 3 integrated components: Druid + Mybatis Plus + Mysql integration solution 1. Hikari + jdbc + mysql integration solution increase dependency Add configuration Spring Testng test cases 2. Druid + Mybatis Plus + Mysql integration solution 2.1 Configure Druid Add dependencies Configuration Start Spring Boot Web Starter Spring Testng test cases 2.2 […]
Microservice architecture integrates Sa-Token to implement gateway authentication and authentication services
Microservice architecture integrates Sa-Token to implement gateway authentication and authentication services This project is a hands-on project I made, using the SpringCloudAlibaba microservice architecture. When I was working on the authentication module, I remembered the Sa-Token project I had seen online before. It was called the Light of Domestic Authentication, so I checked their documentation […]
[C++] Non-type template parameters | array container | template specialization | why templates cannot be compiled separately
Table of Contents 1. Non-type template parameters 2. array container 3. Template specialization Why specialize templates? Function template specialization Add a question Class template specialization Full specialization and partial specialization Fully specialized partial specialization 4. Why templates cannot be compiled separately Why what to do 5. Summarize the advantages and disadvantages of templates 1. Non-type […]
Open source software FFmpeg generates models using image data sets
This article talks about the open source software ffmpeg, which has helped countless video software companies, countless online video websites, and countless CDN cloud service vendors. Share how to use it to convert various video or movie files into tens of thousands of image data sets and wallpaper collections, so that the model program in […]
Ora2Pg tool migrates Oracle to openGauss
hello! Hello everyone, I am [IT Bond], known as jeames007 in the world. I have more than 10 years of experience in DBA and big data work. A highly motivated [blogger in the field of big data]! Member of China DBA Alliance (ACDU), currently serving the industrial Internet Specialized in mainstream Oracle, MySQL, PG, Gaussian […]
Python generates a pair of RSA keys and saves the public and private keys as .pem files respectively. Use the public key in the generated RSA key pair to encrypt the data, and then use the private key to decrypt. Convert RSA’s public key exponent (E) and modulus (N) to .pem format
You can use the cryptography library to generate a pair of RSA keys and save the public and private keys as .pem files respectively. Here is a sample code: from cryptography.hazmat.backends import default_backend from cryptography.hazmat.primitives import serialization from cryptography.hazmat.primitives.asymmetric import rsa # Generate RSA key pair private_key = rsa.generate_private_key( public_exponent=65537, key_size=2048, backend=default_backend() ) # Get […]
Unity generates XCode project through PBXProject
1. Introduction Recently, I read some relevant information about Unity exporting iOS projects, but I didn’t see a very complete script to automate project settings. After several days of trying, I finally produced this article. Unity provides a very powerful PBXObject that uses C# code to set various settings of the iOS project. The official […]
RESTful web service based on JAX-WS returns xml document generated through JAXB annotations
A RESTful web service written based on JAX-WS that returns xml documents. This xml document can be generated based on JAXB annotations, simplifying xml generation. In order to use the dependent libraries, you can add the following dependencies in the pom.xml file of the maven project: <dependency> <groupId>jakarta.xml.ws</groupId> <artifactId>jakarta.xml.ws-api</artifactId> <version>4.0.0</version> </dependency> <dependency> <groupId>com.sun.xml.ws</groupId> <artifactId>jaxws-rt</artifactId> <version>4.0.0</version> […]
SpringBoot integrates Ldap–super detailed method explanation
LADP Overview LDAP (Lightweight Directory Access Protocol) is a protocol for accessing and maintaining distributed directory information services. Directory service is a service for storing and retrieving information. It is usually used to store user information, organizational structure, network equipment and other data within an organization. LDAP is a lightweight protocol designed for lookup and […]