1. Introduction to SelectField SelectField is a form field type in the wtforms library, used to create drop-down selection boxes on the page. By using SelectField we can easily provide selection options in the form and pass the user selected value to background processing. Before using SelectField, we first need to install the wtforms library […]
Tag: forms
python+requests+unittest performs automated interface testing!
1. Install requests, xlrd, json, unittest libraries pip command installation: pip install requests pip install xlrd pip install json pip install unittest Install in pycharm 2. Use the Page Object Model design concept to create six types of Python Packages (can also be implemented according to project requirements) 3. First create a Base_Page.py in the […]
[ROS2 Series] ORBBEC AstraPro camera performs rtabmap 3D mapping in ROS2
Table of Contents background: 1. Driving AstraPro camera 2. Install rtabmap error1: missing package 3. Try 4. Parameter explanation 5. Operation error2: Did not receive data since 5 seconds! 6. Effect? Edit error4: Background: 1. Equipment: pc;jeston agx orin 2. Environment: Ubuntu20.04; ROS2 (Foxy) 3. Master-slave configuration, jeston agx orin is the host 4.jeston agx […]
MyBatis performs single-table multi-table query and SQL injection involved in ${}
Table of Contents review: Parameter placeholders #{} and ${} The only place to use ${} SQL injection vulnerability caused by using ${} like query Parameters for receiving results in mapper resultType and resultMap?Edit Multi-table query Review: Parameter placeholder #{} and ${} `#{}` placeholder syntax is usually used in template engines or dynamic query statements. It […]
Mybatis performs additions, deletions, changes, and unit testing on the database
This article was written hastily. I learned it a few days ago and will use it to review by myself later. UserInfo import lombok.Data; @Data public class UserInfo { private int id; private String name; private int age; private String email; //LocalDateTime can be used to receive time } Mapper UserMapper package com.example.demo1014.mapper; import com.example.demo1014.entity.UserInfo; […]
Image Processing: Transforms – Object Detection Using Generalized Ballard and Hough Transforms
Previous tutorial: Hough Circle Transform Next tutorial: Remapping Original author Markus Heck Compatibility OpenCV >= 3.4 Goals In this tutorial you will learn how to Detect objects using cv::GeneralizedHoughBallard and cv::GeneralizedHoughGuil Example What does this program do? Load images and templates Image Template Instantiate cv::GeneralizedHoughBallard with the help of createGeneralizedHoughBallard(). Instantiate cv::GeneralizedHoughGuil with the help […]
Dynamic memory management transforms simple address book
Dynamic Address Book The content of this chapter is based on the content of the previous chapter. If the specific situation is unclear, please read the previous article first. The dynamic address book has been implemented and is dynamically opened. If the storage is full, space will be opened for storage, which is more convenient […]
ABAPHow to dynamically adjust the SMARTFORMS window position? (with case demonstration)
About the author: THUNDER Wang, Alibaba Cloud community expert blogger, Huawei Cloud·Cloud Sharing expert, Tencent Cloud community certified author, CSDN SAP application technology High-quality creators in the field. In my study work, I usually use back-end development languages ABAP and SQL to complete tasks. I have in-depth research on SAP enterprise management systems, SAP ABAP […]
c++ visual processing—–cv::findContours function performs denoising, smoothing, edge detection and contour detection on images, and dynamically detects graphics
cv::findContours cv::findContours is a function in OpenCV used to find the contours of objects in images. Contours are the boundaries of objects and are commonly used for object detection, segmentation, and shape analysis. The basic usage of the cv::findContours function is as follows: cv::findContours(image, contours, hierarchy, mode, method, offset = cv::Point(0, 0)); image: The input […]
Support flowable process and add custom business forms based on ruoyi-nbcio (2)
For more ruoyi-nbcio functions, please see the demo system gitee source code address Front-end and back-end code: https://gitee.com/nbacheng/ruoyi-nbcio Demonstration address: RuoYi-Nbcio backend management system I talked about customizing business forms before, now I’m going to talk about how to associate them with processes. 1. Backend part WfCustomFormMapper.xml <update id=”updateCustom” parameterType=”Object”> update wf_custom_form set deploy_id= #{customFormVo.deployId}, […]