QT CREATOR plug-in development: adding new navigator

The navigator is located on the left side of Qt Creator. Here we can view projects, files, bookmarks, and more. The side bar is a component in the navigator. Please note that in the screenshot below, the red box is the navigator, and the red short line marks the drop-down box for selecting the navigator. […]

PX4 code analysis – (3) Navigator code analysis

1. Function of Navigator module The Navigator module is composed of a navigator_main and multiple task modes (such as loiter, mission). navigator_main is responsible for the basic functions of subscribing topic, processing command and switching different tasks. Each task mode is responsible for generating and publishing the topic _pos_sp_triplet according to the specific task type. […]

Discuss the page jump problem of uniapp’s navigator

Navigator page jump. This component is similar to the component in HTML, but it can only jump to local pages. The target page must be registered in pages.json. “tabBar”: {<!– –> “color”: “#7A7E83”, “selectedColor”: “#3cc51f”, “borderStyle”: “black”, “backgroundColor”: “#ffffff”, // The list in tabBar is an array, and only a minimum of 2 and a […]

PetaLinuxNavigator ZYNQ using the SD card root file system kernel failed to start the error

Error printing: VFS: Cannot open root device “(null)” or unknown-block(0,0): error -6 Please append a correct “root=” boot option; here are the available partitions: 0100 16384 ram0 (driver?) 0101 16384 ram1 (driver?) 0102 16384 ram2 (driver?) 0103 16384 ram3 (driver?) 0104 16384 ram4 (driver?) 0105 16384 ram5 (driver?) 0106 16384 ram6 (driver?) 0107 16384 ram7 […]

JavaScrpt_12 Web API JS composition window object timer location object navigator object history object local storage

JavaScrpt_12 Web API 1. JS Composition Two, window object 3. Timer Fourth, the location object Five, navigator object Six, history object 7. Local storage (emphasis) 1. localStorage (emphasis) 2. sessionStorage (understand) Comprehensive case 1. Array map method 2. Array join method 1. JS composition ECMAScript: It stipulates the core knowledge of js basic grammar. For […]

Face recognition H5 page (open the specified camera navigator, draw the face frame tracking.js)

Reference code 1 Import two js files Front-end face recognition framework: https://trackingjs.com Download the zip package to get face.min.js and tracking-min.js inside After decompression, look carefully <script src=”./js/tracking-min.js”></script> <script src=”./js/face-min.js”></script> <style> #video_bind, #canvas_bind { width: 375rem; height: 486rem; object-fit: cover; } #canvas_bind { position: absolute; top: 0; z-index: 2; /* z-index: -1; */ } .tip-box […]

navigator widens the front view

Foreword The reason for writing this article is that I recently made a shared screen online presentation ppt demand and discovered a new world of navigator. It turns out that it is so simple to enable screen sharing on the web. Before contacting it, I thought it was such a high-level function, and I was […]