I'm currently working on a project that requires me to draw multiple bounding boxes interactively within an image displayed on a web browser. After drawing the bounding boxes, I will need to extract their coordinates. Are there any suggestions for a JavaScript library that can assist with this? My background is mainly in plain JavaScript and I lack experience in frontend technologies such as React or Angular.
Learn how to create boxes with this helpful guide: https://example.com/a/37462921/9023876
Choose between:
Make sure to store the coordinates in handleMouseUp(). Here's a simple logging example:
console.log(prevStartX, prevStartY, prevWidth, prevHeight);
Using jQuery, I am checking whether the object returned from an AJAX call is empty or not. In the first example, the AJAX call is successful and returns some data. console.log("obj before JSON parse:", response); var test = $.isEmptyObject(response); con ...
Is it possible to sort a collection of Ember Models by multiple properties, where each property can be sorted in different directions? For example, sorting by property a in ascending order and by property b in descending order? Update I attempted to use ...
I am currently utilizing http://www.makemytrip.com/ This is the HTML code. <div class="mrgnBot30 clearFix"> <span class="watch_icn flL"></span> <div class="widget_inner clearFix suggest_me padBot15 flL"> <h3 class="clearFix has ...
var x = "Test \'" > undefined var y = "Test '" > undefined x === y > true x > "Test '" https://i.stack.imgur.com/ZrHo5.jpg Aha! Both of these strings are actually equal (as shown in the example code) - but why is that the ...
I've been trying to utilize Ajax for converting my form data to JSON and sending it to my Django view. However, I'm encountering an issue where after successful processing in the view, I am returning a template response with some context data tha ...
When running 'npm install' on a vue js project, it takes almost 2 minutes to download all dependencies listed. As a newcomer to both vue and npm, I'm curious if I can speed up this process by removing dependencies that aren't essential. ...
In my Node.js project, I have created a .env file to store variables. However, when I log process.env inside the project file, it displays global npm variables instead of the ones I created in the root folder. What mistake did I make? ...
Attempting to send an ajax request without a header in Node.js triggers an error: { [Error: unsupported content-type] status: 415, statusCode: 415 } However, when sending a request with a header, Node.js does not seem to respond. Here is my ajax funct ...
I am working on a JavaScript code snippet that is designed to execute once a component finishes loading: function HelloThere() { React.useEffect(() => { setTimeout(() => { // code to make a server call to write data to DB ...
I am currently working on a function to handle http get requests, but I keep running into issues where my data seems to disappear. Since I am relatively new to Node.js, I would greatly appreciate any assistance. function fetchData(){ var http = requir ...
I need to continuously update a small chat between two users every minute. The functionality is working, but I am struggling with implementing an AJAX call to update the DIV that displays the messages. var interval window.onload = function(){ interval ...
Currently, I am utilizing Google's AJAX Feed API to pull data from an RSS feed. However, I am curious about how to modify the date format. The current format fed by "datePublished" appears as follows: Sun, 29 Jan 2012 23:37:38 -0800 Is there a way t ...
Ordering object based on value: test": [{ "order_number": 3, }, { "order_number": 1, }] Is there a way to arrange this so that the object with order_number 1 appears first in the array? ...
Consider an array like [1,4,3,1,6,5,1,4,4]. The element with the highest frequency in this array is 3. The goal is to select all elements from the array that have a frequency of 3, so in this case we would select [1,4]. To achieve this, one possible meth ...
I have been developing an application using the ArcGIS Javascript API and incorporating tests with Intern. While working on Windows 7 under IIS, I encountered some challenges but managed to overcome them by following the Intern tutorial and referring to so ...
When using a contentEditable, it automatically wraps words to create a new line once the width of the editable area is reached. While this feature is useful, I am facing an issue when parsing the content afterwards as I need it to insert a <br> tag ...
There seem to be numerous inquiries regarding this matter. Unfortunately, there doesn't appear to be a definitive solution. Is there any way to view detailed error logs in production mode? https://i.stack.imgur.com/prXUt.jpg ...
I have been working on fetching Array data from Firebase Firestore. The data is being fetched successfully, but it is all displaying together. Is there a way to fetch each piece of data one by one? Please refer to the image for a better understanding of ...
My current project is an Ionic 5 Angular project with SweetAlerts2 popups. Recently, I decided to upgrade to Ionic6 and encountered an issue where the SweetAlerts2 popups are not displaying correctly. The alert seems to only show up in the header, leaving ...
Currently, I am fetching data using AJAX from the Vue instance and trying to pass it onto different components. As I delve deeper into learning Vue.js, I can't help but notice that the documentation seems a bit scattered... This snippet showcases wha ...