I have an issue generating a chart with CanvasJS.   Basically I get the data from the API, I can see and check the JSON array but when I'm going to generate the dataPoint for the graph I get 2 errors: data invalid on the data field and NaN on the...
I am trying to make a chart with CanvasJS. Here is my HTML:  <div id="chartContainer" style="height: 360px; width: 100%;"></div> <div id="test1">100</div> <div id="test2">110</div>...
I have scatter graph which contains a lot of data, too much to display to a user. I would like to add a line of best fit or 'trendline' to the graph to show the trend and make the scatter plots invisible.  My data is stored in an external JSO...
When I'm trying to use CanvasJS chart I found that the script add automatically 1 month on the whole dates in X-Axis ... In the beginning I thought that there is a problem in my code but I found the same problem in the website online examples ......
Im trying to assign a json object to a variable. Im not sure how to accomplish this.  This is my JSON array:  [{     "Date": "2020-01-24 07:35:46",     "sensorName": "sensor 1",     "sensorValue": 213 }, {...
I am working on getting the commerical version of canvasJS graphs to display on an HTML page. The trial worked like a charm. When I transition to the commercial version I had these issues with jQuery (v1.12.0) loading it.   To get the data to the can...
After hours and hours playing with canvasJS I couldn't find a way to dynamically remove points from my chart in an elegant way. What I want to do is to allow users to select/deselect data he want to see plotted. For instance, on a chart that show...
I have a python file that gets the data from database and returns them in the form of JSON.  import pymysql; import json; from flask import Flask, render_template, request, redirect, Response app = Flask(__name__)  @app.route('/test', methods...
im new in javascript programming and still learning, in few days im creating this canvasjs chart and it's works,  but lately I notice canvasjs is not free and it create watermark below the chart.  and i found chart.js which free (i think) and the...
I'm fairly new to using canvasjs plugin for charts. There was a requirement wherein I had to resize the chartcontainer to a particular width. On changing the width from 100% to 300px I got the following error on IE as well as on chrome: recursion...

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