Passing Python Data to JavaScript via Django

I'm using Django and Apache to serve webpages. My JavaScript code currently includes a data object with values to be displayed in various HTML widgets based on the user's selection from a menu of...

What are good CLI tools for JSON?

General Problem Though I may be diagnosing the root cause of an event, determining how many users it affected, or distilling timing logs in order to assess the performance and throughput impact of...

Error: uncaught exception: [Exception... "An invalid or illegal string was specified"

This two errors I get in the Firefox error console: Error: Incorrect document format Source file: Row 1, column 45 Source code: <div xmlns="http://www.w3.org/1999/xhtml"><!DOCTYPE HTML PUBLIC...

javascript: how to serialize form data to string without jquery or other libraries

how to post form data in ajax way and without jquery or other libraries. I want to define a ajaxForm function, which could serialize the form data and AJAX post, and then callback by...

How to serialize SqlAlchemy result to JSON?

Django has some good automatic serialization of ORM models returned from DB to JSON format. How to serialize SQLAlchemy query result to JSON format? I tried jsonpickle.encode but it encodes query...

jQuery serialize hidden (display:none) form elemens does not work. Workaround?

I have the following problem: I have a form I need to serialize but I am using javascript to change the look of the select fields. This means, the real select fields are hidden using...

Javascript Serialization of Typed Objects

I'm unclear how serialization/de-serialization is supposed to work on typed objects in JavaScript. For example, I have a "MapLayer" object that contains various members and arrays. I have...

form serialize javascript (no framework)

Wondering is there a function in javascript without jquery or any framework that allows me to serialize the form and access the serialized version?

How to put client side validation in TbActiveForm in Yii bootstrap?

I have created a form using widget -bootstrap.widgets.TbActiveForm with form elements like textFieldRow, TbTypeahead, CJuiDatePicker and TbButton. I have implemented ajax form submission and it...

Javascript JSON Date Deserialization

I am trying to deserialize a json object that has a javascript date in it. When JSON.stringify is called on the object, dates are serialized to strings that are not properly deserialized back to...

Converting identifier naming between camelCase and underscores during JSON serialization/deserialization

I am working on a python/django application that serves as a web API server to its frontend counterpart. The data exchange between the server and the client is in JSON format with the use of...

How do I convert a C# List<string[]> to a Javascript array?

I have a datatable that I'm converting into a List<string[]>, serializing it and passing it to my view using a viewmodel. My viewmodel looks like this: public class AddressModel { public...

isEmpty is not defined-error

I was getting an error as isEmpty is not defined .what i have to do .while alerting too it is not showing any alert. <!DOCTYPE html> <html> <head> <title>Login...

Submit button not working in Bootstrap form

I have a form in Bootstrap 3 that's inside a modal. There's a button called "submit" where when it's clicked the stuff that was entered in the form should be sent to an email address. Although...

How to ignore JsonProperty(PropertyName = "someName") when serializing json?

I have some C# code using ASP.Net MVC, which is making use of Json.Net to serialize some DTOs. In order to reduce payload, I have made use of the [JsonProperty(PropertyName = "shortName")]...

Converting serialized form's data to json object

I have a cshtml like the following @using (Html.BeginForm("Save", "Plans", FormMethod.Post, new { @class = "form-horizontal", id = "floorplan-form" })) { @Html.TextBoxFor(m =>...

How to get python/Django lists/dictionaries into javascript

I want to push some server-side data into my javascript for display purposes. I have a list of serializable dictionary objects representing pieces of my data model that I want to use in...

Pickling Selenium Webdriver Objects

I want to serialize and store a selenium webdriver object so then I could use it later elsewhere in my code. I'm trying to use pickle to do this. If there is another way to save the state of a...

In Chrome, SignalR 2.1.1 hub client-to-hub method terminates connection early when hub code broadcasts to clients

I have a SignalR 2.1.1 strongly-typed hub where the client is calling a server hub method and within that method a broadcast is sent to the clients (in my test case it is only the caller that is...

JSON.stringify throws RangeError: Invalid string length for huge objects

As the title implies I'm trying to stringify huge JavaScript Object with JSON.stringify in my Node.js app. The objects are - again - huge (tens of mega bytes), they don't contain any functions. I...

Send mail via a contact form using phpmailer

As I mentioned in title I want to Send mail With a contact form to gmail using phpmailer. I have written the code for my contact form and sendmail php file is given below. I am got error on...

Efficient way to have Jackson serialize Java 8 Instant as epoch milliseconds?

Using Spring RestControllers with Jackson JSON parsing backend, with AngularJS on front end. I'm looking for an efficient way to have Jackson serialize an Instant as the epoch milliseconds for...

Buttons not showing up in Dom:'Bfrtip'

I'm trying to display table content using DataTables, everything works fine except Buttons. They don't show up. <link rel="stylesheet" type="text/css"...

Enums in Javascript with ES6

I'm rebuilding an old Java project in Javascript, and realized that there's no good way to do enums in JS. The best I can come up with is: const Colors = { RED: Symbol("red"), BLUE:...

How to properly submit form to Flask with AJAX?

I'm a beginner in Python and AJAX, why when I run my app.py with app.html, the result that I want to display are replaced with a whole form? Here is my code: from flask import Flask,...

Warning Prop `href` did not match. using react server-side-rendering

I am using react-router-dom and I am guessing that this is causing the problem, but I have no clue where to even start looking or how to fix it. I also am getting errors like Warning: Did not...

Android Proguard - Build fails when shrinkResources is true

I am trying to build a project with proguard enabled. It works fine if I use shrinkResources false but build fails when shrinkResources is true with error Error:The string "--" is not permitted...

Input elements should have autocomplete attributes

I am getting this message in the console I can't understand it. Please look into it <!DOCTYPE html> <html> <head> <title>registration page</title> <script...

Cannot find module '@rails/ujs' - Rails 6 Webpack App

I have these errors in a Rails 6 app and all javascript is not working: ERROR in ./app/javascript/packs/application.js Module not found: Error: Can't resolve '@rails/activestorage' in...

Failed to build iOS project. We ran "xcodebuild" command but it exited with error code 65

I am new in react native development. I am using new MacBook Air (M1, 2020) with M1 chip. I have Installed the dependency below: Node = v14.15.3 Npm = 6.14.9 Homebrew = 2.7.0 react-native-cli:...