jquery ajax post blocking form submit

Scenario: Within the onblur event of a html input control I send an async http post to a resource i.e. t.aspx. I do not care if it ever returns, however if the users clicks submit I want the form...

bashdb: Can I examine the data flowing through a pipe?

I'm trying to debug a bash script that involves a command of the form: VAR=$(cmd1|cmd2|cmd3) I can debug it in bashdb, using the s command, which does something like this: bashdb(2): s 2: ...

How to handle error for duplicate entries?

I have a PHP form that enters data into my MySQL database. My primary key is one of the user-entered values. When the user enters a value that already exists in the table, the MySQL error...

disable submit button until file selected for upload

I have a form for uploading images. I'd like to disable the submit button, until user selects an image to upload. I'd like to do it with jQuery. Currently I have a JavaScript function that prevent...

Rails nested_form link_to_add not working when pre-building nested model instance

I'm having a rough go integrating ryanb's awesome nested_form gem into my rails 3.1.3 application. I'm afraid my Javascript skills are too limited to know whether it's my code (likely) or the gem...

Old PHP session variable is loaded sometimes

I have a page with some user selectable options and a button that, when clicked, runs a PHP script and then refreshes a div with another PHP file that uses a session variable that is created at...

How can I debug a HTTP POST in Chrome?

I would like to view HTTP POST data that was sent in Chrome. The data is in memory now, and I have the ability to resubmit the form. I know that if I resubmit the server will throw an error. Is...

How to insert data into a Microsoft Word Template using Java?

I have a map of data that I want to insert into fields in an existing Microsoft Word Template. Preferably, I'd like to accomplish it using Java. I extracted text from a pdf file and then parsed...

How to save an image to localStorage and display it on the next page?

So, basically, I need to upload a single image, save it to localStorage, then display it on the next page. Currently, I have my HTML file upload: <input type='file' id="uploadBannerImage"...

Python requests module sends JSON string instead of x-www-form-urlencoded param string

I was under the impression that POSTSs using x-www-form-urlencoded specifications should send a URL encoded param string in the body of the post. However, when I do this data =...

Login Using hibernate to retrieve Username and Password

I want to have a login page that uses hibernate to retrieve the userName and password from mySQL database. my code is as below For my HTML page i have a form that uses the method get. form...

Django model form doesn't populate when instance=object is set

I'm trying to populate a ModelForm with existing data if it exists or create a new instance if not. I've read the django docs and several questions here on Stack Overflow but I can't figure out...

Upload a image with fetch

I have a form defined: <form method="POST" onSubmit={this.handleSubmit.bind(this)} enctype="multipart/form-data"> The handler for the submit event is defined as such: handleSubmit(event) { ...

wtforms Dynamic Select Field popluate default value from saved object data

I am trying to update an object with a form that has a select field. The select field choices are decided in the route. That makes it so the new choices overwrites the saved data. I want to...

Can't upload files larger than 50kb with AJAX

I'm not sure why the my code below doesn't handle any files that larger than 50kb on my hosting though I works fine on localhost. I tested many different file sizes and I'm pretty sure 50kb is its...

Login AJAX and codeigniter

I am trying to incorporate AJAX into my work. I want it to log the user in once the login button has been pressed. Below is the relevant code. The view is calling the login function in my...

.NET Core Identity Server 4 Authentication VS Identity Authentication

I'm trying to understand the proper way to do authentication in ASP.NET Core. I've looked at several Resource (Most of which are out...

Union-Find: Successor with delete

I'm trying to solve this problem of Union-Find which goes like Successor with delete. Given a set of N integers S={0,1,…,N−1} and a sequence of requests of the following form: Remove x from S...

Convert List<double> to LiveCharts.IChartValues

I want to plot my double values in a graph with LiveCharts. But I can't convert my values. I get the error: Cannot convert source type 'System.Collections.Generic.List<double> to target type...

How can I reset a reactive form control to originate state?

Hi I need help with a reactive forms element. Basically, it's a required element. When the view first loads, the element is not red(not showing error that it needs a value). That is good and it...

Angular 7 and Angular Material table with data source error when generating drop list form control for each row

Based on this question on stack, I need to bind a drop down list, for each row generated from angular material table dataSource. The drop down list should select automatically the correspondent...

How to prevent DDoS attack on sms account verification

I have an app where users registers and enters their mobile phone and other data. In order to verify that the user is valid, before i save it to my database, I send a sms to the user with a code....

React-native node.js showing Error: Multipart: Boundary not found while uploading image using react-native-image-picker

While Uploading image , It is showing Error: Multipart: Boundary not found on node js server console here is my react native code const createFormData = async (photo, body) => { const data =...

Fatal error: Uncaught Error: Call to a member function getSum() on array in MobileShopee\Mobile Shopee\Templet\_cart-templet.php:78 Stack trace: #0

I am facing this problem in my code where I want to calculate price to my subtotal section in _cart-templet.php file but it give me error I included all the necessary code below for this...

How to sort list view using Ajax in Django?

In list view template I created a filter form that filters posts, and again their is a sort dropdown to sort them: <form id="sortForm"> <select class="input-text" id="sort"...

Spring Boot + Bootstrap + Thymeleaf Radio Button

I have this piece of code in my Thymeleaf template: <form action="#" th:action="@{/update/{id}(id=${user.id})}" th:object="${user}" method="post" ...

Improving accuracy in Python Tesseract OCR

I am using pytesseract along with openCV in a simple django application in Python to extract text in Bengali language from image files. I have a form that lets you upload an image and on clicking...

How to setup blazor server google place autocomplete address form

I am new to Blazor and trying to set up an address form to use google place autocomplete. I have done this web and mobile before. I am not sure how to: Call the javascript from the blazor...

Spring webflux multipart file upload with JSON input

I have a reactive web application and looking for file upload with input data. Working code for File...

jQuery.Deferred exception: Cannot read properties of undefined (reading 'length') -> Laravel 8 Boilerplate + Bootstrap

I am using Laravel Boilerplate from Sebastien Heyd and trying to get Select2 options via Ajax. When I click on the select element after the page loads, I get the error: jQuery.Deferred exception:...