Most voted "web-application" questions
In computing, web applications are generally computer systems designed for use from a browser, via the Internet, or applications developed using web technologies such as HTML, Javascript, and CSS. Can be run from an HTTP Web Host server or locally, on the user’s device.
Learn more…930 questions
Sort by count of
-
1
votes1
answer115
viewsHow do I share a property with other components in React?
Hi, I’m new to React and I have a question about property sharing. For example, I want to have a parent component that will have a property "Visible", and I want to share it with all my child…
-
1
votes1
answer42
viewsHelp with Web Form Update
I am developing a CRUD system, and am having problems updating registered users. The bad thing is that my browser shows no errors. The problem is that when I edit in some field, for example, email,…
-
1
votes0
answers39
viewsMysql database insertion problem in php
I am developing a project for the college and I am having some problems to perform the insertion in the my_sql database, my problem is in this excerpt. mysqli_query($conn, "INSERT INTO funcionario(…
-
1
votes1
answer1703
viewsHow to use google Charts Offline?
I’ve already used Charts and still think about using it in a system I’m developing! Only this system will run off! Is there a library or any way to use Google Charts Offline ?
-
1
votes0
answers138
viewsHow to import an external React component to Asp.Net
Hello, I wanted to import a webpack generated React external component (Bundle.js) into my Asp.net MVC application. I am trying to import the "Bundle.js" file to my page and process the React…
-
1
votes1
answer26
viewsSecurity on a web system by checking other open content
I’ve seen some websites that have evidence online with monitoring, capturing which screens the user opened on the computer, be it browser tab or other software, this question can be closed because…
-
1
votes1
answer101
viewsRequisition Angularjs
I’m starting with Angularjs and to study I created an application I saw on the internet, but when I use the command "ng-include="'Footer.html'" inside the div it gives an error in the console.…
-
1
votes0
answers48
viewsConnecting the Goods Unavailability Service (CNIB)
Hello I’m developing an app that connects with the CNIB Goods Unavailability web service on Asp.net mvc c#, someone has experience with the rsa token authentication part that is used to log in to…
web-applicationasked 7 years, 7 months ago Tiago 5 -
1
votes0
answers51
viewsPlace swedll32.dll in a web application
I need to create a solution for a client of a web application that produces calculations of the position of the planets. I was indicated to use this library swedll32.dll , and did some tests and…
web-applicationasked 7 years, 10 months ago JM Souza 11 -
1
votes1
answer93
viewsUpdate an Access application
What is the easiest way to upgrade an Access desktop application with VBA to a web application with sql server?
-
1
votes1
answer94
viewsProblem with JSF
I have a screen and I would like to each product added, I could choose a quantity and then calculate that quantity multiplying by the value of the product. However, I have no idea how to do this,…
-
1
votes1
answer263
viewsI want to use Web sql but I’m not able to create table or insert information in it
let db = openDatabase('produto_teste','1.0','banco de dados para cadastro do produto',2*1024*1024); db.transaction(function(tx){ tx.executeSql('CREATE TABLE IF NOT referencia(\ id INTEGER NOT NULL…
-
1
votes0
answers19
viewsWeb Notification
Well, I searched for days on the web and couldn’t find a full tutorial or video lesson on how to do it :/ hope you stackoverflow here help me kkkk. Well I need to create one of these notification…
-
1
votes1
answer467
viewsProtect against HTML changes without blocking the browser console
Good morning, how do I prevent the user from entering the html element and modifying it? May example: Return a value to screen and feed it within an input called itemSweet, then the user can use the…
-
1
votes0
answers123
viewsMS SQL Query for JSP
I’m creating a website based on the JSP language but I don’t know how to return a consultation which I did in the MSSQL Server, the same goes below: DECLARE @Nomes VARCHAR(8000) SELECT @Nomes =…
-
1
votes1
answer629
viewsAuth::guest() always returns true | Laravel 5.4
I’m using the features offered by Standard for authentication, but even logged in the Auth::guest() command returns true, as if you were a guest. Follow the code of mine middleware <?php…
-
1
votes1
answer229
viewsJavascript onclick/addeventlistener with no anonymous function
I have a problem with javascript onclick/addeventlistener, I have tried several different ways and no results were found, I wanted my click event to be equal to a function already declared and not…
javascript html web-application function javascript-eventsasked 7 years, 8 months ago Alexandre Gomes 321 -
1
votes1
answer107
viewsHow to summarize a long text using Thymeleaf?
I have an object with two attributes, one is id and the other is strring type attribute called text type "TEXT" (postgres database) which is used to store the text of a customer post. When the app…
-
1
votes0
answers120
viewsHow do I not affect the <body> with a JS function and take the value of the required class only?
index.html <body class="teste"> <h1 id="teste-zica">teste</h1> <h2>teste2</h2> <h3>teste3</h3> js.js addEventListener("mouseover", paradaDeSucesso);…
-
1
votes1
answer47
viewsMake appmobile website available on playstore
I need a quick solution to an urgent need, would like to create a website with web languages, and make it an android app and make it available on playstore. Has anyone ever done it, or tell me which…
-
1
votes1
answer80
viewsConsume . jar in java web project
I created a file. jar (script.jar) that contains the "print()" method only returns a string and would like when I clicked a button on my Java Web application (Javaee) this "print()" method to be…
-
1
votes1
answer748
viewsOne-way Onetomany relationship
Hello, everyone! Help me! I have a financial system and I am in doubt in the relationship of User and Account, according to UML. From what my teacher told me, here we have to make a Onetomany in…
-
1
votes0
answers68
viewsWhat are Specifications, Frameworks and Interfaces?
Recently I started to study and research a little bit about Java EE, and some of the most appearing terms are: Specifications Frameworks and Interfaces I read about it, but I’m still confused.…
-
1
votes1
answer741
viewsWhat is tracking pixel?
I had recently spoken with a friend about tracking pixel, but I don’t understand exactly what it is and how it works. Today I came across the question, what is Beacon, and researching falls into the…
-
1
votes1
answer1968
viewsHow to host a Windows server?
The computer where I want to host the site developed in Alavel is in another network. I put the whole site in the server and I turned the command php artisan serve --host MEUIP --port MEUPORTO When…
-
1
votes2
answers1341
viewsHTML Show enlarged image by clicking
I am creating a Drag and Drop system to assemble a piece. My question is the following: When you click on this button, I need the image of the icon of the button to appear enlarged in the yellow…
-
1
votes1
answer65
viewsHide Div on IOS
I have a redirect button for Whatsapp on my site that doesn’t work on Ios, would there be any way to hide it just for that OS? In case it is inside a href in html, just hide it when the user is…
-
1
votes2
answers1386
viewsAccess client-side biometric reader - ASP.NET MVC - WEBFORMS
Galley, I developed an ASP.NET MVC application, using a webforms page, which is called inside a MVC page. Because only from there I was able to load the SDK Dlls, to send requests to a biometric…
-
1
votes0
answers30
viewsProtect content from php files?
I don’t know if I’m doing it right, but I have a file called Setting.php in my project, but I’m not sure that it is protected because it contains the login information of the Cpanel admin, so if…
-
1
votes0
answers13468
viewsHow to represent a class diagram between Manager and employee
Hello, everyone I have a Food Truck system and need to know mainly the relationship of the manager and employee... Is my diagram correct? The module 1 mainly. • Specification: Manager module I.…
-
1
votes0
answers12
viewsError in Model Appml
I’m trying to learn Appml, for prototyping and maybe use in production. But I face the following error: Error in Model: model_tasks I have a template.js file on for date with the following content:…
-
1
votes0
answers65
viewsImage mapping
I was mapping an image with the map tag and it’s not working. the Code is right? <div class="botao_comprar"> <? if($_SERVER['REQUEST_URI'] == '/textos/como_funciona/5/' or…
-
1
votes0
answers53
viewsHow Utorrent Opens by Browser
Hello, I intend to create a program that when it is called by the browser, it opens the program and runs its functions, similar as utorrent does. I did some research but found nothing so far and do…
-
1
votes0
answers1090
viewsFunction to export table in html and php to Excel
The function really works in Chrome, but I have a problem to make it work in IE and Firefox and I need to export in Excel to these two browsers, for one project. What changes would be needed? I’ve…
-
1
votes1
answer494
viewsSpring error starting server
I imported a Maven project that worked perfectly before, but now I’m with it giving error. Every time I try to fix this error, I keep changing the versions of Java, deleting and importing again and…
-
1
votes0
answers40
viewsList 5 objects from a List
I’m putting together a panel that should show 5 products, for example, on a page index, but I can only load all the objects that are saved in the comic book, and I can’t think of a way to do that,…
-
1
votes0
answers955
viewsQuery NFE site http://www.nfe.fazenda.gov.br/portal/consultaRecaptcha.aspx?tipConsulta=completa&tipConteudo=XbSeqxE8pl8=
I used to feed my system with note data informing the note key and captcha, But with the change to reCaptcha is no longer possible. How can I do this using Webservice in PHP ? Does anyone have an…
-
1
votes1
answer236
viewsStore values temporarily in text fields (inputs)
I’m with a web application that I made a simple filter to store values of a patchpanel and I made a dynamic input that by telling the amount of ports that that patch has, automatically generate new…
-
1
votes0
answers122
viewsHangfire how to use
I’m sorry if this is a really stupid question, but I would like to know what is more "correct" to use hangfire in a separate project, as an api for example, or can I quietly use it within my web…
-
1
votes0
answers43
viewsNullpointexception using JSTL
Hello. Guys, I’m having a problem trying to pull up a list of users using a c:foreach. When requesting the list, a Nullpointexception is returned, which, although I understand the reason for the…
-
1
votes2
answers85
viewsBootstrap is a CSS?
My teacher said that in his work all the aesthetics of the site should be done in CSS, a question: I can do in Bootstrap?
-
1
votes1
answer247
viewsHow to perform form search using ajax?
I am implementing a web application and already have the full CRUD and search implementation. However, I want to use ajax to make the system more efficient and implement the database search using…
-
1
votes0
answers2258
viewsAPI for barcode query
I’m negotiating with a company a software to be developed, among the needs arose the registration of the product quickly without needing many user entries. Therefore I had the idea of maybe getting…
-
1
votes0
answers147
viewsProblem starting the Tomcat
good afternoon I have the following problem on my production server. I already installed Tomcat 8 and 9 to test, JDK 8, I set everything up straight (I believe) and one of my projects does not go…
-
1
votes1
answer43
viewsProblem editing registration information that has unicity check
I’m developing a web application using the play framework. In the play itself has the @Unique annotation that ensures that equal data cannot be saved in the database. I added this annotation to the…
-
1
votes1
answer314
viewsHow to change the theme of Dashboard nebular NGX-Admin?
Hello, I wonder if you have how to change the theme and color of Dashboard nebular NGX-Admin? Thanks in advance.
-
1
votes2
answers968
viewsPHP How to generate a unique ID equal to the GOOGLE shortener
goo.Gl/A4hi How can I be generating an ID like this from google and check if it already exists, if it succeeds generate another. PHP
-
1
votes1
answer645
viewsJDBC Java Web and SQL Server 2014 connection
I am starting the development of a portal using JAVA Web and database in SQL Server 2014. I have never worked with SQL Server and there is a problem that I am unable to find the solution. Here’s the…
-
1
votes1
answer446
viewsHow to query via AJAX and store the data in a javascript variable?
I have this code <script> $(window).load(function(){ var source = [{ label: "Tom Smith", value: "1234" }, { label: "Tommy Smith", value: "12321" }]; $("#descricao").autocomplete({ source:…
-
1
votes1
answer1293
viewsMode to translate website automatically
I have a Portuguese site written in PHP and HTML. I would like to offer this site to other countries, but without having to translate all content manually. So I would like a tool that translates the…