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.
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answer89
viewsHow to capture keys inside an iframe
I am making a javascript text editor and need to create keyboard shortcuts to perform some actions. for this, I am using CDEditorIframe.document.body.setAttribute('onkeypress', 'teste()'); The error…
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answers100
viewsDeployment of GIT
I work in a site factory and among the actions of this semester is the deployment of GIT. Today we work as follows: We request a server, install Joomla and develop the sites in type approval…
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answers50
viewsHow to deploy form as web application ? [Google Script]
Good morning Gentlemen I am with huge doubt how to publish this form as web application ,this as reference to active spreadsheet and on the web will need to reference the spreadsheet vi url I do not…
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answer140
viewshttppostedfilebase always empty when passing csv to controller
Boa Tarde Personal, I’m having trouble passing a csv that is being sent from ajax using jquery to the controller where null always arrives. Could you help me? View : @using…
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answer116
viewsHow to check if after selecting a file the same still exists in the Javascript directory
In my application I use as a javascript framework the Angularjs, and to select the files I use the following button: <md-button class="md-accent md-raised button-arquivo-margin"…
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answer2505
viewsChange attribute of an object array in the state in the application
to try to make an attribute of one of the objects in an array of objects switch between true and false follows code: Initial state: constructor(props) { super(props) this.state = { post: [{ nome:…
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answer4288
viewsc# Consume an API using POST and header application/x-www-form-urlencoded by passing a JSON
can give me a light? I need to consume an API that requires your header to have one content-type: application/x-www-form-urlencoded. This api takes json parameters and returns json. Using jquery I…
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answer326
viewsASP.Net Web API - JSON without accentuation %20 %C3%A7
I am consuming an api but the return JSON does not come with the correct accent. in place of the mirror comes %20, for example. in the request json I even put the encoding.UFT8. How can I code this…
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answer36
viewsError formatting the Json
I need to generate and expose a Json via web api and the doubt is as follows: 1st. - You cannot expose the attribute "services":null, as the Json generated by me described below ? 2nd. - How do I…
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answer62
viewsFilters in the Web Panel
I made an application to manage all the IT equipment in a company, I can list how many of each type of equipment there are in total, and I can also show only one specific type, like laptops or…
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answers24
viewsError while using Servlet resources
Good evening colleagues, Please, I need your help to understand what’s going wrong, I have the following form: form action="CronogramaNegocio" method="get"> <div class="col-md-3…
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answers21
viewsDatatable page two deletes List
I’m using Primefaces 6.2 with Hibernate 4.3 without JPA or Spring. I need to show data on the screen, where I have a Dialog and inside it a Datatable with a button that will open another Dialog. I…
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answer185
viewsReceive array values from the console
I am starting the studies in Ode and decided to do an exercise in which I need to receive a value n by the Node console that will be the amount of elements of an array and receive n elements by the…
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answers65
viewsHow to APPEND a automatically created component, not finding the element ID
I’m trying to add a div via append because I’m adding in a table that has auto-created composites like filter, responsive, pagination, so I would like to place inside one of those div that is next…
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answers585
viewsDisplay results of Join in view with Laravel
I’m learning laravel and I have a relatively simple question regarding a consultation using join in Laravel. How do I access the field value categoria.name in my view. Follow the consultation and…
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answer199
viewsLogin Security with PHP and AJAX safely targeting
Recently I had to make a login system with access levels, but when directing the user to a given page hit me a question regarding the security of the code. Ignore the validations, I will show only…
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answer641
viewsPosition of the button in Bootstrap
I’m starting with the bootstrap and I made this code for the site q I’m doing in Django {% load static %} {% include 'links-css.html' %} <link rel="stylesheet" href="{% static 'scrapy/style.css'…
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answer671
viewsHow to create a user with Abstractbaseuser or Abstractuser. (Login errors)
I’m trying to use my class Pessoa as a user in models.py. Meanwhile I tried to use AbstractUser and AbstractBaseUser. Both return me errors in the part where I try to log in, I tried several ways…
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answer408
viewsError passing a Thymeleaf object to the Spring Boot controller (post)
I have this controller: @PostMapping("/salvar") public String salvar(@Valid OrdemServico ordemServico, BindingResult result, RedirectAttributes attr) { if (result.hasErrors()){ return…
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answer523
viewsReturn to a page with completed form
I’m using Django and I have to implement the following flow: The user fills in the information of a new exam, clicks on attach an old exam, goes to the exam search screen, selects the desired exam…
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answer355
viewsgenerate a pdf only with arguments passed by a Django form
Hello, I’m having a problem generating a pdf, I need to create filters for a more detailed report, my code consists of a simple view of Template where I set up the form with the "GET" method, and a…
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answer30
viewsSQL does not return any table data despite not giving errors
Good morning, I want that in the following code SQL returns from the database the values "id_Admin", "username_Admin", "password_Admin", but does not return anything despite not giving any errors.…
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answers81
viewsImplementing Web Push Notification using Flask
I’m trying to create a way to implement a web push notification in my project. Using some tutorials I managed to generate an alert with the message I want. #!/usr/bin/env python from flask import…
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answer146
viewsI have two modals on the same page, but only one of them closes when clicking on the outside
Hello I am developing two modals for my company and I am facing the following difficulty I have 2 modals one that carries a popup of customer feedback and another that shows a screen of repassar…
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answers43
viewsJava web mapping with xml
Hello, I am learning java for web, and I have a certain problem, I am not able to do the mapping in the xml file for the links of the pages to be cleaner. I have the following class:…
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answer23
viewsBranch Filter Using Buttons
Hello, I made a branch filter for my company, but I put up a backlog. I want the person to choose the region of the subsidiary and browse the content of that button and that the content will…
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answers29
viewsWhat are the implications of loading the content of a web application after the main upload?
I’m thinking about creating a dynamic institutional page (which is usually static), where texts are saved in the bank and can be changed by an administrator. Soon, my index.html would be just a few…
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answers62
viewsDoubt on popular combobox giving setAttribute Java Web - Servlet, jsp
Why are not populating the two combobox? It seems that when I leave two setAttribute, it considers only one... This is the combobox of the filled groups... Java class code in the Command package:…
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answer623
viewsonClick fill in input
I wanted to make a menu of options (Buttons) on my site, and when clicking on them is loaded a value to the input. I tried to make a script that when clicking the button, the field below was filled…
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answers1018
viewsApi Climatempo C#
Good afternoon, I am making a web application for college where I need to consume a C#Climatempo API, in my code, I am passing as parameter the code of the city and making the request for the:…
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answers25
viewsProblems retrieving the Datatable object in P:Dialog
I have a datatable that lists all the students, and I have a button that opens a modal, in this modal I want to continue manipulating my datatable object, for this I use the…
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answers887
viewsAlign items in css grid
Hello, I’m having difficulties to align items inside a cell created by the display: grid. for example: In this example above I can simplify my difficulty. If we remove the "text-align: center;" the…
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answers86
viewsproblems with this in Reactjs
The problem is this: I’m trying to build an accountant to practice mine React and an error occurred: this is undefined I created a state to hold the minutes and seconds: constructor(props) {…
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answer191
viewsAlign span tag with html to add edge
I need to perform an image alignment with a span tag and place an edge on that span tag. I was able to align, but it only worked by placing a margin-bottom of 1px. It worked, but I didn’t like the…
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answer27
viewsHow to use if with Eventlistener
Hello, I wonder if there is a possibility to give an ' if(element.Eventlistener('mouseover')... ' in Javascript! I need to do the following action: When passing the mouse over the x element happens…
web-applicationasked 4 years, 8 months ago Castiel 45 -
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answer66
viewsI cannot change the verbose_name of a field
I am programming an agenda, and for that, I created the model "Commitment", which has the following code: class Compromisso(models.Model): nome = models.CharField(max_length=100,…
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answer119
viewsGet public site user IP
Good evening, everyone I made a web application with ASPNET and C#, and I need to get the user’s IP when he accesses the system. I researched if I found several ways, but I always have this…
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answer20
viewsJquery.click() function with problems running
According to my code below, when I click the button Ver senha on the web is making a GET when I really just want you to show the password field. What might be wrong? $('.passwordShowLabel').hide();…
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answer61
viewsHow to iterate a list in Flask
I have this code in Flask (which uses the Jinja2) {%block content%} {% for i in posts %} {% set x = x + 1 -%} <p style="border: 1px solid black; padding: 5px 5px; border-radius: 5px;">{{ i[x]…
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answers30
viewsProblems with Count method in a Django queryset
I’m in a strange situation with Django and Count method, I have a queryset that I called ranges and then I have a variable qtd_intervalo where I store the intervalos.count() then I do the tests: if…
python django web-application method viewmodelasked 4 years, 2 months ago Artur Fernandes de Souza Filho 21 -
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answer418
viewsHow do I make Python click a button in google?
I’m making a bot that enters google Meet at scheduled times, got the part of opening the meetings at the desired times, but I bumped into the problem that the program needs to click the "enter"…
python web-application google selenium-webdriver schedulingasked 4 years, 1 month ago Adelson Thalys 25 -
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answer106
viewsUpdate/Edit JSON in localStorage() with Java Script
I’m developing an app for annotations in Javascript, and would like to edit an annotation saved in JSON on localStorage. This my code is returning only 1 (one) single object and overwrite the others…
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answer51
viewsProblem timers js
I have a web application and this one has Paginaprincipal, Paginaentidade and Paginanoticia and each of these is associated with a JS file. The goal is to start in the paginaPrincipal and past x…
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answer125
viewsHow to check if the server is sending content using GZIP compression?
Is there any browser feature to check if the server is sending content (HTML, JS, JSON, CSS, etc.) using gzip compression?
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answer174
viewsgoogle plugin problems in eclipse Luna
I’m having some problem with the google plugin on eclipse Luna. I downloaded all the content by the eclipse sowtware internal installer. I put the url Google Update Site for Eclipse 4.4 -…
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answers1324
viewsCompare files with PHP
Is there any tool or way to create a file comparison with PHP? Would you like something similar to Beyond Compare but within the Navigator. We have an application change control system that we…
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answer1253
viewsHow to call two mysql tables in the same php page?
I’m new to programming for the web, and I’m having a hard time with this. I’m developing an advertising site and I need to call more than one table on the page. I made 3 Div’s advertising: Main,…
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answer418
viewsHow to get bank reports through web application?
Where I work there are some procedures in the database (SQL Server 2008) that take hours to run and return large amounts of information that are always copied to a spreadsheet and sent to the end…
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answers120
viewsHow do I do css animation?
I was surfing the net and I found a site with a very nice animation but I couldn’t find the name or how it does it. I admit, I am beginner with web languages and I wonder if anyone can tell how I do…
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answers31
views01: Connection failure with TOP
I’m trying to consume a web service that I’m not an administrator of. I can normally access your classes, objects and methods. The problem is when I call the method that expects to receive requests,…