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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answers993
viewsSet variable value in Inputtext JSF
Guys, I’m having a doubt maybe a little bit stupid but I’m not able to solve, I’m starting web development using java and jsf, primefaces and I have a problem at the time of changing a record. I…
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answers243
viewsHow to connect Socket with Websocket?
Maybe the title is a bit silly, but I’ll explain, I have a Server Socket that I did in VB and I also have a Client Socket made in Javascript for web, only problem is that for Client(Web) understand…
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answer3263
viewsHow to change local URL on IIS
In the local environment of development I always used localhost to access the application, but would like to use friendlier Urls (for example: http://system analysis), I tried setting up on IIS, but…
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answers253
viewsmessage Undefined offset 0 no codeigniter
I have a problem to set the data in a view with the Codeigniter framework. Model: // Metodo que busca os dados de um cliente especifico public function getCliente($id){ $this->db->select('*');…
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answer1303
viewsFacebook custom share button
Good afternoon. I’m having trouble creating a facebook share button that’s personalized. I’d like you to help me make one that works the way I’d like. There are some things I wish would work…
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answer263
viewsError trying to access site using Http Service
Hello, people. I really need your help. There is a system in which I am working at the University that consists of entering the academic system of the university, through the requisition of…
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answer122
viewsProblems with the new version of Meteor because of Mongodb
I just installed the new version of Content 1.4 and am following the tutorial of Alura. Everything was OK on the host:3000 installation and startup, and the Media information appeared. But as soon…
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answer83
viewsHow to identify server updates with Service Worker?
Is it possible to identify that there was an update on the server, that is, there was an update on the page (HTML) or in the style (CSS), and request to the server to fetch the updated data? If yes,…
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answers17
viewsAccess JSP application from the web
I make some small applications with Javascript, HTML that I can leave on a computer running in the company where I work, and everyone from the internal network can access them by the address…
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answers1867
viewsHow to create installer for offline web system PHP + Mysql
I am developing a service order system in PHP and Mysql to be run offline. Only I wanted to distribute this system, but I don’t know how to package it. How do I create, like an installer of this…
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answer463
viewsPost to an external url
They put me on a project that was done in ASP. NET MVC 2 and need to be done the integration with Itaú Shopline, I downloaded the dll from Itaú, I did all the encryption procedures, I can generate…
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answer150
viewsWeb Questionnaire App in ASP.NET Web Forms
I did some research and couldn’t find the correct term to correct my mistake. I created a Appweb where the user chooses a subject in a DropDownList and this loads a questionnaire from the database.…
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answer76
viewsHow to run a php command dynamically while running the program
I’m making an application web that displays a video stream, but every time I use it, you need to reload the page, and I need it to happen automatically. My idea is to dynamically execute a query in…
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answers33
viewsCreate pages with different parameters and then access it
I’m having the following difficulty: I’m trying to create a basic EAD platform where if the user has permission he can send a Vimeo video; put a description and katchaw In the case after he sends…
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answer72
viewsProblem with audio in web application with tomcat7 deployment
Hello, I’ve developed a web application that requires audio. I use a javascript code to control this audio call. With the application ready, I transferred to another computer deploying in tomcat7.…
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answer818
viewsHow to take a screenshot save to the project folder and save the path to the Mysql database?
So I have a jsp with form,it converts the image to B64 and sends as string pro Servlet Servlet converts to b643 String stt = request.getParameter("base64img"); try{ String parts[] = stt.split(",");…
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answer906
viewsMaps loading error with google maps api
I am working on a web project that uses the maps api, however, in some moments, the system returns with the following error and the map did not open: Uncaught Eb message: "initMap is not a…
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answers122
viewsPython web application with Django - Bootstrap and Crispy only work if you have internet connection
My application uses these two frameworks Boostratp and Crispy, when I am connected on the internet, everything works perfectly, but when disconnecting the internet the site loses all style. Making a…
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answer92
viewsMVC structure on remote server
I have the following directory structure in localhost: -config -hsapp |--Controllers |--Models |--Views -public |--Assets |--Index.php -vendor composer.json You notice it’s an MVC structure. I…
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answer87
views@Jointable or @Joincolumn
Good afternoon, you guys I have a diagram as below and I have a question. It is between User and Account and what I am in doubt is, if I access by ACCOUNT, I find the USER, but I can not do the…
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answer175
viewsSending email using phpmailer
I am trying to send an email with several variables passed via post. I cannot send the content of the email with all variables. What would be the correct syntax? Below is the code: $name =…
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answer169
views2 types of products in the same view
How could I list 2 types of products on index (Pizzas and Drinks) Defining a order by and dividing into divs different (div of drinks, div of the pizzas), follows what I have: class…
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answer430
viewsHow do I integrate my Django project with Scrapy?
I’m looking to develop a simple project using Django where I will create a web page and this page will capture data from other pages. The problem is that I cannot integrate the Scrapy with Django.…
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answers20
viewsJsp instead of Servlet
I did a lot of research, but it wasn’t very clear to me. Why can’t I use JSP pages to connect to Database (Mysql for example) and return this data by an Ajax function for example, to another JSP…
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answers156
viewsphp web system server infrastructure
I need some help with respect to the web server infrastructure I set up in the company office, let’s go. The system was developed in php, I installed the linux Slackware 14, apache 2.4, php 5.6 and…
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answers109
viewsHow to determine what will be loaded in HTML?
I’m developing a page without the use of back-end, however, I want to upload a video as background using this code: <div class="test"> <video poster="img/videoposter.png" id="header-video"…
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answer182
viewsHow do I redirect and send url get value to another page using Javascript?
I’m picking up an URL item with this code : function GetQueryString(a) { a = a || window.location.search.substr(1).split('&').concat(window.location.hash.substr(1).split("&")); if (typeof a…
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answer104
viewsPrime faces,play data from a datatable for a dialog
screen contact <?xml version="1.0" encoding="utf-8" ?> <p:growl autoUpdate="true"/> <p:panel header="Formulário" id="panel"> <h:panelGrid columns="2"> <h:outputText…
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answers38
viewsJavascript not recognized by Chrome
I’m having problems using Spring MVC, Google Chrome and Javascript. Every time I create a new Javascript file, in my project using Spring, the browser does not recognize this file. I’ve cleared the…
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answer161
viewsAbout the htaccess file
At the time of commissioning data from APACHE servers with PHP, what should we do about the file ".htacess"?
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answer3383
viewsUpload and download image to project folder using Spring Boot
I am developing a web module that I need to upload an image. Save to the project folder, I am using Apache’s Commons Io: public class FileUtil { public static void saveFile(String path,…
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answer89
viewsFailed to upgrade project classes and resources using Intellij and Tomcat
I am using Intellij to develop a web project, the application server used is Tomcat. I configured shortcut keys to update the features and just reload the page for the modifications in the project…
web-application tomcat intellij-idea resourcesasked 7 years, 9 months ago Cesar Roberto Martins 163 -
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answer52
viewsTwing and Controller on symfony
I have a form made in twing and I want to pass the values of this form to my database and for that I have to send to the controller, no?
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answer193
viewsPython and Django online course creation platform
I’m building a platform for creating online courses, and I’m using Python and Django. I would like to know whether there are already libraries in Django for this purpose. An example I’m using is the…
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answers46
viewsElement problem with char and number
I’m not being able to do mathematical operations with this function, obviously because there are char elements inside. var centesimas = 0; function inicio() { control = setInterval(cronometro, 10);…
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answers212
viewsImprove performance of COUNT Mysql
I have a web application that performs several queries, but a Count query is taking 2 seconds to search and return the data to the application. My table where I perform COUNT has about 230 thousand…
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answer101
viewsDoubt to make integration between web systems, using Httpwebrequest- Language c#
I’m building a C# web application using VS 2010. In this application I need to exchange information between the company website and an external website. Except that this site has no component for…
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answer202
viewsInsert CSS and JS files stored in another folder
I have two domains: domain.com and domain.com.br created in the httdocs folder and being accessed normally. I have a folder called devphp as below: The domain.com and domain.com.br share the same…
web-applicationasked 7 years, 7 months ago RRV 519 -
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answers129
viewsAPI in existing system database
I am with a doubt, in our company we have a system, developed in Mysql and Delphi, this system is developed by a company, and we are with several development projects, several new systems (created…
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answers96
viewsDoubt how to get the answer (Java)
Friends, it is possible to get the answer of this request through a GET or POST? The page is: http://nfe.sefaz.ba.gov.br/servicos/nfenc/Modulos/Geral/NFENC_consulta_chave_acesso.aspx What I need is…
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answer89
viewsHow are websites and web applications converted into mobile applications?
Many websites and web applications like Youtube, social networks, e-commerces and news sites have their versions in mobile apps, and their data are "Synchronized" (for example, when I put a video on…
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answer595
views@Onetomany Bidirectional
Good afternoon, you guys I am developing a financial web application and am having problems in making the relationship between Lancamento and ItemLancamento. I will post what I have done so far,…
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answer136
viewsNormalize css and reset Global
Is there any way to use Normalize css and at the same time give a global reset on style sheets? I use the reset like this in my css: * { margin: 0; padding: 0; box-sizing: border-box; } But even…
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answer77
viewsReturn results in different inputs
Guys, here’s my code. My query is returning the results I want, but it’s only returning in an input. How do I return the name_id in one input and Location in another? <?php $nome =…
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answer62
viewsHow do I show a php error in jQuery?
I have one (.html), one (.php) and my jQuery. In my jQuery( I am sending the information to (.php) do CRUD and etc. Transactions are occurring smoothly, but are not displaying error messages of the…
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answer728
viewsOpen Jasper Reports report on Web Server
I cannot open my reports on the Web Server, after deploy. My project is java Hibernate with Maven. When I try to print a report I get this log from Tomcat: Log of the Tomcat 19-Aug-2017 20:35:32.050…
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answers214
viewsVBA integration with IE, return Value where Value=""
I have a problem in a macro to return me the value of a web page, my doubt is established by the value shown in the HTML code is always null, but in the reply box gives me the requested value. Even…
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answer1292
viewsBest option to replace IFRAMES
I am currently working on the development of a platform with many different functionalities and pages, we are using IFRAMES to save repeated loads (Menu, shortcuts, etc), however the use of IFRAMES…
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answer1171
viewsHow to use the bcrypt function of the Laravel?
I have a file .php in the public folder of Laravel and for larger reasons I cannot create a controller of it. However, I need to use the function bcrypt to generate the password an encrypted…
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answer40
viewsWeb-service Architecture and Functionality
I have a question about Web-service. This is the following I have an application in Java EE JSP, where you should allow a conversation with another application on Android (Example: when registering…