Posts by Rafael • 2,875 points
79 posts
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answer487
viewsA: Default select Angular
Make a ng-init to select the first element: <select class="ui search dropdown" ng-init="vm.empresa = vm.collectionData.items[0]" ng-model="vm.empresa" ng-options="item.id as item.label for item…
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answer122
viewsA: Use html tag to replace JSF components when possible
You can use HTML and JSF tags on the same page. The advantage of using JSF components is that you can access them from the JSF component tree. With HTML tags you cannot. References: Mixing JSF Tag…
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answers430
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viewsA: Angular index variable
Dude you’re doing it wrong, you don’t use php code in the middle of Angular. You will have to take the database data and return in JSON format, usually this request is made by REST. Follow an…
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answers1400
viewsA: How to sort a p:datatable
If you want to show your already ordered table you have to sort your table object list before showing it. Or add the sortBy in the table column: <p:column headerText="Status"…
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answer405
viewsQ: How to validate login without redirecting the page?
I have the following login form in a dropdown, my question is the following, how to validate the login without redirecting the page? Currently when the user informs a wrong password he is redirected…
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answer40
viewsQ: Failed to create Web Worker from local file in Chrome
When trying to create a worker var worker = new Worker('teste.js'); I receive the following message: Uncaught Securityerror: Failed to Construct 'Worker': Script at 'file://C:/..... /js/teste.js'…
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answer395
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viewsA: How to find the negative of a color in hexadecimal?
I found an example in PHP: function color_inverse($color){ $color = str_replace('#', '', $color); if (strlen($color) != 6){ return '000000'; } $rgb = ''; for ($x=0;$x<3;$x++){ $c = 255 -…
hexadecimalanswered Rafael 2,875 -
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answers1943
viewsA: Is it possible to program to web with Lua?
Yes it is possible. You can use the Orbit, it is a MVC framework for the web.
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answer194
viewsA: Set custom database settings in Laravel
You can do it like this: $conn = array( 'driver' => 'mysql', 'host' => 'localhost', 'database' => 'DATABASE', 'username' => 'USERNAME', 'password' => 'SOME_PASSWORD', 'charset' =>…
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answer917
viewsA: Convert Bufferedimage to File?
The problem was that you prompted your File as null. File file = new File("image.jpg"); ImageIO.write(image, "jpg", file ); You need to specify the image path.…
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answers2968
viewsA: Error org.hibernate.Lazyinitializationexception
This error occurs because your category list is with Lazy, you need to initialize your list first before performing an operation. You will need to create a method of init() in your class…
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answers1244
viewsA: How to work with scripts and style sheets in Laravel 5.1
Assuming: public/css public/js You can do the following: <link href="{{ asset('css/aqr.css') }}" media="all" rel="stylesheet" type="text/css" /> <script type="text/javascript" src="{{…
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answer55
viewsA: Concatenate values in the Jfreechart chart
You can do the following, create a constructor that receives a CategoryDataset public LineChartDemo1(final String title, CategoryDataset dataset) { super(title); final CategoryDataset dataset =…
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answer1315
viewsA: Line break in <p:confirm> Primefaces message
Do the following: <p:confirm icon="ui-icon-alert" header="Confirma a alteração do Status"/> <p:confirmDialog header="Confirmação"> <f:facet name="message"> <p:outputText…
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answers545
viewsA: Problem accessing a One to Many interface in Laravel
You need to set the foreign key in the relationship, so it stays like this: public function categoria(){ return $this->belongsTo('estoque\Categoria', 'categoria_id'); } So just access as an…
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answers545
viewsQ: Problem accessing a One to Many interface in Laravel
My Product model has the following relationship: public function categoria(){ return $this->belongsTo('estoque\Categoria'); } and my Category model has: public function produtos(){ return…
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answer149
viewsA: Why is my selectOnMenu of the primefaces rendered differently?
On your page where your select: <style type="text/css"> .ui-selectonemenu .ui-selectonemenu-trigger{ width: 25px !important; /* coloque aqui as propriedades do css que deseja mudar com a tag…
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answer191
viewsA: How to run a <p:confirm> through the bean?
Yes it is possible, follow the code: public void abrirConfirm() { RequestContext.getCurrentInstance().execute("PF('WidgetVarDoDialog').show();"); } this code serves to open a <p:dialog> also.…
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answer84
viewsA: How to access a "List" from the screen?
Just use: <p:selectOneMenu id="nature" value="#{pokemon.nature}"> <f:selectItems value="#{pokemon.listaNatures()}"/> </p:selectOneMenu> And another suggestion, it seems to me you…
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answer72
viewsA: Is it possible to return a value using Remotecommand?
Well you can do the following: public String testRemote() { String[] id = JSFUtil.getRequestParameterMap().get("id"); System.out.println(id);…
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answers402
viewsA: Redirect JSF error
It is because you are not sending the correct id, have to use #{cargo.id}. <p:commandButton icon="ui-icon-pencil" action="form?faces-redirect=true&id=#{cargo.id}"></p:commandButton>…
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answers18970
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viewsA: Why does JSF not recognize the component id in the View?
The problem is not that it recognizes the id but rather it is not finding the correct id path dialog. the right way would be update=":frmAtividade:dialogo-analise". Some components need to do this,…
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viewsQ: Difference between php <?php tags and <?=
Well I’m learning Laravel and I was left with a doubt following some tutorials. At certain moments within the view the tag is used : <?php foreach($produtos as $p): ?> and when will I get the…
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answers381
viewsA: How to create expression that returns 1,12,123,1234 in Python
The code is very simple: st = '' for i in range(1, 10): st += str(i) print st Online test: link.
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answers127
viewsA: How to invert values that are comma separated in mysql
Use the method explode to separate by , and then just reorganize. <?php $partes = explode(',', $row['latlng']); $latlng = $partes[0].",".$partes[2].",".$partes[1]; ?>…
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viewsA: What is the life cycle behavior of JSF 2 when validating mandatory fields?
This is the JSF validation lifecycle: Here is an example of a registration panel: <h:form> <h:panelGrid id="painelCadastro"> <h:outputLabel value="CPF:"/> <h:inputText…
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answer2713
viewsA: Conversion Error - Null Converter
When using a list of Objects in selectOneMenu it is necessary to create a Converter for him. That Converter will convert the itemValue of the item selected for a Plan object (in your case), example…
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answer58
viewsA: problem with Java validation
To process all fields of your panel you need a button. <p:commandButton value="Salvar" process="painel @this" update="painel"/> With this it processes your dashboard and does the validation.…
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answers949
viewsA: Add field by clicking button
There is no component of Primefaces specific to that. One way to do this is to use the component <p:dataTable>: <p:dataTable id="tabelaLogin" value="#{seu_bean.listaDeLogins}"…
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answers2205
viewsA: Nothing to migrate
To recreate all tables and run the files from seed, just run the command below. php artisan migration:refresh --seed He will roll back his bank and recreate the bank. Documentation: link;…
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answers1224
viewsA: Image Preview with JS
Follows the code: var loadFile = function(event) { var output = document.getElementById('output'); output.src = URL.createObjectURL(event.target.files[0]); }; <input type="file" accept="image/*"…
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answer939
viewsA: What is the name of the :: (double-point) operator in PHP?
Well, according to the manual, it’s the Operador de Resolução de Escopo, or - the simplest term suggested by the manual - dois pontos duplo. Link of the manual in PT-BR.…
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answer1254
viewsA: Spacing between JSF buttons
Use the attributes cellpadding and cellspacing to remove spaces between cells: <h:panelGrid columns="4" cellpadding="0" cellspacing="0"> <h:commandButton value="7" /> <h:commandButton…
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answer600
viewsA: How to change a dynamic template content when the user clicks a button?
You can do the following: Define a bean(com @SessionScoped or @ApplicationScoped) to control which page will be displayed. And in your xhtml: <ui:insert name="centro"> <ui:include…
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answer654
viewsA: Commandbutton Primefaces does not call the method
When to use action or actionListener: action is used when you will perform action/nagevação. Your method needs to return a String with the next destination or return null to stay on the same screen.…
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answers1460
viewsA: Message from "required" Primefaces
Just use the requireMessage of the component: <p:inputText id="inputValue" requiredMessage="SUA MENSAGEM" value="{beam.valor}" required="true" />
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answer1333
viewsA: Conditional validation in Primefaces component
Your search button is not processing the description field. You have two options to solve. first: Process inputText by its button <p:commandButton id="search" value="Pesquisar"…
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answers2211
viewsA: Primefaces p:datatable changing default message "No Records found."?
With this CSS you make the default line disappear: .ui-widget-content .ui-datatable-empty-message{ display: none; } There is no easy way to change the default message without changing the Primefaces…
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answers1849
viewsA: How to understand shopping cart logic in a JSF project?
One way you send an object or a list of it to another page is like this: For example in your method adicionar() add the following code: List<Noticia> lista = new ArrayList<>();…
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answers10669
viewsQ: As local network localhost address
I am testing a web application locally by pc and mobile, connect on pc using http://localhost and by cell phone http://192.168.xx.xx:8080. And I wonder if you have how to change the host address to…
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answer380
viewsA: Change Bootsfaces theme
From the agreement with the site for you customize you will have to build by the source of BootsFace. Follows the link from their Github where the Less folder is located.…
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answer261
viewsQ: Mirroring of Database
I am developing an application in Java using database PostgreSQL, locally. I would like to know if there is a way to mirror my local database to an external server? Is there an API on Java for that…
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answer159
viewsA: Relating entity to more than one entity
An example of bidirectional: public class User { private int id; private String name; @ManyToOne @JoinColumn( name = "groupId") private Group group; } public class Group { private int id; private…
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answer1148
viewsA: How to structure Hibernate Entity relationship annotations?
@One-To-One: The One-to-One association is similar to the Many-to-one association with the difference that the column will be defined as single. Example: @OneToOne public Endereco getEndereco() {…
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answers453
viewsA: Problems with table configuration in Primefaces
Try the following, I always recommend to use <p:row> and <p:column> in the <p:panelGrid>, if you want to change the size of the Labels column change the width in the first…