Posts by Marcelo L • 95 points
9 posts
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answer2975
viewsQ: Flutter passing data between screens
I have a doubt that I believe to be simple but as I have never done so I am struggling. I want to pass the data of a contact to another screen of the app. Where I call an Actionsheet that appears…
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votes1
answer615
viewsQ: CRUD in flutter
I have a doubt, I know what the problem is but I have no idea how to solve. In a crud I have a parameter idade which is int (defined as INTEGER in the bank) and I can not register in the bank but if…
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answers3211
viewsQ: Conversion of values into flutter
I need to take a figure that comes from a field like text. However, this field only receives numbers. Text field: Container( child: CupertinoTextField( textCapitalization: TextCapitalization.none,…
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votes2
answers785
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answer173
viewsQ: Textfield flutter using Cupertino theme
I need to do a search bar next to this field "Contacts": child: CustomScrollView( //semanticChildCount: totalRows, slivers: <Widget>[ CupertinoSliverNavigationBar( largeTitle:…
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answers77
viewsQ: Login and null php data
I’m having a problem with the login and profile function. What I understood from the tests was that when a var_dump is given in $_SESSION it shows an array that comes NULL and another with the…
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votes1
answer57
viewsQ: Doubt with variables and display in the list with PHP
I wanted to know how I could display this data: <?php // session_start(); include("conexao.php");//chama o arquivo que faz a conexão com o banco $sql = mysqli_query($conn, "select * from usuarios…
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answers214
viewsQ: Error: "Return should not be followed by an object expression"
I have this function that has a simple registration but is not registering My doubt would be on that return RES; which gives the error message below the code. //botao para cadastrar OS private void…
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answer112
viewsQ: Do you need to do a controller method to get a model list method?
I have a question if you need and if yes how to create the list method in the controller (I am using MVC) follows the code in the list model: // MÉTODO PARA LISTAR RANKING DE CERTA CATEGORIA public…