Posts by Leo Lima • 123 points
16 posts
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answer225
viewsQ: How to make a cross from a matrix in R
I have the following matrix: x y A = | 2 0 | | 3 0 | | 1 2 | | 1 3 | | 2 1 | | 2 2 | | 2 3 | | 2 4 | | 3 2 | How can I make a Cross as in the following figure when plotting this matrix on a graph:…
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answers703
viewsQ: Problem comparing Strings in Java during the while loop
I’m with this college activity and I’m having trouble closing the loop of my while, because even after informing that the name of the city is Zimbabwe Mines he considers as different and continue…
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answer44
viewsA: I can’t place a database data in a value of an input from my form
Wow I was already so close to the answer. Just remove the header("location: index.php"); why in putting this line of code I was redefining the value of $nome and $senha the emptiness, because the…
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answer44
viewsQ: I can’t place a database data in a value of an input from my form
This is a CRUD in php where the only option missing is the editing of a register, it happens that I intend to use the same form The problem is that when I click edit the fields of value inputs…
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answers630
viewsQ: Object not found! error 404 xamp
In this project I’m having trouble finding the route /admin I created, accessing the site index('/') the route that was set works normally, however access the admin index('/admin') the file is not…
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votes1
answer166
viewsA: Problem in issue 1046 of the URI site
here is the resolution: #include <stdio.h> #include <stdlib.h> int main() { int hr_inicial, hr_final, duracao; scanf("%d %d", &hr_inicial, &hr_final); if(hr_inicial <…
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answer166
viewsQ: Problem in issue 1046 of the URI site
I am getting a compilation error (Compilation error) in the URI site judgment on issue 1046, although it is working perfectly in my Code Blocks. Question: My code #include <stdio.h> #include…
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answer5846
viewsQ: How to remove inner shadow from button or input
When clicking on the button appears a gray shadow at the top, creating an effect kind of 3d, however I want to remove it. How I want it to look when I click: How are you: My HTML: <div…
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answer52
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answers50
viewsA: Problem alerting when validating fields
Solution for all blank fields to be highlighted and not just the first one: var formulario = document.getElementById("formulario"); formulario.addEventListener("submit",cadastrarVeiculo); function…
javascriptanswered Leo Lima 123 -
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votes2
answers50
viewsQ: Problem alerting when validating fields
I have a problem in the message that is printed from the validation of my form, it is only printed correctly when the last field is not filled or is filled, or the problem is in the execution of the…
javascriptasked Leo Lima 123 -
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votes2
answers722
viewsA: Data validation ASP.NET MVC works but does not display message
Controller: using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Mvc; using Projectinnovation.Viewmodels; using Projectinnovation.Models; using…
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answers722
viewsA: Data validation ASP.NET MVC works but does not display message
I was able to find the problem, in @Html.Validationsummary() I put @Html.Validationsummary(true), it has to be @Html.Validationsummary(), thanks for the help
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votes2
answers722
viewsQ: Data validation ASP.NET MVC works but does not display message
Good night! I am having a problem in my project where I am trying to validate with date Annotations and is working, only register at the bank if meet the validations, but the problem is that the…
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votes1
answer345
viewsQ: How to create a shopping cart in ASP.NET MVC
Good night! I am doing a project in ASP.NET MVC and I really need to create a shopping cart to receive all the items that the user click to add to the cart, for example the product will be on the…
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answer29
viewsQ: Is it okay to include a little bootstrap on the page you’re missing?
Hi, I’m creating a web system and so far only created the header and a sidebar with the options. Until now I was creating everything without using bootstrap, but I want to put bootstrap elements…