Most voted "crud" questions
CRUD stands for Create, Read, Update and Delete in the English language, which are the four basic operations used in relational databases (RDBMS) or in user interface for data creation, query, update and destruction.
Learn more…176 questions
Sort by count of
-
0
votes0
answers29
viewsHelp with Firebase and Android studio, collect data
Guys I have the following list in the database Opening each user of the list I have this information I need to take this information and play for a model class android studio, for this I’m using a…
android-studio firebase kotlin crud realtime-databaseasked 3 years, 9 months ago Felippe Pinheiro 11 -
0
votes0
answers22
viewsProblem "Instance Member can’t be accessed using Static access." in a simple registration system
I’m trying to create a registration system and for some reason I can’t access the "put" (add) method, located in the "users.Dart", on the screen where the entries are shown, the "cadastros.Dart".…
-
0
votes1
answer43
viewsI have a problem in the relation between two tables in Sqlite using python/Django
I am making a simple CRUD, using 2 tables, the default user of Django and the citizen I created, I am using a foreinkey username to link the two, but in the form, instead of appearing a username…
-
0
votes0
answers14
viewsHow to pass to the form the dropdown selection of an API result
I created a form in React that searches for data from an API, and I need that in one of the form fields at the time of registration return the values of a second API (which has ID relation to the…
-
0
votes0
answers22
viewsEdit using PUT method
I wanted to make an edition by PUT method, but I have some problem with the query string. I could not solve so far because I am a new programmer in . NET Core. I have tried to define route, use…
-
-1
votes1
answer73
viewsI would like to know how to load data from one HTML into Other
I need to click on a new HTML the data provided by the first (HTML) to make the change. The proposal of the activity I am in doubt is as follows: "as soon as the customer’s registration is carried…
-
-1
votes1
answer180
viewsGrocery CRUD Callback
I need to set a message to the user, after validating a callback function, however, I do not enter anything related. It has a generic message that serves for the whole form, I want to by fields. I…
-
-1
votes1
answer60
viewsHow to receive data from a form that has repeated field names?
My final project of course, in a well summarized way is a game of questions and answers, in this project, I have the table "Alternatives", when I will perform the registration of questions, there…
-
-1
votes1
answer169
viewsTake data related to more than one table separately?
There’s no way I’m doing this. It seems to be with Join, but when I try, returns me zero records. I have the tables: TB1, TB2, TB3, TB4, TB...etc All with PK (ID) I tried that code: SELECT ID FROM…
-
-1
votes1
answer36
viewsInstance error
I’m getting the following error: Referência de objeto não definida para uma instância de um objeto. The line generating the error is as follows: var _TceView =…
-
-1
votes1
answer592
viewsGenerate a PDF page using Java on the back and angular on the front
I would like the help of someone, I am developing a system using Java with Spring Boot framework, and Angular on the front, and I would like to generate a PDF with a predefined template, just…
-
-1
votes1
answer144
viewsWhat is the difference between REST API and CRUD?
I researching about REST API realized that it is very similar to the idea of CRUD, but did not understand the difference. For now I have the idea that REST API is a modern way of saying CRUD.
-
-1
votes1
answer326
viewsHelp with PDO (PREPARE)
Hello. I am trying to make a CRUD using PHP OO. But when I run, I have an error in the preparation of the PDO class. I have only the bank registration code and the bank connection code for now:…
-
-1
votes2
answers63
viewsError inserting data into BD with PHP
When trying to enter data into the BD, displays the following message: Fatal error: Uncaught Error: Class 'usuario' not found in C: xampp htdocs CRUD interface cadastroUsuario.php:11 Stack trace: #0…
-
-1
votes1
answer1110
viewsProblems with CRUD in C language
Speak people, I need to do a CRUD with these characteristics there and I’m not getting, can you give me a light at the end of the tunnel there? thank you in advance. My problem is not in storage,…
-
-1
votes1
answer233
viewsCRUD in Python - Search() function?
Hello, I am doing a CRUD in Python using files and while doing the function "search" I found myself in a problem. The code is as follows:: def buscar(): n = input('Digite o nome do contato a ser…
-
-1
votes1
answer342
views -
-1
votes1
answer36
viewsValidation Unique PUT and POST UNIQUE in REQUEST Laravel
I have a problem validating the Unique field. My problem before was q if I was going to update the value I didn’t edit, because I was accusing q the value was Japanese, I solved it, but now it…
-
-1
votes1
answer24
viewsHow to pass string to struct within the function
Hi, I have to do a CRUD in C, but I have a problem, I have to pass 3 strings to a function but I have no idea how to do, I’ve tried everything... #include <stdio.h> #include <stdlib.h>…
-
-2
votes1
answer81
viewsView recent products registered with php in thumbnails
I have a page and I need to display at index some 4 Thumbs with the latest products registered in my mysql database, I want to do this using php. If anyone can help thanks. My index uses bootstrap…
-
-2
votes1
answer79
viewsI can’t enter data numbers float
<?php require_once('cabecalho.php'); require_once('conn.php'); ?> <?php $nome = $_REQUEST["nome"]; $preco = $_REQUEST["preco"]; $query = "insert into…
-
-2
votes1
answer82
viewsDoubt about changing data in PHP MVC
I need to update a client’s data on my MVC project. It is a form that must update two tables in the database: "user" and "patio", but only "user" is being updated, which can be? Returns no error,…
-
-2
votes1
answer558
viewsget data with PHP + codeigniter by clicking a button
Good afternoon guys follows a doubt I have a list as below: By clicking history I am directed to this page: This page is showing all comments made for the customer to overcome By clicking on new…
-
-2
votes1
answer122
viewsUnhandled Rejection (Typeerror): this.setState.list is Undefined
I’m doing a project of the kind CRUD with the React and in compiling it appeared: "Unhandled Rejection (TypeError): this.setState.list is undefined" export default class UserCrud extends Component {…
-
-2
votes1
answer36
viewsProblem with Jquery button
Guys I have a problem in my code that may be simple to solve but I ended up getting stuck, I’m doing a crud and the add, edit and delete buttons added via Controller in the construction of table…
-
-5
votes2
answers463
viewsCannot find module 'body-parser'
Node code shows this error: