Posts by Gabriel Rabelo • 72 points
7 posts
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votes2
answers553
viewsQ: React Hooks state does not update
I am facing a problem with upgrading a State using React Hooks. The problem is that subsequently the application of a .filter() I try to apply the resulting value of the filtering performed in a…
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votes1
answer299
viewsQ: Error: Undefined after an ajax request inside another
Follows the code: $("#l_linha").change(function(){ var linha = $(this).val(); var dados = $("#l_linha").serialize(); $.ajax({ type: 'POST', dataType: 'json', url: 'buscarPonto.php', async: true,…
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votes3
answers83
viewsA: Raspberry for monitoring system
Hello the Raspberry is a computer, so just you create a program with your desired purpose. There is a library called Opencv, exists for several languages... I recommend python because phython…
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votes1
answer35
viewsQ: Error in SQL query
Hello I have a table in the database that in it are stored several times. I am making a query only that this giving error. Consultation: select proximo from (select localizacao.horario as proximo…
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votes1
answer45
viewsQ: Problem with BD (foreign key)
My script is as follows. It is giving foreign key error and I cannot solve. CREATE DATABASE teste; USE teste; CREATE TABLE horario ( id_horario int PRIMARY KEY NOT NULL AUTO_INCREMENT, horario time…
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votes1
answer4481
viewsA: Flex line break
.elemento{ display: flex; flex-wrap: wrap; // Quebra a linha flex-direction: row; //Direção que você deseja } If you need more information about flex-box.…
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votes1
answer27
viewsQ: Problem to list database data
I’m having trouble storing the values of ORDER BY in php, I would like to store them in an array and show it on another page. Database file with function: function buscar_rank($conexao) { $sqlBusca…