All Questions

2
answers

Concatenate variable in array

I have to request a json for a api , however I have to retrieve data from a form to complement this json , the problem is that by saving the data to a variable I can not put it Correct way within that json , I tried to c...
asked on 04.11.2017 / 20:28
1
answer

String Contains Empty returns true

Why does using Contains("") in a string non-empty return true? Example if ("MinhaString".Contains("")) { Console.WriteLine("String contém vazio"); }     
asked on 21.11.2017 / 17:30
1
answer

Error There are no comments for in the schema

I'm following a tutorial to access database via LINQ. In the video, I saw a function that returns me a list with the data of the database: public static List<LicitacaoOffline> Buscar() { DatabaseEstoqueOfflineDataContext oDB = new...
asked on 28.12.2016 / 18:56
1
answer

Text with background-color and transparent color

I need to apply a color: transparent to an element that has background-color: #fff . I've tried to apply a opacity: 0 but it applies to the element all of that, even in the background. My current html: <strong>mat...
asked on 14.11.2017 / 19:45
2
answers

Get only one PHP variable from another page with Jquery

To get the contents of a page I use the date, but I would like to know how to get only one variable on another page. I use this code: jQuery(document).ready(function(){ jQuery('.teste').submit( function(){ var teste = $(thi...
asked on 31.10.2017 / 14:53
1
answer

Concatenation different?

I'm starting to have a short time and I have to register only because I want the information entered by the user such as name, email and age to appear through an "alert" after he clicks the " Accept ". My HTML and Javascript files are already...
asked on 14.01.2017 / 23:30
1
answer

How to do JOIN in 4 tables or more?

I need to do a select in four tables but I'm having a headache with this, follow the image of how they're related: It would be something like: SELECT integrantes.id_integrante, integrantes_documento.nome_integrante, integra...
asked on 15.12.2017 / 14:30
3
answers

How to make an error message for this situation?

arq=open('filmes.txt','r') filmes = arq.readlines() def buscaPorGenero(): genero=str(input("Digite o gênero do filme: ")) while(True): for linha in filmes: linha = linha.split(";") if genero in str(linha[1]): prin...
asked on 12.12.2017 / 03:06
1
answer

How to add an external source in an SVG?

I have a logo that I made in SVG , in file .svg external, which uses a text with the name of the company, whose source is Open Sans Light . On my machine it works normally, due to the fact that I have the font installed....
asked on 22.11.2017 / 13:38
2
answers

What is the command using * ngIf to do a larger and smaller check

I'm using ngIF just to change the color of the object, but I'm needing to create one that results. MediaTotal is less than 70 and greater than 50. What is the correct syntax for doing this: * ngIf="result.MediaTotal
asked on 30.10.2017 / 00:22