Questions tagged as 'if'

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Question about selectOneMenu Primefaces java cascaded

Today I was developing a cascaded selectOneMenu, for that I followed the Primefaces documentation link That being the case, I implemented it in my code to make a cascade of these but in 4 levels: This is the locationBean.java: pa...
asked by 10.05.2018 / 06:04
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How would you then declare a loop with while, remove elements from it?

How could in this case draw the ages that are less than 18, those that are greater than 18 and then print them? I did it that way but the loop works but not the print. Edad_persona=int(input("Ingrese su edad:")) while Edad_persona!=999: pr...
asked by 07.04.2018 / 19:46
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Add a number of days or another if a condition is met or not

I try to add a number of days or another depending on whether the field Date_Pending is established. If it is, 30 days are added to that date. If it is not, add 15 days to the Opening_date. I can not get it to work, I think the problem is...
asked by 26.02.2018 / 22:00
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Key Error creating a nested dictionary within IF statement

I am running a piece of code that does not present any problem to me when executing it out of the if sentence but when entering it to the sentence it throws me: Traceback (most recent call last): if self.genero in self.DiccionarioRe...
asked by 20.02.2018 / 22:36
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Ionic 3 * ngIf does not update the view

I am working with Ionic 3. When I change the value of a variable in a component, the view is not updated in a page where it is integrated. I have looked at many answers to similar questions but I do not know how to do it. My code is this:...
asked by 19.02.2018 / 20:21
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Problem with if statement

Hi, I'm good at this and I do not know how to do it or by hitting enter or clicking START, the code works, enter but not click = > if (e.keyCode == 32 || document.getElementById ('validate MatchForm'). onclick) { let body = document....
asked by 10.01.2018 / 16:55
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Problem with image - database - IF

I have this file alta.php , what you should do the IF is to see if the user uploaded image or not, and then store it in the database or do not. This is not happening and I do not find the problem. I leave the codes: Alta.php $categoria =...
asked by 21.07.2017 / 20:56
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IF conditional in MySQL

I'm doing a system of inventories so far all my form inserted correctly just want to place a condition that does not allow insert another record with the identifier and then leave a notice that that is wrong. <?php require...
asked by 17.04.2017 / 21:17
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Conditional does not work correctly

At the beginning of my page, there is a song that plays automatically. When it ends, it should go to the next song, however I do not understand why it is not doing so, if in my conditional I place it, when the song ends, the next one starts. The...
asked by 13.04.2017 / 15:08
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Problems with the if in Java [duplicated]

The problem I'm having is approximately on line 72, because when you enter by keyboard yes, it does not work and goes directly to the else. Here's my code: package juegoDeAzar; import java.util.Scanner; public class Juego { //ENTRA...
asked by 04.04.2017 / 18:50