Posts by Nathan • 794 points
80 posts
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viewsQ: Dispatch Drawer does not work
am trying to implement a Drawer in my app. As I want only in one of my screens. While trying to implement, I felt some difficulties. So I did step by step not to get lost. I created a button and I…
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answers904
viewsQ: Styling the page header with createAppContainer and createMaterialTopTabNavigator
Good evening guys, I’m having trouble with header stylization, because I created a main screen and I believed in it and imported the tabs. In this same file I call 3 screen tabs (business, contact,…
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answers21
viewsQ: How to generate limited number in c
I’m looking for a way to make some random numbers, and I have this code for now. I wanted to make random numbers of 26 to 100, and I’m not getting it... How could I do that? NOTE: I’m a newbie, and…
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answers70
viewsQ: When moving the scroll it makes i++
Good evening, I need to do a function, I managed to make the logic but I’m not able to perform... The logic is as follows... when scrolling the variable that was started with 0 becomes 1, moved…
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answer702
viewsQ: Radio button assignment via div
I need to ask a simple questionnaire of questions and answers of multiple choice, in this case I chose the radio button... In my PHP I’m receiving the posts and I’m already checking the answers with…
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answers539
viewsA: My css url is not working in codeigniter
I managed to solve my problem.... From what I was seeing, even if my base url is pointed to application, you’ll have to go the rest of the way. My solution was by applying/ before getting this way:…
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answers539
viewsQ: My css url is not working in codeigniter
Good morning, I’m learning to use codeigniter, and I’m having a problem with my css... inside the Applications folder I created another folder called layout, which inside it will have a header.php…
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answer68
viewsQ: I can’t do Insert in object orientation
I’m studying POO in php and I’m having a hard time, I’m making a simple platform that uses the CRUD (just to train). I created my own class and and the views and yet I’m not getting the Insert, if I…
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answers529
viewsQ: How to make a minimum ceiling and a maximum ceiling in a random number?
I am developing an application in Java and in my controller I have a function that generates random numbers. Example: In my first column I want you to manage from 0 to 8, so far OK. In the second…
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answer67
viewsQ: Run gif during webview load
Good evening, I’m willing to put a gif that will appear until the page on webview be fully loaded... gif already have, put a Compile and took the code from github, my problem is that I am not able…
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answer35
viewsQ: Problems with xml in different screen sizes
Good afternoon, I’m not able to understand how it makes the compatibility of various screen sizes in my application, I looked on the internet and youtube and there talks to create a folder within…
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answers30
viewsQ: I am unable to recover the id of a listview
Good evening, I created an xml with a Textview to insert in my Listview, because I want to make it custom.... But I’m not getting it back in my way that it is within the class Ragment? someone could…
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answer102
viewsQ: Loop of random numbers
Good afternoon, I’m trying to make a loop of my random numbers.... I have two spinner, one with a choice of how many random numbers and the other how many times it has to appear in a Listview... my…
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answers55
viewsQ: Duplicate random numbers
I created a class that contains a method that generates a random number from 0 to 61... in my Fragment I instituted within my event of button... My question is, how do I put the amount of times it…
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answer64
viewsQ: How to place a method value inside a Listview
Good evening, I’m creating an app that generates random numbers for me, only I had an idea that makes it easier for the user.... When he wants to generate more than one block of random numbers, he…
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answer76
viewsQ: Fragments does not disappear
Good evening, I am creating an app to train and in it contains side menu that each menu item calls a Fragment only that I’m in trouble, because when I click on an item it appears the called…
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answer403
viewsQ: Recovering Edittext text in Alertdialog
Good afternoon, I’m having a problem... When clicking on a button appears the alertDialog custom, IE contains an Edittext in it and a button Positive to the conclusion. Only I need to rescue the…
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answers316
viewsQ: Error sending data to Firebase
Good afternoon, I am developing an application and I am having problems sending the data to Firebase... I created a Registration screen where you have the email field, password and name. I imported…
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answer68
viewsQ: Problems with the instantiation of the chronometer
Good afternoon guys, in my application I am creating a "simple" chronometer but I’m having trouble running application. I created a class that contains two methods one of start and the other of…
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answers245
viewsQ: Error using a Static final String to build an SQL query
Good evening person, I’ve been searching around and I know that you can do CRUD organized... I know that the programmer creates a class with the strings, leaving for example public static final…
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answer70
viewsQ: I’m not getting the inclusion of the bank
I’m studying android and I’m doing the bank’s CRUD... only I made the code and put to run it does not work. It has the layout with a field to write what you want to save and on the side a button,…
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answers475
viewsQ: Problem with Gradle generating
Good afternoon... I have a serious problem, I already searched in forums and groups of Whatsapp and could not solve, I realized that it is only in windows 10... Come on: My problem is this, every…
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answers145
viewsQ: I am unable to list my Sqlite data
Good evening, I’m creating an application for financial control, and I’m testing the database, making it show me the data to see if the event Insert is working. When you open Activity that shows the…
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answer92
viewsQ: Importing the android project gives error in java.lang
Good afternoon, I installed the android IDE studio on linux and I opened the project I’m doing, but this giving error in the Gradle files, Windows was working without error, just came to the linux…
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answers560
viewsQ: Center a td according to width size
Good morning... I am creating an email marketing and it is responsive, ie the td are with float left and when decreasing the size of it it will fall one under the other. My problem is... when I…
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answers212
viewsQ: Email - Mobile Column Breaking Marketing
Good afternoon, I’m developing a website for an email marketing, it is ready, but I’ve been looking on the internet and I saw that to leave responsive without using media query... and I tried to…
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answer38
viewsA: Remove type when value is 0
Hello, then to work in other browsers follows below an example: background: -webkit-linear-gradient(left, #77e859 , #8ec982); /* For Safari 5.1 to 6.0 */ background: -o-linear-gradient(right,…
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answers107
viewsQ: My menu appears all broken in Safari browser
Good morning, I developed a website and when I open in Safari browser iphone and on Macbook it presents me all breaking... the li appears one below the other, in the mobile part when I open the menu…
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answer30
viewsQ: I am unable to update my table
Good afternoon, I’m developing an online bookmarking site, and in the part of the administrator where he controls the schedules of the table had created a field that can make changes at the time of…
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answers55
viewsQ: Function to convert letter size to SASS
Good morning, I would like to know how to do a function within SASS that receives a value in pt and convert to px. I know that there is a specific account for the conversion and also that you can…
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answer2122
viewsQ: Close content when click off menu
Good afternoon, I’m making a site that has a side site by clicking the button the menu comes to appear on the right side of the screen, and I need it to close when it’s clicked anywhere other than…
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answer773
viewsQ: Image Transition 4 images with Animate css3
I’m doing a simple advertising that alternates 4 images in the same div, only my problem is that the duration time between the 4 is not right... it gets one on top of the other in mode "messy", how…
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viewsA: Jquery addClass applies but does not give me the result
Stack people manage to solve the problem... was declaring the class and the header being that it did not need wrong code: .header-efeito { header{ height: 130px !important; } } sure code:…
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answer31
viewsQ: Jquery addClass applies but does not give me the result
Good morning, I’m having a problem, I’m trying to make an effect for my menu, when the user passes 200 in the scroll the menu increases using the height: 85px;, when scroll up it removes the class I…
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answers482
viewsQ: How to take bank line value and put in checkbox
Good morning, I have a problem here, I created a line <p> which shows me the database table data id and the hour. What I needed was to take that amount and put in value from the checkbox so…
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answer38
viewsQ: Decreasing code with php
Good afternoon, I don’t know if this is good practice but I’ve been looking on the net and realized that so on an html page calls the php menu content and closes and I’m trying to do that with the…
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answer235
viewsQ: When password or login is wrong session is not closed
Good afternoon, I made a schedule to check if the login data is wrong or not, when I put the wrong data it gives me a alert saying that the login or password is incorrect but when I click okay he…
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answers1276
viewsQ: I can’t go to another page with the header function
I’m having trouble with the header(), I made a schedule to change the database data and when I click on the button to change it goes to a blank page then I put the header("Location: AdmAgenda.php");…
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answers76
viewsQ: Problem with bank call for listing
Good evening, I am developing a system of hours, but I was barred by a connection problem so I could do the listing of my database on the screen... When I update the page it presents me two errors:…
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answers92
viewsA: What is the best way to develop icons for Android apps?
If you are using Android IDE Stúdio it already has a tool that converts image to icon... in this case you will in: right button in app folder > New > Image Asset (there you import the image…
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answers1351
viewsQ: Error "expects Parameter 1 to be mysqli, string Given in"
I am creating an Insert form for registration, but when I click on the button it is showing me error: Warning: mysqli_query() expects Parameter 1 to be mysqli, string Given in C: wamp64 www Beauty…
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viewsA: css properties do not bootstrap effect
Maybe the way you put it <link href="css/bootstrap.css" rel="stylesheet"> or you can change it directly from the bootstrap library but the way Guilherme Alvez mentioned putting the !important…
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answers207
viewsQ: When start the site already ask login
I’m creating a website and I’m having a question. How do I stop when the user enters the URL address or clicks a button that goes to admin.html, and automatically appears the login page? that is how…
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answer979
viewsQ: Wrong login and password with php
Good afternoon, I am creating a simple login and password system but I came across some strange error, when I put the email and password and try to enter it accuses me that the password is wrong,…
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answer46
viewsQ: The data is not saving
I created a project that contains the admin that selects the hours to be available to the customer and has the contact page, when I go first on admin and select the time and click update (button…
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answer41
viewsQ: Not printing my selected checkbox
Good evening, I created 3 checkbox and made an array method for when I click send it shows me the checkbox selected with your value, but this is not happening, I made this scheme because I am…
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answer174
viewsQ: Delete function of my table
I wonder why you’re giving this trouble. I created a function to delete the table from my database and instated the button to perform this function, but when I go to test it presents me an error.…
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answers683
viewsQ: Transferring values from one page to another with Angularjs
Good afternoon, I was wondering if there was a way to pass the data from one page to the other... I made a small function that when you press the button it changes the name, only it appears on one…
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answer71
viewsQ: Error sending php message
Good night created a test file for me to learn how to send a form to an email through php and when I run by easyPHP Devserver 16.1.1 and press the send button the page is blank and it doesn’t arrive…
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answer889
viewsQ: Problems with updated jquery
Good morning I’m starting a site and I put the bootstrap - I put the most updated jquery that has that in the case is 3.1.1 No inspecte de element it presents me an error... I went to visualize and…