Most voted "mobile" questions
Questions related to software development for portable devices such as mobile phones (en: mobile) and tablets, on or off the web (mobile sites) (apps).
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answer8201
viewsError React-Native run-android
I installed the React-Native-cli, android sdk and the emulator of android. I managed to do the init but when I run the command React-Native run-android it shows the log: Scanning 577 folders for…
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answer99
viewsHow to allow an App to send notification
Hello, I am developing an app and before the person login, I ask the user for permission to the location of the same, this is already ok, but I need to put also then a permission to send…
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answers42
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answer110
viewsMobile flip card version
Good afternoon, I created a version of a Section to appear only in the small screen version, a flip card, but when opened in mobile, the animation does not appear, and becomes static. Someone could…
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answers55
viewsImport code in React Enable windows for Mac
I’m having a question with React Native. If I develop in the environment Windows, how do I pass this code on Mac to distribute the project to Android and IOS?…
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answer2142
viewsReading barcode in React-Native
How do I read barcode by phone camera with React-Native?
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answer78
viewsWorking Volley Android Error
I’m creating an application for Android that sends via Volley some strings. I would like to know how I work errors, for example, if the server is offline. Follow the code for sending strings:…
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answer25
viewsSearch in mobile live element
I’m doing test automation in the company where I work, using Java/Selenium and I’m facing a problem when doing automation in the app, because the structure they use here for development is alive, so…
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answer1147
viewsDelete data from Sqlite database
I’m making a database program. I wish I had the option to delete a data from database Sqlite. So here’s what I did: In my OpenHelper called the following method: public void delete (){…
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answer239
viewsHow do I stop leaving two radio buttons, one on the other using Angular and IONIC 3
I’m having second thoughts about how to leave radio buttons next to each other. Being able to do this normally, but I’m having problems because of the radio-group <ion-list radio-group>…
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answers143
viewsError starting a Flutter app on Physical Iphone
I’m trying to run an app written in Flutter on physical iPhone, when I run the command flutter run deploy is started, but it carries infinitely. When I run via x-code the error below is presented…
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answer350
viewsAdd keyboard when using if in Textformfield in Flutter
I am with a plugin to select the country code and a TextFormField to enter the email/mobile. I have a variable to display or not this CountryCode. The problem is that when typing a number in the…
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answers13
viewsPush Notification - Own service
I wonder if someone has already implemented a push notification service of their own, if there is such a possibility. I have a React app on and multiple cloud services that communicate by messaging.…
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answer447
viewsIframe error not clicking on Mobile (mobile)
I’m having trouble seeing iframe only on mobile devices (in dev tools simulating mobile works ok, the situation is as follows: Website in wp Really Simple SSL plugin installed (I ran tests with it…
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answers695
viewsConvert a string with HTML Code into an HTML object(Tag)
good morning. I have the following problem: I am implementing the integration between the company’s mobile application and the VIMEO platform. I’m using the oEmbed type integration, and from their…
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answer23
viewsButton directing to visited page
Good Afternoon I have a problem with Ionic, I have a boot that is directing to my home page. Since when I direct, the Home Page appears as if I was already visited, the arrow appears to return. What…
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answers45
viewsZxing does not read CODE 128 Barcode with more than 8 characters
I need some help, I made a code to read Barcode from the camera of the Cell phone. When I put more than 8 characters in CODE 128 the system does not read. In other formats Read but in code 128 no.…
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answers247
viewsHow to use values from each entry in Xamarin?
The code at the moment is like this, I am doing all the visual part in the Behind code even, without implementing anything directly in XAML. I create the number of Entries according to the value…
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answers77
viewsHow to delete a photo from the gallery on Android
I have a code where I’m using my camera to take a picture, then I put it in a Imageview, only for viewing as it is saved then in my Sqlite. I wonder, how do I delete this photo from the gallery,…
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answers663
viewsIonic application on different versions of android
I’m having a problem creating an apk that runs on different versions of android. My phone has version 6.0.1 and runs perfectly but when I tried to install on an android 5.0.2 the application opened…
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answers358
viewsESC function in Android Studio
A customer uses its own application in a data collector with Android 5.0+ system. The data collector is like a very robust smartphone used by companies, and in this case it has a physical keyboard…
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answers33
viewsProblem with Keyframe within @media on wordpress
Good morning I’m finding the following difficulty in editing a mobile code in wordpress css, I made an animation with the keyframe on the desktop with the code below, but it’s time to put this same…
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answer33
viewscolor mobile problem
It’s not the first time I’ve done that, and it’s a mistake that bothers me a lot, even though it’s a little insignificant: Sometimes I realize that the color of the fonts are not applied on iphone,…
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answers130
viewsProblem with setState in React Native: "Can’t call 'setState' on a Component that is not yet Mounted."
all right? I’m a beginner in React Native and in this app I’m making I can’t call 'setState' in the method I created. The name of the method I created is called includingMed() and I call it here…
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answers203
viewscloud firestore - Query with Data type fields
In the android application that I’m trying to mount, I have a filter screen by registration date and I need to perform the query in the firestore cloud using this field, in the database it is the…
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answers114
viewsSelect Google Maps Location, similar Uber/99
Talk people, all good? I’m making an app where I need to select where the user is, very similar to Uber and 99. However I do not want to rely only on Geolocation, I wanted to set directly on the…
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answer47
viewsError when taking photo with android camera - Glideexception - Onloadfailed
I’m trying to implement the function of taking the photo with the camera in my app, but without I’m falling into the treatment of failure in Glide onLoadFailed. I have tested other logics and can…
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answer595
viewsHow to change the status bar text color with Cupertinonavigationbar
I’m trying to put the text of the iPhone color status bar in white color I already tried to put in main the Systemuioverlaystyle, with the statusBarColor and the light brightness but it didn’t…
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answer58
viewsHow to create a class to connect to in Firebase?
I’m trying to create a class where I’ll connect in the Firestore of Firebase, and then I’ll take this class and instantiate it where necessary, I made this part of the code but I don’t know what…
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answer153
viewsProblem with IONIC versions
Currently the Ionic is in version 4, but I prefer the Ionic 3 mainly to program the themes of my application. So I did the downgrade for version Ionic 3.1.0. But I’m faced with a big problem, typing…
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answers64
viewsChange widget height in horizontal scrollview
How do I make a horizontal Scrollview resize the height based on the active card? The problem occurs when a list is 600px high (for example) and another list is 300px high. The expected height of…
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answers2509
viewsHow to add 64-bit and 32-bit native codes to an Android app?
I’m having trouble publishing an app version. The Play store is notifying me about the new 32-bit and 64-bit architecture: "This version does not comply with Google Play 64-bit requirement The…
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answer212
viewsSELECT with SQLITE and Xamarin.Android
I’m trying to run a database check, but it’s not working. I still don’t understand how to do the research based on a criterion, using Sqlite and developing the application using Xamarin.Android. The…
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answers90
viewsiframe with problems in mobile version and resolution changed
I am developing my first website and am having some problems with a page; specifically the Portfolio page. To create a catalog menu, I used an iframe with the images and created a menu to direct the…
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answer49
viewsSet voice value in an editText
When I press the button I speak the name for example might it put the autofocus in editText, but when it is with Focus in edittext should press the button and say the value to be written in that…
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answer47
viewsLow Resolution IONIC CAMERA
I’m having a problem with the resolution of the photos in my app. My file TS. this with the following settings: import { Component, OnInit } from '@angular/core'; import { PictureSourceType, Camera,…
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answer59
viewsBeagle 1.4 cache problem
I’m using Beagle 1.4 (usebeagle.io) in a partially server driven Android app. I have the cache disabled in Beagleconfig, but when I get to the screen with the Beagle UI, the app crashes. I do not…
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answers35
viewsFlatlist after creating a Scroll, to render correctly
After 7 to 9 names, when creating a Scroll for viewing, Flatlist starts rendering a name only after another is inserted, and this only happens in tests on Android, the web is working normally. GIF…
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answers10
viewsReplacing Datepickerandroid and Timepickerandroid by Datetimepicker, but I can not use
I’m doing a project of a course I bought, but in a certain class is used the DatePickerAndroid and TimePickerAndroid, that have been discontinued (including Timepicker no more). The code was as…
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answers20
viewsHow to save spinner items in firebase
I’m a beginner in android studio and I stuck in a part, I already looked here in the stack I saw some possible solutions but they didn’t work for me, I don’t know if it’s because of my code, come…
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answer210
viewsSQL CE Insert Error in Database
I am creating an application for a PDA, when I try to insert data in the database I always find this error. There was an error Parsing the query. [ Token line number = 1,Token line offset =…
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answer463
viewsHow to install an apk directly from my application, with Titanium studio?
I need to be able to update an application, without the need for it to be in the Play Store or the client to access the internet to download it. I need something automatic, but without customer…
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answer2468
viewsBootstrap increase input
I’m making a mobile application and I’m testing the creation with Bootstrap, only a problem has arisen: <input type="tel" class="form-control" placeholder="Código Estabelecimento" required…
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answer82
viewsDesigner Pattern for Objective-C
Guys, someone knows a good book, booklet, or blog that explains well about Designer Pattern, specialized in Objective-C/iOS, with good examples and updated?
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answer344
viewsAs parameter step in html to load in android Webview
I need to pass parameters in the "image" and "embed" tags to load into a webView, but the parameters should be from the Android Assets folder int height = PKViewSize.getHeightOfDisplay(context); int…
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answer205
viewsHow to type by voice Phonegap Framework?
I’m making an application, using the phonegap framework together with jQuery Mobile. The question is: I would like to add the voice typing function, and my field input is number type, or is only…
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answers365
viewsCordova battery API does not work
I’m trying to use the Cordova Batterystatus API and I’m not getting it, neither in the Intel XDK emulator, nor in the debug on my Android and when I get a .APK. It just doesn’t happen when I run.…
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answer136
viewsAdobe air apk does not run on android 4.4.4
I’m using version 15.0 of SDK Flex and AIR, but even so my application does not run on mobile Moto G, which has its android version of 4.4.4 Can you tell what it can be?
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answer110
viewsExternal mobile database
I’m new to mobile programming. I use sqllite as a database. However, I can only create and use a local database. I wonder if there is another database or sqllite option to be doing a CRUD. For…
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answer114
viewsError reopening Map in Fragment inside Drawerlist
I’m developing an Android app and I’m having a navigation problem between Fragments. I created a drawerList and in it I have some Ragments, in one of these Ragments I have a map, when I initially…