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Questions tagged [mobile]

The tag Mobile should be used to mark questions regarding mobile computing issues. Mobile computing is a form of human–computer interaction by which a computer is expected to be transported during normal usage. Examples include smartphones and tablets.

Mobile OS-specific questions should be tagged accordingly. Please see , , , etc.

Mobile development refers to the process of programming specifically for hand-held devices, such as cell phones/smartphones, tablets, and PDAs.

Mobile computing is human–computer interaction by which a computer is expected to be transported during normal usage. Mobile computing involves mobile communication, mobile hardware, and mobile software. Communication issues include ad hoc and infrastructure networks as well as communication properties, protocols, data formats and concrete technologies. Hardware includes mobile devices or device components. Mobile software deals with the characteristics and requirements of mobile applications.

Reference

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Javascript .`keypress` event not firing on mobile device

On this page: https://subnetipv4.com/ If you click on any of the input boxes in the "IP Address" column, and press the "." or "/" keys (period or slash) it jumps you to the next input box. Or at least, it does on a desktop browser. On a mobile…
Eddie
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SVG in img tag sizing inconsistent, movement seems like dancing

Background I am developing a PhoneGap/Cordova app that should run on iOS and Android devices, and uses SVG images embedded as tags, using HTML attributes width="" and height="" to set their dimensions, and style="left: ...px; top: ...px;…
Yuval
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Slide-up view in Flutter

I'm trying to make something similar to google/apple maps screen in flutter. I just started experimenting in Flutter and I have a hard time understand that "Draggable widget". Could someone give me example code how they made their slide-up view, I…
Stroi
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How to get same coordinates from pointer events as from touch events while viewport is zoomed?

I was trying to use pointer events (e.g. pointerdown) instead of combining touch (e.g. touchstart) and mouse (e.g. mousedown) events to figure out the input event coordinates. var bodyElement =…
Johnyk11
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The webpage shown on mobile device has changed and squeezed (difference from desktop browser)

I have setup the website .It should show as the css setting . The page works when I use the PC device to browse .(it is squeezed a bit when using IPAD ) However , for the smaller screen size device ,like 5.5 inch smart phone . The webpage structure…
evabb
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Geolocation in javascript on iOS Safari

My objective is to return the coordinates of my geolocation using Safari on an iOS device. On my desktop browser, I am calling the function tryGeolocation() below with a Google Maps Geolocation API key. This works on desktop Chrome, but in Safari…
iskandarblue
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How reliable is detecting mobile devices by screen resolution?

This sounds a bit too good to be true, so please tell me if it is. If I have just one single version of a mobile website (no variations for different devices, just one website for all mobiles), how reliable it is to detect mobile devices by screen…
CodeVirtuoso
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Merge multiple .MOBI files into one

Downloaded a book in the .mobi file format. The files came separated by chapters. Hoping to find an application or a way to merge all the .mobi files into one single file.
KennyH
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2G or 3G data API

I'm trying to find out if it is possible to write an app to send data to a phone number using 2G or 3G Network? If so, what are the APIs that are available? Is there one for this purpose in J2ME. Thanks.
VM2
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Get colour of particular pixel from live camera preview - Ionic

I'm trying to recreate functionality which is similar to this: using Ionic. The screenshot demonstrates an inner circle on a live camera preview which grabs the colour along with an outer circle which shows the colour of the pixel currently being…
nopassport1
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Do mobile devices have enough CPU to support HTTPS for all of a website's traffic?

We are developing a web application intended for use on smartphones and other mobile devices, and we are thinking about running all traffic through HTTPS to make security simpler. I know that the CPU cost of HTTPS encryption for bigger computers is…
Reid
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change NativeScript TabView default behaviour

I’m building a NS angular2 app and I encounter a problem with the default behavior of the TabView component. I don’t want it to pre-load all data when component is created. How can I prevent this behavior from happening. I only want to load data for…
s2472
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Which notifications should i use, Push notification or local notification?

I have a cross platform application and i want to send notification to sign in users about their messages. Now I confused about uses of push, local notifications. What I think of Push notifications is that it is for sending Announcements to users…
Zain Ahmad Khan
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How can I insert a lightning bolt symbol for Google's AMP page format?

If you visit the Accelerated Mobile Pages HTML specification, you will see that the tag has a lightning bolt before the closing bracket: Is there a keyboard shortcut I can use or configure to insert this?
Connor Gurney
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iOS how to add a provisioning profile

I am using Xcode Version 8.3.3 (8E3004b). I have an app developed that I would like to deploy to Apple's App Store. In order to Archive and deploy, I understand I first need a provisioning profile. So, in the developer console, I set up an iOS…
Richard
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