mobile-phones

Develop applications to mobiles

Hi there, I have very easy question, but I simply have any idea of the answer. I have developed a small mobile-application using java, for my nokia. The problem is that when installed on my samsung the application simply crashed. Then I tried on my other nokia but different model, and I didn't got the normal behavior. So my question i...

Which Android app resolutions to support?

I see on the Android SDK pages, it mentions some screen resolutions to expect on Android platforms: Small screen QVGA (240x320), 2.6"-3.0" diagonal Normal screen WQVGA (240x400), 3.2"-3.5" diagonal FWQVGA (240x432), 3.5"-3.8" diagonal HVGA (320x480), 3.0"-3.5" diagonal WVGA (480x800), 3.3"-4.0" diagonal FWVGA (480x854), 3.5"-4.0" diago...

Setting zoom level on mobile browser

I am designing website for mobile access and I want to set page width, height and button sizes, so they display filling up the screen. For example if user is using HTC HD , the whole screen would be 480x800 with button sized 240x200. However IE mobile as well as Opera load the page with some zoom level, so the buttons display either too ...

How to send contact form info from a website as mobile SMS?

My client has a website but doesn't check emails often. He has a lot of web enquiries through the online contact form. He carries a mobile phone though. How to send contact form details that's submitted through the website to his mobile phone as SMS? ...

User permission to make a call

There might have been a restriction on originating (making) calls (voice or data) from mobile phones without an explicit user permission i.e. a window would pop-up, asking the user to press 'Yes'/approve or 'No'/cancel for a call attempt made by a software application on that cellphone/mobile. There seems though to exist API for making ...

Google Earth on Android

I have installed the Android Emulator: http://developer.android.com/sdk/index.html I now have it up and running using the eclipse plug in. What I want to do is interface with/open/access google earth on the Emulated phone.. Is this possible? ...

Configuring Displays for Different Mobile Devices

Does anyone know a way to have specific CSS style sheets based on the type of Mobile Device? I have been researching it a few days now and haven't found anything except this snippet of code for iPhones. <link media="only screen and (max-device-width: 480px)" href="iPhone.css" type="text/css" rel="stylesheet" /> This works great for iP...

Mobile web page size

Hey all! I have a developer designing a financial application to be used on a mobile phone via the phones browser. Now each page is 150kb wich to my opinion is way to large. No images are used as it is mostlyhtml buttons and css and possibly javscript. How can i minimise the page size? ...

SMS using Bluetooth COM port connection guidance

Mobile phone AT&T guidance? I connect my China/ and Nokia phone using Bluetooth COM PORT CONNECTION. It says COM at 5. How can I use this connection to send and receive SMSes using C#? For example, are there some resources to consult, or how would some example code look like? ...

How to recognize whether a web site is opened in a mobile or a PC

We have a site developed in PHP. It is working just fine. We have used JQuery for every kind of situation like slide shows, menus, etc. This site contains a lot of images which are large in size. because of this when viewed in a mobile phone user has to scroll a lot. How can we recognize whether the client (browser) trying to access ou...

Mobile Handset Detection

What is a good/accurate way of detecting mobile phone handsets programmatically? ...

Javascript callback on blackberry

I'm working on a mobile project, and I have a script that is dynamically generated on the backend and then appended to the document (the html page). Desktop browsers seem to append the script correctly and call any functions in the script, however, I can't get this to happen on Blackberry phones. I know that the script is being appending...

Tables versus divs in mobile websites

I'm totally confused on this matter, some say use tables and others say it's a bad practice to make use of tables and div tags should rather be used. What is the correct way when developing sites for mobile devices .mobi ...

j2me - compare 2 dates

I am developing a J2ME application (CLDC 1.1 and MIDP 2.0) and I was wondering, What is the best way to get the time span between 2 dates? thanks, Tal. Edit: Here is a little sample using the answer below: public class TimeHelper { public static long getTimeSpanInMilliSeconds(Date d1,Date d2) { return Math.abs(d1.getTime() - d2....

Windows Mobile 6.5 Application Data?

Can you tell me where to store application specific data on a Win Mobile phone. Let's say my app is named MyApp and I install it in the program files folder. I have two initial files in My Documents that it uses with no problems. But what is the correct destination on the device? Also, when I do an uninstall, do I leave the modified ap...

Programmatically confirm the existence of a mobile number

How do I confirm that a phone number is legit, or that it is connected? I want to prevent users signing up with bogus numbers. Is there a way to programmatically make a call or something? Or find out if the phone is alive, connected? ...

Is it possible to execute mobile phone applications on computer?-simbian OS-nokia

I want to use my mobile phone application on my computer how can it be done? ...

JavaMe Bluetooth service registration

Hello, I am trying to develope an application that offers a service via bluetooth. Everything works fine in the emulator but as soon I install it on a real device (6120/X6 Nokia) the service cannot be found. If I search for already registered services such as OBEX they are found. So I think it has something to do with the registratio...

Detecting dropped call in Mobile

Hi all , I'm using Motorola device and developed it with J2ME . I'm searching for a functionality to detect incomming or outcomming calls when dropped . I mean , when the call is dropped I need to recognize this event. Thanks ...

JavaME FileConnection url

Hi there, I want to save data to my Sony Ericsson K750i. I know the phone implements FileConnection version 1.0. The list of roots taken from FileSystemRegistry.listRoots(); returns single element named "c:/". I want to save a file.txt just about anywhere, but preferably to the memory stick attached. Unfortunately, it doesn't seem to...