Android: Function to let user take photo or choose existing
- Category: AndroidOS
- Hits: 31473
A quick article on a function to allow the user to take a photo using their built-in camera or to choose an existing photo from their gallery.
Why?
I wanted both options to be available to the user and for it to replace a displayed image in an ImageView.
How?
Android: Replace return key with done, go, send...
- Category: AndroidOS
- Hits: 38931
A quick article on how to replace the return key on a soft keyboard (software based) on a touch-device.
Why?
I have an editText where a user can enter any text value but if they typed a return character, the app would crash because it didn't understand the data. I tried replacing the new lines but just stopping the return key or trying to catch it is an obsolete method.
How?
Android: Keytool and Google Maps displaying grey
- Category: AndroidOS
- Hits: 51985
- Microsoft Windows 7 Pro
- Android Studio v0.8.6 beta
- Java Development Kit v1.8.0_20
What?
The article below serves as a checklist to ensure I don't release an app that only displays maps to myself (again).
Why?
This took me a while to figure out so hopefully this will help others.
How?
The gist is that I was using the Test SHA1 when adding allowed Android Keys to the Google APIs console (there's so many) when I should be using the App SHA1 (I have now added both to the console).
Android Java: Remove first two entries from Google News feed in SimpleRssReader
- Category: AndroidOS
- Hits: 31254
A quick article on how to remove the first two entries from a RSS feed produced by a bunch of java files collectively known as "SimpleRssReader.
Why?
The original file reads of a feed from PCWorld.com. I adapted this to read a google news rss feed and the first two entries are "<query> - Google News", everytime. This article documents what I did to fix it.
How?
Basic to some but I'm new to the game. I'm trying to remove the first two entries from a news feed from a Google News feed.
Two icons created on Android
- Category: AndroidOS
- Hits: 22284
If you're installing an app and it creates two icons:
Why?
I don't think I'll forget this one but I was stumped for a bit until I found it on the a forum: Stack Overflow: Android App Development.
How?
Basically don't have the following declared more than once in the AndroidManifest.xml
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
MessageBox or AlertDialog in Android Java
- Category: AndroidOS
- Hits: 32702
A quick article on how to display a OK/Cancel popup which I use as a message to the user for debug purposes.
Why?
It's similar to javascript's message box or confirm box, only Android let's you redesign the dialog. For my purposes I have used an XML as the layout.
How?
This displays a standard Ok/cancel message popup which you attach to some event
Basic Android App using Google Maps and Current Location
- Category: AndroidOS
- Hits: 134518
- Android Studio (Beta) 0.8.6
- Google Android Maps API
What?
I am writing an app for a tablet running Android and wanted to include a Google Map. The following exercise focuses solely on creating an app which opens Google Maps at your current location.
How?
I couldn't find any instructions using the tools I had (Android Studio) which is why I've written this article.
$_SERVER['http_referer'] returns blank in Internet Explorer
- Category: Microsoft
- Hits: 21804
Thought I'd put a note about this as I spent ages rewriting an entire system. The HTTP_REFERER environment variable can be changed by the user anyway but I was using it as an additional validation check.
The only solution is to not use it for verification purposes as it will only work in every other browser except Internet Explorer (more specifically versions 6 and 7...???)
For more details: http://www.webmaster-talk.com/php-forum/19149-_server-http_referer-fails-under-internet-explorer.html