Author Archives: sermojohn

About sermojohn

Professional Software Engineer

Success Tips

Hello, Just came across a very nice post titled as 9 Beliefs of Remarkably Successful People, http://www.inc.com/jeff-haden/9-beliefs-of-remarkably-successful-people.html I found many of these beliefs very inspiring, so hope you will have the chance to read and get inspired from them too! … Continue reading

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Android mixing preferences with view widgets

Hello Android devs and fans! It’s been a long time since my last post, cause I had to work hard on a project, but here I am again willing to share a lot of the technical info I gathered during … Continue reading

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Android Service Performance Tip

Hi there! While working on an Android project, I had modified a Service in a way that it didn’t stop itself anymore. This made me feel really embarrassed, when I found out that I had broken a critical rules, which … Continue reading

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Android LinearLayout gravity and layout_gravity explanation

Heya, Just came across a really informative post about the difference between the gravity and the layout_gravity attributes for Android UI design. These attributes are very important for laying everything where you want and can become quite complex when you … Continue reading

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SMS Content Providers and Delivery Reports

Hi there, I am back again, after a busy development period that didn’t leave enough time to write a post. But still it helped me that I had taken notes of what I would like to post for! As part … Continue reading

Posted in Android | Tagged , , , , , | 2 Comments

Android Flash Led Notifications

Hello Android funs! As we all know, many android phones, first being the HTC Dream (which I am glad to own, although I now use it just for testing apps), are featuring a LED on the front side of the … Continue reading

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Locating Android native resources

Hello Android funs, Yesterday I started looking for the default contact photo used in Android Contacts list, to use it in a contacts list that I am creating. Although, I already knew that many of Android resources can be referenced … Continue reading

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Posting source code in WordPress hosted blog

Hi there! Two days after my last post, I noticed that the example code from that post had been removed 😦 This is really bad, and proves me a bad tester! Hope to improve on this soon, which should be … Continue reading

Posted in Technology, Tips | Tagged , , , , , | 4 Comments

Using a State List Drawable as a button background image

Hi there! As a response to a subscriber’s question, I decided to present an example of making use of the State List Drawable as a Button’s background image. For using text and image on a Button widget, you can make … Continue reading

Posted in Android | Tagged , , , , , , | 1 Comment

Specifying UI dimensions in Android

I am back with a very useful tip that will prevent us from lot of trouble, when it comes to UI elements size on different screen sizes and screen density. In order to ensure that a graphic or text looks … Continue reading

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