Read Time < 1 minuteThis article is for you if you are worried about the line numbers while copying source code from blogs 🙂 Its really straight forward to delete line numbers if you are using eclipse IDE. Click on Toggle Block Selection Mode button on toolbar or press Shift+Alt+P. Once bolck selection mode enabled, you can select characters, …
Read Time 2 minutesHttps is way of securing http(web) traffic. There are many versions of establishing encrypted http connection but we will discuss here only the simplest one, used by most of the web sites running on https. Examples of these can by encrypted.google.com , gmail.com etc. Whenever there is an https (encrypted connection) you will notice https:// …
Read Time 2 minutesIt is advisable to use thread/asynTask or Service to handle long running task such as file I/O, internet access etc. IntentService is simple, easy to use and take care of many hectic tasks for You.Read more about IntentService atdeveloper.android . A simple use case of the topic can be: Your activity send a web request …
IntentService: Providing data back to Activity #android Read More »
Read Time 2 minutesPRE:You must be familiar with simple list view/spinner and simpleAdapter. By default listView only accepts a simple adapter with array of strings. However listView control be customized as you wish. Take a look of various listView use cases The world of listView Google I/O. We can add custom controls like TextViews, buttons, images etc and make them …
Read Time < 1 minuteMuch have been written and discussed about Intent filters and their types (explicit and implicit). I am just going to discuss their usage in basic/simple android applications. You don’t need to define any intent-filter (other that the launcher activity) if your application doesn’t call external intents e.g reading contacts, and you are not intended to receive …
Read Time < 1 minutePassing primitive datatypes between activities is straight froward, you can use intent.putExtra() and put anything like boolean,strings and integers etc. However you can’t pass custom objects between activities in this way.To pass custom objects between activities/services, we must implement parcelable or serializable interface to custom class. However parcelable is specifically designed for android and is …
Passing custom objects between android activities Read More »