EzzyLearning.com (Tutorials, How TOs, Code Samples, Tips and Tricks)

How to Delete File from SD Card in Android

Waqas Anwar — Sat, 30 Jul 2011 14:12:10 GMT

If you want to delete file from SD Card you can use following code:

How to Change the ListView Divider Color and Height

Waqas Anwar — Sat, 30 Jul 2011 14:06:39 GMT

If you want to change the divider color or height of ListView you can use divider and divider height properties as shown below:

How to get Screen Size and Orientation in Android

Waqas Anwar — Sat, 30 Jul 2011 13:59:04 GMT

Sometimes it is important to know the width, height and screen orientation of the device so that you can re-arrange or re-size your views dynamically. Here is the code you can use to get width, height and orientation pragmatically.

How to Hide Scrollbars in ScrollView in Android

Waqas Anwar — Sat, 30 Jul 2011 13:48:57 GMT

If you want to hide the default scrollbars in ScrollView control you can use the following methods:

How to Create Multiline EditText in Android

Waqas Anwar — Mon, 25 Jul 2011 16:57:02 GMT

There is no separate control for creating multiline text boxes in Android. You can use same EditText control and set some of its properties to make it multiline EditText as shown in the code below:

How to set Vertical Alignment of Text in Multiline EditText?

Waqas Anwar — Mon, 25 Jul 2011 16:49:59 GMT

If you are creating a multiline EditText control and you want to set the vertical alignment of contents inside EditText you can set gravity property.

How to declare String array in strings.xml resource file

Waqas Anwar — Sat, 23 Jul 2011 01:18:05 GMT

You can declare String array in strings.xml resource file using the string-array element as shown in the code below. You also need to give name using the name attribute. This name can be used to access the array in layout files and also pragmatically in code.

How to find an element in IFrame using JQuery

Waqas Anwar — Sun, 01 May 2011 14:06:31 GMT

You have an iframe on the page showing some document, and you want to find an element inside the iframe using JQuery. You can combine contents and find method as shown in the following example code.

How to Count Total Items in DropDownList using JQuery

Waqas Anwar — Tue, 11 Jan 2011 00:54:31 GMT

You have a DropDownList control and you want to count the total number of items in the DropDownList using JQuery. You can using following JQuery code snippet.

How To Get DropDownList Selected Item Index using JQuery

Waqas Anwar — Tue, 11 Jan 2011 00:49:55 GMT

You have a ASP.NET DropDownList control on page and you want to get its selected item index using JQuery. You can using following code snippet.