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When and why should I use fragments in Android applications? [duplicate]
...vity, you decide it would be nice to display your application with, say, a listView that takes up half the screen and a webView that takes up the other half - so that when you click on a list item in fragment A it passes an intent to the webView in fragment B, and suddenly you see what you just clic...
Android: How to stretch an image to the screen width while maintaining aspect ratio?
..., you can do "totally dynamic cell heights" in a table view .. err, I mean ListView. Enjoy.
<com.parse.ParseImageView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/post_image"
android:src="@drawable/icon_192"
android:layout_margin=...
Are there conventions on how to name resources?
... start.
For example, I try to scope IDs within the activity.
If I had a ListView it simply would be @android:id/list in all the activities.
If, however, I had two lists then I would use the more specific @id/list_apple and @id/list_orange
So generic (ids, ...) gets reused in the R.java file whil...
Android image caching
...se first Constructor of DownloadImageTask (for example you have a image in ListView and you are setting image from 'Adapter')
USAGE FROM ACTIVITY:
ImageView imv = (ImageView) findViewById(R.id.imageView);
ImagesCache cache = ImagesCache.getInstance();//Singleton instance handled in ImagesCache cla...
Fling gesture detection on grid layout
...
@MarekSebera this doesn't work with ScrollView & ListView? how to handle them?
– Duc Tran
Jan 6 '13 at 22:31
...
How to customize a Spinner in Android
...r imageView.
Step3: For drop-down design, remove the line from Dropdown ListView and change the background color,
Create custom adapter like as
Spinner spinner = (Spinner) findViewById(R.id.spinner1);
String[] years = {"1996","1997","1998","1998"};
ArrayAdapter<CharSequence> langAdapter =...
Difference between android-support-v7-appcompat and android-support-v4
...tly displays and animates large amounts of data and is designed to replace ListView
v7-cardview: provides the CardView component, enabling the cards UI design pattern
v7-gridlayout: provides the GridLayout class, which enables organizing UI elements into a rectangular grid. Etc..
Other Libraries Th...
How to render and append sub-views in Backbone.js
...rces a bit more structure to Backbone apps, including specific view types (ListView, ItemView, Region and Layout), adding proper Controllers and a lot more.
Here is the project on Github and a great guide by Addy Osmani in the book Backbone Fundamentals to get you started.
...
RelativeLayout is taking fullscreen for wrap_content
... LinearLayout if you're not worried about the performance, i.e. it's not a listview item, or the views are relatively lightweight.
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URL-parameters and logic in Django class-based views (TemplateView)
...rs from within the get_queryset method, although I've only tried it with a ListView not a TemplateView. I'll use the url param to create an attribute on the object instance, then use that attribute in get_context_data to populate the context:
class Yearly(TemplateView):
template_name = "calenda...