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Android Fragments. Retaining an AsyncTask during screen rotation or configuration change
...is is pretty straightforward. I added a callback into this activity so it knows when the task is finished, but you might not need that. Mainly I just wanted to show the fragment-activity callback mechanism because it's quite neat and you might not have seen it before.
public class MainActivity exte...
Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
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How to create a Custom Dialog box in android?
...Radius="20dp"
android:topRightRadius="20dp" />
</shape>
Now, add this curve_shap.XML in your main view Layout. In my case I have used LinearLayout
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android...
How to implement Android Pull-to-Refresh
...rolling of a header view using smoothScrollBy (API Level 8). The widget is now updated with support for 1.5 and later, please read the README for 1.5 support though.
In your layouts you simply add it like this.
<com.markupartist.android.widget.PullToRefreshListView
android:id="@+id/android:...
Ruby on Rails Server options [closed]
...ytes) and sends it back over the socket.
However Mongrel is quite dated, nowadays it is no longer maintained. Newer alternative application servers are:
Phusion Passenger
Unicorn
Thin
Puma
Trinidad (JRuby only)
TorqueBox (JRuby only)
I'll cover them later and describe how they differ from each...
图片处理使用指导 · App Inventor 2 中文网
...理1.AddTextWatermark(图像位址, 计时器1.FormatDateTime(计时器1.Now(), "yyyy-MM-dd HH:mm"), &HFFFFFFFF, 0, "右下")
}
要点：
字号填 0 时按图片宽度自动（约宽度的 1/20），不同分辨率的照片水印比例一致；
位置可填 左上、右上、左下、右下...
Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
...008-R2). I've received "Server is unavailable" errors before, but am now seeing a connection timeout error.
I'm not familiar with this - why does it occur and how can I fix it?
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Why should a function have only one exit-point? [closed]
...y a single exit point - you have a single path through the method and you know where to look for the exit. On the minus side if you use indentation to represent nesting, your code ends up massively indented to the right, and it becomes very difficult to follow all the nested scopes.
Another is that...
In what cases could `git pull` be harmful?
...it of a (fake) linear history
Not cleaning up branches is good. Each repo knows what it wants to hold. Git has no notion of master-slave relationships.
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How do I calculate tables size in Oracle
...ering how I can get at tables size in Oracle 10g.
I have googled it so I'm now aware that I may not have as easy an option as sp_spaceused. Still the potential answers I got are most of the time outdated or don't work. Probably because I'm no DBA on the schema I'm working with.
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