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Do fragments really need an empty constructor?
... If you pause the activity or destroy it. So you go to the home screen and the activity is then killed by Android to save room. The fragments state will be saved (using the args) then gc the object (normally). So on return to the activity the fragments should try to be recreated using the...
What are queues in jQuery?
... for delaying the request for heavy content that's below the bottom of the screen until it's scrolled into view. Using jQuery's queue() made those Ajax requests very smooth (even if you jump straight to the bottom of the page). Thanks!
– Jeff Standen
Apr 3 '1...
How to get the input from the Tkinter Text Widget?
...l happen so fast
# that you will not even see the window appearing on your screen.
# Keeping the mainloop running also lets you keep the
# program running until you press the close buton
root.mainloop()
share
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Differences between hard real-time, soft real-time, and firm real-time?
...l cable set-top box decodes time stamps for when frames must appear on the screen. Since the frames are time order sensitive a missed deadline causes jitter, diminishing quality of service. If the missed frame later becomes available it will only cause more jitter to display it, so it's useless. The...
How to implement a ViewPager with different Fragments / Layouts
... a simple layout file, only containing the ViewPager that fills the whole screen.
<android.support.v4.view.ViewPager
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/viewPager"
android:layout_width="f...
How do I obtain a Query Execution Plan in SQL Server?
...analysis and visualization of execution plans than SSMS.
Here is a sample screen shot for you to have an idea of what functionality is offered by the tool:
It's only one of the views available in the tool. Notice a set of tabs to the bottom of the app window, which lets you get different types o...
Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
...in a view controller:
class MyViewController: UIViewController {
var screenSize: CGSize?
override func viewDidLoad {
super.viewDidLoad()
screenSize = view.frame.size
}
@IBAction printSize(sender: UIButton) {
println("Screen size: \(screenSize!)")
}
}
...
What is a stream?
...when we open a file on our computer its entire contents is splashed on our screen for us to read. But how? Very methodically is the answer. The content of the file itself is another data structure. Suppose an array of characters. We can also think of this as a string.
So how do we 'read' this stri...
Disadvantages of Test Driven Development? [closed]
...ome just like seeing convoluted methods/functions bleed off the end of the screen. TDD isn't for everyone, but I really wish it were. It would make maintaining stuff so much easier for those poor souls who inherit code.
Maintaining the test code along with your production code
Ideally, your te...
How much does it cost to develop an iPhone application? [closed]
...design costs lots of money. Expect several designer weeks of work per app screen. Offshore teams do not do design.
Server development and infrastructure is critical if the app is to succeed. A slow server response, or an overloaded server will hamper your app, and crimp sales and satisfaction. Th...