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Android emulator shows nothing except black screen and adb devices shows “device offline”
...at runs emulators through team viewer. In Android Studio 2.0, this option appears in the downward arrow next to the edit button -> "Wipe Data"
– behelit
Apr 12 '16 at 7:13
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Writing a list to a file with Python
...e just trying to serialize a list to disk for later use by the same python app, you should be pickleing the list.
import pickle
with open('outfile', 'wb') as fp:
pickle.dump(itemlist, fp)
To read it back:
with open ('outfile', 'rb') as fp:
itemlist = pickle.load(fp)
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Strange function in ActivityManager: isUserAMonkey. What does this mean, what is its use?
I found the following function in package android.app.ActivityManager .
2 Answers
2
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Usages of Null / Nothing / Unit in Scala
...mple is this:
implicit def zeroNull[B >: Null] =
new Zero[B] { def apply = null }
Nothing is used in the definition of None
object None extends Option[Nothing]
This allows you to assign a None to any type of Option because Nothing 'extends' everything.
val x:Option[String] = None
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How to lay out Views in RelativeLayout programmatically?
... someOtherView.getId())
lp.addRule(RelativeLayout.ALIGN_PARENT_LEFT)
Just apply the layout params: The most 'healthy' way to do that is:
parentLayout.addView(myView, lp)
Watch out: Don't change layout from the layout callbacks. It is tempting to do so because this is when views get their actual...
How to automatically crop and center an image
...can use background-size: cover; to get the image to shrink or fill the div appropriately while maintaining the original aspect ratio.
– Nick
Apr 30 '13 at 16:48
7
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How to emulate GPS location in the Android Emulator?
...rsion: 2.3.3
In addition, to make your different locations coming to your application in real time, you can use GPX file. It's very easy to create this file from Google Map direction link:
Go to google map, choose a location, then press "Directions" and enter the second location.
After route is c...
How to use OpenFileDialog to select a folder?
...ember as a user I was blaming these poor programmers that made yet another app with this awful tree view dialog (which is just the FolderBrowserDialog). It is completely unusable: a bunch of root dirs, a missing favorites panel, and the most horrible — you can't even paste a path there! And now as...
HTML5 input type range show range value
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This is from mobile-web-app.blogspot.com/2012/03/… , still javascript. code<label for="rangeinput">Range</label> <input id="rangeinput" type="range" min="0" max="10" value="5" onchange="rangevalue.value=value"></input&...
How do I create a basic UIButton programmatically?
...ger, giving them the option of cancelling by dragging away (recommended in Apple Human Interface Guidelines)
– ayreguitar
Jul 29 '11 at 15:33
9
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