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How to lock orientation during runtime
...ing runtime? For example I'd like to allow the user to lock the screen to landscape if the user currently in landscape and toggle the menu option.
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What does a lazy val do?
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In contrast to a method (defined with def) a lazy val is executed once and then never again. This can be useful when an operation takes long time to complete and when it is not sure if it is later used.
scala> class X { val x = { Thread.sleep(2000); 15 } }
defined class X
scala> class Y ...
UIView frame, bounds and center
...to add more correct content.
First a recap on the question: frame, bounds and center and theirs relationships.
Frame A view's frame (CGRect) is the position of its rectangle in the superview's coordinate system. By default it starts at the top left.
Bounds A view's bounds (CGRect) expresses a vie...
Prompt for user input in PowerShell
I want to prompt the user for a series of inputs, including a password and a filename.
4 Answers
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Flask-SQLAlchemy how to delete all rows in a single table
...ery.delete() as query object as 'BaseQuery' object is not callable. Tested and verified.
– Shirish Kadam
Jul 13 '19 at 23:29
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Is it possible to rename a maven jar-with-dependencies?
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You can specify the finalName property to give the jar the name you want, and specify that appendAssemblyId should be false to avoid the "jar-with-dependencies" suffix.
The configuration below will output a jar called "test.jar"
<plugin>
<artifactId>maven-assembly-plugin</artifac...
Close virtual keyboard on button press
I have an Activity with an EditText , a button and a ListView . The purpose is to type a search screen in the EditText , press the button and have the search results populate this list.
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Python, add trailing slash to directory string, os independently
...os.path.join(path, '', '') or os.path.join(path_with_a_trailing_slash, '') and you will still only get one trailing slash.
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Difference between freeze and seal
I just heard about the JavaScript methods freeze and seal , which can be used to make any Object immutable.
8 Answers
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Aligning a float:left div to center?
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Or set the parent element font-size:0 and restore it on the child. Or use letter-spacing:-.31em on the parent and letter-spacing:0 on the child.
– Mike Causer
Sep 4 '14 at 2:06
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