Willi Mentzel

Willi Mentzel has asked 32 questions and find answers to 159 problems.

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Some people are so far behind in a race that they actually believe they're leading.
-- Uncle Junior (The Sopranos)

Willi Mentzel questions

How to remove all lines from a text file starting at first empty line?
Why does the nested PreferenceScreen not open when using AndroidX?
Having a getter return a non-nullable type even though the backing field is nullable
What is an acceptable way to format a long method call in Java? [closed]
Is it a good idea to use an ORM for Android apps?
How to draw a SimpleWeightedGraph on a JPanel?
How to get Exif data from an InputStream rather than a File?
String: Why is indexOf significantely faster than contains?
How to load a resource JAR with filenames including umlauts?
Why can "return" return a "return" in Kotlin?

Willi Mentzel answers

How to remove all lines from a text file starting at first empty line?
How to understand a fun with = in Kotlin?
In Kotlin: What is an elegant way to sum two values of a common key from two maps?
Does Kotlin have something like static variable inside a function?
How can I change this to use "for loop" instead of `forEach`
Why does the nested PreferenceScreen not open when using AndroidX?
Kotlin - any substitute for companion object inside of another object (not class)?
How to convert ArrayList to JSONArray() in Kotlin
How to multiply all integer values in a Range in Kotlin?
Concatenating strings with RxJava2