How to use a HashMap returned from a method
Here I have a program which creates a HashMap within a method import java.util.HashMap; class Evan { public HashMap
Tag: return
How can I get the middle from two numbers?
could someone please tell me if I´m on the right way or if I´m doing it totally wrong? How could I do it easier? I ´m thankful for any helpful tips I also get that i & mm cannot be resolved to a …
Function stuck to a value (it returns but the value does not update) JS
I have a JS function that executes the following: when typing a text in the input, and pressing a button, the function analyzes the string to see if it has any of following letters: if it contains the …
How do I correctly implement this switch statement?
I’m new to Javascript and I cannot get my switch statement to work correctly with each function or my default. Every thing I have tried fixes one issue but creates another. How do I correctly use my …
Difference between return Error and throw Error
I found the following code in a project, that I do not understand.: get(key, store = null) { if (!key) { return new Error(‘There is no key to get!’); } let dbstore = this….
How to print a value in main function?
My goal is to: take an input (until user enters 0) or quit (if a letter is entered), run a few checks to throw out non-integers, add those values to a list, and then print the sum of list. I’m …
Do i also need to return string outside if-else condition ,when the return type is String
The compiler keeps telling to return string.I used if-else condition and from within if-else i have returned string.The compiler problem will be solved if i put return statement at the end of the code …
How to return 2 ArrayLists in java
I need to make a method that can return 2 ArrayLists. I have read some answers and came up with a few options: return Pair(arrList 1, arrList 2); This is the easier option, but I dont know if it …
Set the text of a Textview from a returned String array
public String[] getpathsFromJSON (String JSONStringparam) throws JSONException{ JSONObject JSONString = new JSONObject(JSONStringparam); JSONArray seriearray = JSONString.getJSONArray(“…
How to return an anonymous instantiated object in java
At step 4 i have to return an anonymous instantiated Student object using the 4 entered items of information. Since i could not find any forums addressing this, i need some help setting it up or an …