I’m trying to import data from a CSV file. I don’t have any issue about the importing process. But, when I’m passing an imported array from the CSV file to another method in another class, I can not get and print the values from the array. I got the following printing: [1, 2.0, [[Ljava.lang.String;@1e81f4dc]. “1” and “2” are imported values
Tag: parameter-passing
Having two for loop in a single Java Method
I have a method shown in the code below, I have a hashmap buffer and queue with several list in both. I want to search a particular message to set it true when it is stable; the message could be in either the buffer or queue. is it alright to lump the two for loop within a single method? or
A global variable as a method argument in the same java class: Is this bad programming practice?
Below code works just fine. But as a newbie I’m not sure if it’s bad practice to pass the global variables into the private method as an argument in the same java class. Is this acceptable? Is there a better or more acceptable way to do it, in case this is bad programming? Answer If the expectancy is that the
Javafx Is there a better way to add myObjects to GridPane?
i was searching for answer and trying so many options. Finally i found way to pass my own javaxf object to GridPane. But I still think there is a better way to this than I am doing. So here is my code: Main: By better way I mean, that there might be other way than passing GridPane and int x,
Modifications to nested object in JSONArray parameter do not stick
Consider the code below What I am doing here is comparing a hash value with the hashes of objects in the JSONArray. If a hash “match” (fuzzy) is found the function returns false. Prior to doing so it modifies the object which matched – the lines Whist this compiles and runs correctly, when I save and then retrieve that JSONArray
Passing a parameter versus returning it from function
As it might be clear from the title which approach should we prefer? Intention is to pass a few method parameters and get something as output. We can pass another parameter and method will update it and method need not to return anything now, method will just update output variable and it will be reflected to the caller. I am