How can we put nil it into dictionary/array?

Question

How can we put nil it into dictionary/array?

1 Answer

Related questions

0 votes

Q: What can’t we put into an array or dictionary?

What can’t we put into an array or dictionary?...

asked Nov 10, 2020 in Technology by JackTerrance

0 votes

Q: What happens when we invoke a method on a nil pointer?

What happens when we invoke a method on a nil pointer?...

asked Nov 10, 2020 in Technology by JackTerrance

0 votes

Q: How to get _id field from table and put it into ListView

I'm beeing bit confused here. SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, R.layout.bugs_list_item, ... for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Jan 16, 2022 in Education by JackTerrance

0 votes

Q: How to put CREATE TRIGGER into TRY-CATCH block with TRANSACTION?

I'm not advanced programmer in SQL and maybe my question is silly, but I haven't found an answer ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Jun 2, 2022 in Education by JackTerrance

0 votes

Q: Is it mandatory to include underscores in variables in Python? For example, can I put myVariable in place of my_variable?

Is it mandatory to include underscores in variables in Python? For example, can I put myVariable in place of my_variable? Select the correct answer from above options...

asked Dec 19, 2021 in Education by JackTerrance

0 votes

Q: Convert two lists into a dictionary

Imagine that you have: keys = ['name', 'age', 'food'] values = ['Monty', 42, 'spam'] What is the simplest way ... 42, 'food' : 'spam'} Select the correct answer from above options...

asked Jan 30, 2022 in Education by JackTerrance

0 votes

Q: What happens if we put a key object in a HashMap which exists?

What happens if we put a key object in a HashMap which exists? (a) The new object replaces the ... programming questions and answers pdf, java interview questions for beginners...

asked Oct 25, 2021 in Education by JackTerrance

0 votes

Q: Is there some way that rust-cargo put DLL file into exe program?

I write a tool, It can get device id through the dll, and copy the id to clipboard. extern crate ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Parse JSON record to extract key and value and put into Map in java

I have one column in my table which will store data in string format the sample data is {"pre- ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Feb 27, 2022 in Education by JackTerrance

0 votes

Q: An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with k additional balls of the same colour

An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with ... does not depend on k. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

0 votes

Q: An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with k additional balls of the same colour as

An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with ... drawn now is white ? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

0 votes

Q: Put the following units of storage into the correct order, starting with the smallest unit first and going down to the largest unit:

Put the following units of storage into the correct order, starting with the smallest unit first and going down to the ... ) -> (d) Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

0 votes

Q: Which of the following data is put into a formula to produce commonly accepted results?

Which of the following data is put into a formula to produce commonly accepted results? (a) Raw (b) ... questions and answers pdf, Data Science interview questions for beginners...

asked Oct 30, 2021 in Education by JackTerrance

0 votes

Q: In LISP, the function returns t if <object> is a CONS cell and nil otherwise __________

In LISP, the function returns t if is a CONS cell and nil otherwise __________ (a) (cons ) (b) (consp ) (c) (eq ) (d) (cous = ) Please answer the above question....

asked Oct 22, 2022 in Education by JackTerrance

0 votes

Q: In LISP, the function returns t if is a CONS cell and nil otherwise ________

In LISP, the function returns t if is a CONS cell and nil otherwise ________ (a) (cons ) (b) (consp ) (c) (eq ) (d) (cous =) Please answer the above question....

asked Oct 9, 2022 in Education by JackTerrance

JackTerrance · Answer 1 · 2020-11-10T14:02:38+0000

The nil in initWithObjects: is only there to tell the method where the list ends, because of how C var args work. When you add objects one-by-one with addObject: you don’t need to add a nil.