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Java 2022-03-03 23:25:02
how to check if an arraylist contains a value in java recursion
public static boolean contains(ArrayList<Integer> list, int value) { return contains(list, value, 0); } private static boolean contains(ArrayList<Integer> list, int value, int idx) { boolean hasInt = false; if... Add solution -
Python 2022-03-03 07:40:33
python list functions
list.append(x) # append x to end of list list.extend(iterable) # append all elements of iterable to list list.insert(i, x) # insert x at index i list.remove(x) # remove first occurance of x from list list.pop([i]) # pop element at index i (defaults to end... Add solution -
Python 2022-03-03 06:20:01
how to print a list nicely python
# Creating a list. Can also be floats and intagers list = ["a", "b", "c", "d", "e", "f", "g"] # Have a for loop and then print the answer index of the variable in the loop(i) for i in ... Add solution -
Java 2022-03-03 01:00:01
Android java toArray to String array
List<String> stockList = new ArrayList<String>(); stockList.add("stock1"); stockList.add("stock2"); String[] stockArr = new String[stockList.size()]; stockArr = stockList.toArray(stockArr); for(String s : stockArr) Sy... Add solution -
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Python 2022-03-02 18:05:03
merge two lists python
# Basic syntax: first_list.append(second_list) # Append adds the the second_list as an # element to the first_list first_list.extend(second_list) # Extend combines the elements of the # first_list and the second_list # Note, both append and extend modif... Add solution -
C# 2022-03-02 16:05:09
c# how to sort a list
var simpleList = new List<ObjectName>(); // Order by a property list.OrderBy(o => o.PropertyName); // Order by multiple property list.OrderBy(o => o.PropertyName).ThenBy(o => o.AnotherProperty); // Same but descending list.OrderByDescending... Add solution -
Other 2022-03-02 14:05:01
quicksort
// @see https://www.youtube.com/watch?v=es2T6KY45cA&vl=en // @see https://www.youtube.com/watch?v=aXXWXz5rF64 // @see https://www.cs.usfca.edu/~galles/visualization/ComparisonSort.html function partition(list, start, end) { const pivot = list[end... Add solution