Check if a String is Uppercase in Golang
The challenge
Create a method IsUpperCase to see whether the string is ALL CAPS. For example:
type MyString string
MyString("c").IsUpperCase() …Technical Articles
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How to UpperCase a String in Golang
In Go, there are multiple ways to make a string UpperCase, each of them are by using the strings package.
Option 1 (strings.ToUpper):
func ToUpper(str …
Return the Shortest Words in Golang
The challenge
Given a string of words, return the length of the shortest word(s).
The input string will never be empty and you do not need to account …
Read Article →How to Solve Pascal’s Triangle in Python
The challenge
Given an integer numRows, return the first numRows of Pascal’s triangle.
In Pascal’s triangle, each number is the sum of the …
Read Article →Creating a Multiplication Table for a Number in Golang
The challenge
Your goal is to return multiplication table for number that is always an integer from 1 to 10.
For example, a multiplication table …
Read Article →How to Remove Duplicates in an Array in Golang
The challenge
Remove the left-most duplicates from a list of integers and return the result.
// Remove the 3's at indices 0 and 3
// followed by …How to Dry Potatoes in Golang
The challenge
All we eat is water and dry matter.
John bought potatoes: their weight is 100 kilograms. Potatoes contain water and dry matter.
The …
Read Article →How to Reverse or Rotate in Golang
The challenge
The input is a string str of digits. Cut the string into chunks (a chunk here is a substring of the initial string) of size sz (ignore …
How to use Coroutines in Kotlin
Coroutines are a way to handle multithreading in Kotlin, read more about it from the official docs: …
Read Article →The Pair Type in Kotlin
val pair: Pair<String, Int> = "myKey" to 2
What is a Pair Type?
A utility class when you want to return 2 values that are not related …
Read Article →Get which Quarter of the Year in Golang
The challenge
Given a month as an integer from 1 to 12, return to which quarter of the year it belongs as an integer number.
For example: month 2 …
Read Article →How to Sum The Strings in Python
The challenge
Create a function that takes 2 nonnegative integers in form of a string as an input, and outputs the sum (also as a string):
Example: ( …
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