Hour of Code: Build Your Robot World in Java

Learn the basics of coding while driving a simulated robot through a maze. By the end of this tutorial, you’ll be able to use variables, use Java commands called methods, generate random numbers, and use coding constructs, loops, to instruct the computer …


The “Split Strings” Challenge Using Java

The challenge Complete the solution so that it splits the string into pairs of two characters. If the string contains an odd number of characters then it should replace the missing second character of the final pair with an underscore (‘_’). Examples: Tes... (more…)

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