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"Hi, Amigo. Today Bilaabo will tell you about recursion." "As you know, in Java some methods call other methods. Additionally, when a method is called, specific arguments are passed to it, but the method's local variables take certain values while it runs." "Uh-huh." "And as you know, different methods' internal variables are independent of one another." "Uh-huh." "So imagine the situation where a method ..."

"Hi, Amigo! I found some great tasks for you ..."

"Hi! I decided to give you another small lesson about garbage collection." "As you already know, the Java machine itself monitors when an object becomes unnecessary, and deletes it." "Yep. You and Rishi told me about it earlier. I don't remember the details." "OK. Then let's go over it again ..."

"What, do you miss me? Here you are ..."

"Hello again!" "Now I'm going to tell you about one more wonderful thing: WeakReference." "It looks almost the same as SoftReference ..."

"Hi, Amigo!" "Hi, Rishi!" "Well, how was your day?" "Brilliant! Today Bilaabo told me about recursion, and Ellie told me about weak and soft references." "Did she tell you about phantom references?" "Are you talking about PhantomReference? She mentioned it, but didn't explain it in detail." "Great, then I hope you won't mind if I fill this gap." "Of course! I'll listen to you with pleasure, Rishi! ..."

"Oh, there you are! Did you remember that we have another lesson today?" "No, I was just looking for you. Almost…" "Excellent, then let's start. Today I want to tell you about logging." "The log is a list of the events that have occurred. Almost like a ship's log or a diary. Or Twitter — maybe you can relate better to that. Unsurprisingly, a logger is an object that you use for logging ..."

"Hi, Amigo!" "Let's continue our lessons on how to google." "Here are some exercises ..."