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David Landup

24 Posts Serbia Twitter Website

Design Patterns in Java

What are Design Patterns?

Design Patterns are simply sets of standardized practices used in the software development industry. They represent solutions, provided by the community, to common problems faced in every-day tasks regarding software development.

There's a myriad of design patterns, and you're probably familiar with some of them already.

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Linked List Programming Interview Questions

If you're interested in reading more about Programming Interview Questions in general, we've compiled a lengthy list of these questions, including their explanations, implementations, visual representations and applications.


Linked Lists are a data structure that represents a linear collection of nodes. A characteristic specific to linked lists is that

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Programming Interview Questions


If you're a programmer aspiring to work in a top-tier tech company like Google, Microsoft, Apple, or Facebook - you're probably concerned with the interview process.

These interviews can be daunting, especially if you're not familiar with the type of questions that you'll be expected to answer.

This is

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How to Send Emails in Java


Most websites today offer a subscription to a newsletter of any sort to let us know about their great deals, discounts, new products, services, and receipts.

When signing up on a website, we also (in most cases) receive an email to verify our email address and link it to

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