At the age of 14, Marcin Kleczynski had a problem: After downloading video games from shady online sources, he accidentally infected his family computer with malware. Who among us hasn't faced that decidedly nerdy teenage crisis?

Face it: Most of us don't know what we're doing. We're making it up as we go along, and any guidance offered by more experienced people can be precious. We'll take any help we can get. That's why, every week, we ask notable people how they work.

Look out behind you -- the zombie apocalypse is upon us! In today's popular media you can encounter zombies at every turn, but one of the most innovative uses of the zombie trope came from an app. Zombies, Run! uses a zombie survival story as a motivator for exercise.

Among the applications I always download when first setting up a new computer is FileZilla, the humble, open source FTP client. For those of us who have run our own little websites it's been a longtime staple of the webmaster's toolbox.

The humble text editor is an indispensable tool for many developers, web designers, writers, and people simply looking for a quick way to jot down notes. But there are much better options than notepad.exe; one of our favourites is Notepad++.

You might not realise you need Fences until you use it. It's such a simple app that helps you organise your desktop icons into separate spaces -- yes, fencing off different categories to organise your clutter.

When just want to write something down, too many bells and whistles in an app can hinder your work rather than help. Such is why there is Simplenote, a minimalist note-taking app and site that prioritises brusque but elegant functionality over superfluous features.

When was the last time you burned a DVD so you could watch a video on your TV? Or set up a laptop on the living room carpet, cables strewn about, so you could watch a video on the big screen? That's all becoming old hat, thanks to apps like AllCast.

What if you approached your life like a video game, treating your tasks as monsters to be battled and your daily goals as quests? That's the idea behind HabitRPG, a site and community designed to be a role playing game for your to-do list.

Using secure, complicated passwords is incredibly inconvenient, as the most secure passwords are the ones you can't remember. As high-profile security breaches become commonplace, many people are looking for solutions to securely manage their passwords, such as LastPass.

If you've ever tried to crack Wi-Fi passwords or test for security vulnerabilities on your network, then you're probably familiar with Kali Linux. It's a security-focused version of Linux that offers a multitude of tools to seek out weaknesses and secure your network.

We all live across multiple screens as our gaze hops from our phones to our laptops and to our tablets. How do you keep yourself in order when your digital life is sprawled about like a messy office? Pushbullet is working towards an answer.

Securing your online life is no joke, but many people still use the same password across different sites for the sake of convenience. Of course, that's bad practice and the most secure password is one that you can't remember. Which is why you need a tool to manager your online security like 1Password.

Alfred, as its congenial, obedient name suggests, is like a butler for your Mac. It's an app launcher, a search utility, and a general productivity tool that lets you automate aspects of your workflow without ever having to lift your fingers from your keyboard.

At its most basic, Plex is an app that lets you stream media from your desktop to any other device, whether you're using a phone or a tablet or another computer. But it's slowly become an entire ecosystem of media management across virtually every platform you could think of.

IFTTT -- meaning "if this then that" -- is quickly becoming a staple in many digital toolboxes. The service is like cross-platform programming: you can create triggers and actions to pipe information from one place to another.

Keeping a journal can have big emotional benefits, helping to keep your life in perspective while also fuelling your creativity, and one of our favourite tools to do so is Day One.

Scribd began as site to simply host and share documents. Essays, poems, novels -- whatever writers needed to share, Scribd offered a home for their words. And now it has grown into a fully fledged book subscription service.

Boomerang is like an email magic trick. The plugin lets you schedule emails to be sent whenever you'd like, hide messages for later (like hitting a snooze button), and it has a number of other useful abilities to ease your inbox woes.