You only have so much room in your brain, and nothing's worse than forgetting that one genius tip right when you need it. Stop trying to remember everything and pin these ten infographics to your bulletin board for quick reference on any topic.

Sunrise, one of the best cross-platform calendar apps, finally shut down on August 31. If you're looking for a replacement, our friends at Zapier put together a cheat sheet to make the transition easy for you.

Whether you're learning HTML or you're a practiced hand and need a refresher, this HTML cheat sheet gives you a quick reference for commonly used tags, what they do, how to use them, and examples of how they work.

Windows 10 comes with a few new keyboard shortcuts to take advantage of new features like the virtual desktop and the action center. Here's a handy table of shortcuts you might not know about yet.

Vegetable growing charts and infographics are handy for both beginner and seasoned gardeners, but planting advice can also depend on where you live. This interactive tool creates a customised chart based on your inputs.

Photography filters offer many benefits for your camera, from protecting your lens and reducing reflections to adding unique effects that improve your shots. This cheat sheet explains 11 of the most important filters you might consider using.

If you're looking to learn a programming language that's cross-platform and easily accessible, Java is one of the most practical languages out there. This handy cheat sheet helps you keep track of the basics while learn.

If you're still learning how to dress better, it can help to have some "cheat sheets" on hand. This graphic from Slaters shows you what colour shoes go with what colour suits.

If you're a regular user of Photoshop, Illustrator or do general web development, you probably find yourself drowning in a flood of keyboard shortcuts. Cheetyr helps make sense of them with a searchable database of keyboard shortcuts for several common apps and services.

Whether you need to know the part of the cow the brisket comes from, how many grams are in an ounce, how long to steam an artichoke, or how long fish keeps in the freezer, this graphic can tell you. Dubbed the "ultimate kitchen cheat sheet", it's packed with conversions, butcher's charts, food safety info and more.

Like Photoshop, GIMP comes packed with a lot of keyboard shortcuts so you can work in the image-editing tool more quickly and efficiently. This cheat sheet reveals them for you.

When in doubt, use your nose. That's how you'll know if pineapples, peaches and other fruits are ripe.

Keyboard shortcuts are among the best productivity hacks, and Adobe's design programs offer plenty of them. Whether you're just starting to use Adobe Photoshop or Illustrator or are already a seasoned pro, these shortcut cheat sheets could come in handy.

Getting used to Windows 8's new interface and features can take some time. Heck, just finding the desktop can be confusing. So, this Windows 8 quick reference card from CustomGuide is handy to have around.

We love keyboard shortcuts, and we love Gmail. This minimalistic Gmail cheat sheet brings the two together, visually highlighting the shortcuts that will help you use Gmail faster and easier.

Cropping photos of people can be tricky. There are so many parts of the human body you can cut off! This photography cropping illustration from Digital Camera World shows you the best -- and worst -- areas to crop a subject so you can avoid creating awkward people photos.

If you're experimenting with Linux, you'll probably need some help getting your bearings. This Linux cheat sheet runs you through common and helpful commands you'll need to know as you get comfortable with the command line.

Learning a new application? Have a cube-mate that pesters you with questions about an application they're learning? Print off a cheat sheet from CustomGuide.

Whether you need a poster to use for a presentation or a cheat card to keep by your monitor, TechPosters has a sizable archive of posters, diagrams, reference charts, and cheat sheets.