Chemical Methods Search Results

How To: Solve a Rubik's Cube with the "green cross" method

This is a beginner's method to solving the classic 3x3 Rubik's Cube. It uses the "Green Cross" method, and can be learned in a few hours to a week, depending on how smart you are. Watch all three videos to solve it, and not only that, you will even see the inner workings of the Cube, to better understand how it works.

How to Train Your Python: Part 3, Basic String Manipulation

Last time in how to train you python, we covered the basics of variables and output. While we were covering variables, we talked briefly about strings. "String" is just a fancier way of saying "Word". A string is simply a set of characters encased in quotations, this lets python know that it is a word. Sometimes when we do things with strings we'll need to change them in order to do something. Python is case sensitive, for example "Null-Byte" is not the same as "null-byte". This is where mani...

How To: TAP Card Dissolved! How to Use Acetone to Transfer an RFID Tag to Your Phone

RFID cards are becoming a fairly common way to purchase goods, but they're already widely used to pay fares on buses, trains, subways, and trolleys across various cities. TAP cards are quick and reliable, but it can be a real pain to remember to bring them with you, especially if you weren't planning on using public transportation that day. Luckily, an intrepid tinkerer at Adafruit has managed to find a way to embed an RFID card into her phone, something you're far less likely to leave at home.

How To: Learn the 'quilt as you go' method

Quilting! Is there anything better!? Well, no, but one thing easier is the quilt as you go method. This video will show you what to do and how to do it. You'll want to have some baton, backing, thread, scissors and of course lots of pieces of fabric. The fabric doesn't need to be the same color or style and in fact, the more different the fabric the crazier your quilt will be. Check it out! Get quilting, and learn the quilt as you go method today!

How To: Create object arrays in 3D Studio Max 2010

See how to create arrays of objects in 3D Studio Max. While there are a variety of methods for generating object arrays, this clip looks at two of the faster methods for creating 1D, 2D & 3D arrays. Whether you're new to Autodesk's popular modeling software or a seasoned 3D artist just looking to better acquaint yourself with the application, you're sure to be well served by this video tutorial. For more information, take a look!

How To: Solve two linear equations by the elimination method

\When both equations in a linear system are in the form Ax + By = C, you can solve the system using elimination. How is this method different from substitution? The idea behind the elimination method is to create a new equation from a combination of the original equations in the system. The new equation is formed by adding or subtracting the originals. When we combine two true equations, the sum or difference must also be true.

How To: Create update and restore screen methods in Java

Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBoston will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to create and update restore screen methods when programming in Java. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Use common string methods when programming in Java

Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBoston will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to use common string methods when writing code in the Java programming language. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Use the toString method when Java programming

Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBostonian will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to use implement and use Java's toString() method. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Use polymorphic methods when Java programming

Want to write Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBoston will help you on your merry way to accomplishing just that. Specifically, this lesson will demonstrate how to work with polymorphism when coding in Java. For more information, including detailed, step-by-step instructions, watch this programmer's guide.

How To: Tie Vans shoes

Ever wonder what is the correct way to lace and tie your Vans shoes? There are probably a couple of different methods to do so and this video shows you one of those methods step by step. It's quick, easy, and will have you looking good in your shoes in no time. Enjoy!

How To: Solve a 5x5x5 Rubik's Cube faster

This video shows an explanation for an Advanced Edge Pairing method for the 5x5x5 Cube. The method used is as follows. First, you should match up edges on the middle layers (in the build ring) to form complete "tredges," or triple edge pieces. Then replace and store these tredges on the Up and Down faces of the cube. This method CAN be applied to any size big cube!

How To: Stand up on a surfboard

Surfing: Hang Ten The ocean is a force of nature that refuses any effort to tame it. To throw one's self on the mercy of this beast is a courageous act. With the help of this trick guide, you can learn to harness that power and push your water-borne adventures to new heights. See how to stand up on a surfboard.

How To: Draw blood with the butterfly method

If you are having a difficult time drawing a patients blood, you might want to considering doing the butterfly procedure. Watch this instructional medical how-to video to learn the proper way of drawing in blood with this method. The butterfly procedure involves drawing blood from the back of the hand. Start by placing a band around the wrist, palpating the back of the hand and identifying the direction of the veins.

How To: Stop on rollerblades

Learning to skate is one thing, but learning to stop is just as important. In this tutorial Patrick Eaves will walk you through the three different methods of stopping on your inline skates. The first method is the "snow plow". This method is recommended for beginners and only at slow rates of speed. To stop, slowly point your toes towards each other until you come to a rest. The second method is the "heel stops". On the back of one of your skates, usually the right, is a brake pad. When you ...

Spice Rack Explosives: How to Make Gunpowder with Salt & Sugar

The best chemistry experiments are those you can perform with items already laying around your house. With only some sugar, salt substitute and an instant cold pack, you can make your very own gunpowder! Being able to make homemade gunpowder without a trip to the store can be a lifesaver, no matter if it's just for testing out a Civil War-era musket, blowing up stubborn tree stumps, or preparing for battle when imperialists overrun your country.

How To: Make a DIY ice facial to constrict pores and brighten

Dermatologists and aestheticians looking to make a quick buck (or several hundred of them) will tell you that the best facial exoliation and brightening treatments can only be done via the doctor's office with specialty (read: pricey) enzymes, but the truth is that for short term skin bliss, you already have all the tools you need in your kitchen.

How To: Get rid of hiccups using question method

Are the hiccups killing you? Have you tried everything and still can't get rid of the dreaded hiccups? Well, here's a new method of getting rid of the hiccups and it's called the "question method". Learn how to get rid of those hiccups everytime by using this questions & answer interview that correlates with a breathing technique.

How To: Lower your blood pressure naturally with Suzy Cohen

Suzy Cohen tells us in this video how to lower our blood pressure naturally. Believe it or not, the urinary tract is connected with our blood pressure. A dietary supplement called "Asparagus extract" is recommended. Asparagus in vegetable form is delicious when served with a little butter or feta cheese. When you take it as a supplement, you get a bigger dose. It is a wonderful diuretic, which means it makes you pee a lot. You should take it in the morning, so that you do not find yourself ru...