Common Symbols Search Results

How To: Draw a Lewis dot structure for nutrite anion

This video shows you how to draw the Lewis electron dot structure for the nitrite anion- first you start by drawing the symbols o, n and o, in that order, and then you proceed to draw two dots on the top of the n, and one on each other side.On the 'o' on the far left, you draw two dots on the top, and two dots on the left, putting just one dot on the bottom and the left- the right 'o' mirrors this pattern.Next you link all three letters with two lines, using the single dots on the left and ri...

How To: Orient a map and use a compass as a Boy Scout

Second Class Boy Scouts work on building their outdoor survival and camping skills. Compass work, nature observation, camp tools, and swimming are areas where new skills are mastered and demonstrated. A second class scout, having completed all the requirements, should be able to lead a hike, care for his own equipment, set up a campsite, and perform basic first aid.

Tutorial: Create Wordlists with Crunch

Greetings all. Before I get into the tutorial, I would like to mention that I am fairly new to Null Byte (been lurking for some time though), and what really appeals to me about this place is its tight, family-like community where everyone is always willing to help each other and the constant search for knowledge that inhabits this subdomain is a driving motivator for me to join in. I'm glad I arrived at the right time. Anyway, wipes tears (not really)...

How To: Set an alarm on an iPhone with the built-in clock

With all of the technology available today, which do you use to be your personal alarm clock? You can have a huge, bulky alarm clock, you can use your computer, and you can have one of those small, portable analog clock, but why use them if you have an iPhone? The iPhone has a built-in alarm clock that's perfect for cutting down on the bulk of life. So, how do you use it? Best Buy has answers. The Best Buy Mobile team explains how simple it is to set an alarm on an iPhone with the built-in cl...

How To: Copyright a book

You've written the great American novel, and you want to make sure that your story stays yours. Register your copyright and preserve your intellectual rights. In this video, learn how to copyright produced material.

How To: Find & extract duplicate records from a data set

This video is about finding duplicate entries in excel sheet. The example excel sheet contains different names. There are around 1000 different names in the sample excel sheet. CountIf(range,criteria) formula has been used to do the comparison and return of results in True or False mode. Type =CountIf( now move your left arrow key, this will generate the formula like =CountIf(A2. Now press Ctrl+Shift+Down arrow, this will select all the available values in the column. Now press F4 to lock it ...

How To: Make a rotating SWF logo in Photoshop

This video shows how to make a rotating SWF logo in Photoshop. Choose any desired logo that will be used later in the SWF file. Save the logo to the desktop. Use any kind of editing pogram. Make sure we only have what we want showing the area coloured with small squares is invisible. Open any version of Adobe Flash. Create a new "Actionscript 2" file. Then set workspace size to 240X320 and background color to match the picture we choose before. Make sure we select Flash Lite 2.0. Then go to F...

How To: Graph linear inequalities

In this video the instructor shows how to graph linear inequalities. A linear in a equation is almost similar to a linear equation except for the sign in the equation. Now treat the in equation as a linear equation and graph the line. So substitute the lesser than or greater than symbol in the liner in equation with the equals to sign and graph the equation. Find the slope of the equation and identify the points that the line passes through. Now take a point on the either side of the pointed ...

How To: Create a skewed checkerboard pattern in Illustrator

Check out this simple Adobe Illustrator CS4 tutorial to learn how to create a skewed checkerboard pattern. This technique will save you the trouble of having to use the Option and Drag method multiple times. Veerle Pieters expertly takes you through this easy pattern technique. For more Adobe Illustrator tutorials, search for Illustrator on WonderHowTo.

How To: Create convincing, but utterly fake, UFO photographs and videos

Aliens… do they exist? Can anyone say for sure? No, but some do swear of their existence, and some swear on a more personal level, although some say that alien abductions are going a little "too" far in proving aliens exist. But a more common staple of proof of aliens are UFOs, or Unidentified Flying Objects. UFOs have been sighted all over the world, even by the military and NASA, so who's to say they're fake? I guess you, especially if you're the culprit behind it…

How To: Add color to the garden with perennials

Southwest Yard and Garden featuring John White, Dona Ana County Extension Agent, hosts a 6 minute clip with co-host Master Gardener Valois Pearce both of Dona Ana County, New Mexico host a short web show featuring plants that can easily survive on smaller amounts of water over typical plants. They begin by discussing the full sun Ice Plant, which comes in many species and colors as well as their hardiness, but unfortunately are easy targets for wildlife. They then move onto the Gopher Plant, ...

How To: Prepare for a hurricane or typhoon

This video on typhoon preparedness comes from Andersen Air Force Base in Guam, where typhoons are common. The key to surviving a typhoon or other disaster is preparation. Stock up on enough food and supplies to last your family for about a week. Routinely check expiration dates on food, water and batteries and rotate your stock. Be sure window screens are in place and in good condition in the event the power is off for several days.

How To: Solder your own headphone amp

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.

How To: Build a 3D scanner from a $25 laser level

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.

How To: Add Electroluminescence to any project

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.