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There is a simple way that you can effectively increase and yes, even double the output power of your solar panel array. You do this without any special tools or having to spend more money on...
If you've ever used the VLOOKUP function in Microsoft Excel to find an exact match, then you've probably encountered at least one occasion where you received #N/A. You may have wanted something...
Going "green" is the new cool thing. The next best environmentally-friendly technology is solar panels for your home. This article will teach a simple calculation to estimate the cost...
Microsoft (R) Excel offers a powerful collection of functions that allow us to do just about anything we can imagine with our worksheet data. But occasionally, we want to use one of these...
There are two main ways to copy an array in Java, you can either copy the reference so that you have two references pointing to the same array or you can call the clone method which actually makes...
Transposing data in Microsoft Excel instructs the program to return a vertical range of cells as a horizontal range or vice versa. “Transpose” must be entered as an array formula, which is a...
So, you’re planning a trip to “Charm City”? If you are at a loss for things to do, look no further, your answers are right here. From dining on the freshest sea food to taking in a Baltimore...
Though Ruby doesn't provide explicit support for multidimensional arrays, you can implement one yourself if you have a basic knowledge of the language. You must in essence create an "array of...
Solar energy is the cleanest, most abundant form of energy known. Collecting and storing the power that solar energy produces is the most expensive portion of the home power equation. Use the...
Excel's ZTEST function returns the one-tailed probability of a z-test. This is the probability that the sample mean will be greater than the observed mean. The ZTEST function is used for...
VB.net offers a great function that allows you to join all of the members of an array into one string. Here is how it is done.
A histogram is a graphical or numerical representation of the number of pixels and lines of color found in an image. Some high-end digital cameras will display this information for you in their...
Southern California’s San Fernando Valley is a great getaway any time of year, with its sunny climes, array of quality lodging and dining, and bevy of attractions. Here are some tips on looking...
When using Excel, it sometimes becomes necessary to change a horizontal array of data to a vertical position. To do this without copy and paste, enter the following formula.
Madagascar is a key destination for tourists who love adventure. It's also an ideal honeymoon destination for newlyweds. Considered the fourth largest island in the whole world, this country has a...
The array command in PHP creates and returns an array with the listed parameters. Index values are optional and may be provided with the => operator. This command is a language construct, not a...
The "array_change_key_case" function in PHP changes the indexes of the input array to all lowercase or uppercase if the indexes are strings. This function will not affect numeric indexes. The...
JavaScript, like all programming languages, supports loops or repetition, in its case with the for statement. The for statement in JavaScript comes in two flavors: one loops over values, the other...
The C++ memset function is short for "memory set." It sets a specified block of memory to a specified character, overwriting the original data. It does not check for overflow and does not use an...
Every programming language and library includes an array as part of its toolset. Arrays are useful because they allow convenient and efficient storage of data. The Microsoft Foundation Class...
An array in C# is a collection of variables that all have the same data type. It can be accessed by using the name of the array and the index number that equals the individual item's position in...
Arrays are useful and fundamental structures that exist in every high-level language. In Python, arrays are native objects called "lists," and they have a variety of methods associated with each...
There are three primary ways to create an array in Ruby: the array literal, building the array and returning an array. An array is most simply defined as a variable that holds a set of values....
Technically there is no "fetch array" function in MySQL. It's a PHP function that interacts with a MySQL database. MySQL databases are not very useful if application code can't have easy access to...
Arrays are a basic data structure used to hold numbered lists of information. Perl array variables begin with a "@" instead of the "$" used for simple variables. Each entry in the array is called...
The Perl foreach function, or statement, is used to loop through arrays and hashes. Foreach takes the array as the parameter and loops though each of its values.
PHP has several conditional and loop statements that have been part of the language since its creation. Unlike them, the foreach statement was introduced in PHP later, influenced by other...
Perl is designed for reading and manipulating text data. It's easy to manipulate its three basic data structures (the scalar, the list and the hash) because the Perl interpreter can type it based...
Excel's TREND function uses the method of least squares to fit a line to known points. It returns the corresponding y values (which may be an array) for the specified x values. The following steps...
Veritas CommandCentral Storage will improve the performance and manageability of your heterogeneous storage environment. This software can identify performance lags that occur anywhere on your...
Often, programmers prefer to deal with chunks of data through their memory location instead of directly. C++ pointers are ideal tools for these memory operations. A pointer is a data type that...
Excel's DCOUNTA function is short for "database count all." It considers all of the cells in a column of a database that match the specified criteria. DCOUNTA then returns a count of all nonblank...
Excel's DCOUNT function is short for "database count." It considers all of the cells in a column of a database that match the specified criteria. DCOUNT then returns a count of all cells that...
The C++ map container class implements one-to-one mapping between a unique key and a value. The key sorts the key value pairs in the map. The [] operator is the STL map's most frequently used...
Excel's SUMX2MY2 function calculates the sum of the differences of the squares of two sets of values and is named after the mnemonic "SUM of X^2 Minus Y^2." This function is frequently used in...
Excel's SUMX2PY2 function returns the sum of the squares of two sets of values and is named after the mnemonic "SUM of X^2 Plus Y^2." This term is encountered frequently in statistical...
Excel's SUMXMY2 function calculates the sum of the squares of the differences between two sets of values. It is named after the mnemonic "SUM of (X Minus Y)^2" and is found in statistical formulas.
A candy buffet is a creative way to brighten up your wedding reception--or any large event, for that matter. A successful buffet should offer a variety of candy for the guests to choose from, and...
As a portable, simple and versatile language, PERL has become popular for working on web-based scripts and programs. Originally developed for UNIX, PERL has a straightforward structure and a...
Full-size images in standard red-green-blue (RGB) format can have up to almost 17 million different colors. To save space, you can reduce the number of colors in an image to a representative set...
To some, Javascript is often viewed as a primitive and not particularly useful programming language. However, Javascript is actually a fully object-oriented language that runs in your web...
Perl 5 added the ability to manage complicated data in Perl. References essentially point to another data set without having to write out the entire data set each time you need it. There are ways...
An array of martial arts training equipment and their uses. Learn self-defense with martial arts in this free video.
The Ollie is a traditional skateboarding move that has inspired a wide array of tricks. Learn more about this history of the Ollie from a professional skateboarder in this free sports video.
When using Microsoft Excel, users often have multiple worksheets (tabs) within a single workbook. For example, you might have 12 tabs with one for each month of the year and a thirteenth tab...
Acupuncturists are well trained professionals that use a wide array of knowledge in order to correctly address their patients' ailments. Learn more about acupuncture training from our medical...
Circular saws are helpful cutting tools that can help you perform a wide array of cuts. Learn about cutting the end of a window from a professional carpenter in this free video.
Arrays are a central part of programming. You will use arrays of one type or another in nearly every program you create. One of the most common tasks you will have to perform when working with...
How to create an array in Cinema 4D; learn more about 3D animation, modeling, and rendering software in this free instructional video.
How to scale an array in Cinema 4D; learn more about 3D animation, modeling, and rendering software in this free instructional video.
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