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Use MathML Elements in IFRAME Tags
How to Use MathML Elements in HTML &lt;iframe&gt; Tags? If you want to use MathML Elements in HTML &lt;iframe&gt; Tags, you can save MathML elements in .mml files and include MathML file names in the "src" attribute of &lt;iframe&gt; Tags. You can follow this tutorial to test...
2026-04-13, ∼1244🔥, 0💬

Data Structure - Named Vector
What is a named vector? A named vector is a special vector where each member has a unique name. A name vector is an associated array in many other programming language. 1. Create a named vector object with the name() function - &gt; v = c("Apple", "Banana", "Orange") &gt; v [1] "Apple" "Bana...
2023-06-11, ∼1239🔥, 0💬

Data Structure - Matrix
What is a Matrix? Matrix is an extension of vector into 2 dimensions 1. Create a matrix object with the matrix() function - &gt; m = matrix(1:20, nrow=5,ncol=4) &gt; m [,1] [,2] [,3] [,4] [1,] 1 6 11 16 [2,] 2 7 12 17 [3,] 3 8 13 18 [4,] 4 9 14 19 [5,] 5 10 15 20 &gt; typeof(m) [1] "inte...
2023-05-31, ∼1239🔥, 0💬

Find Friend and Send Connect Request
How to find a friend on LinkedIn and send a connect request? You can find your friends by their names, employers or schools on LinkedIn and send connect requests to them as shown below: 1. Sign in to your LinkedIn account and go to the home page of your account. 2. Enter a keyword in the search box ...
2023-03-28, ∼1239🔥, 0💬

Create a Company Page on LinkedIn
How to create a company page on LinkedIn? You can create a company page to promote your company as shown below. 1. Sign in to your LinkedIn account. 2. Click the "work" icon at the top of your LinkedIn homepage. You see the work related menu items. 3. Click "Create a Company Page" at the bottom of t...
2023-08-25, ∼1235🔥, 0💬

What Is SVG (Scalable Vector Graphics)
What Is SVG (Scalable Vector Graphics)? SVG (Scalable Vector Graphics) is an XML-based vector image format for defining two-dimensional graphics with support for interactivity and animation. The SVG specification is an open standard developed by the w3.org. See the latest version at https://www.w3.o...
2022-10-25, ∼1235🔥, 0💬

Use SVG Images in OBJECT Tags
How to Use SVG Images in HTML &lt;object&gt; Tags? If you want to use SVG images in HTML &lt;object&gt; Tags, you can save SVG images in .svg files and include SVG image file names in the "data" attribute of &lt;object&gt; Tags. You also need to specify the type="image/svg+xm...
2022-12-03, ∼1225🔥, 0💬

List of Transformation Functions
What are transformation functions? SVG supports 5 transformation functions: translate(), rotate(), scale(), skew(), and matrix(). 1. matrix(a, b, c, d, e, f) - Transform the object coordinates by applying a 2-d matrix with the first 4 parameters and followed by a 2-d translation with the last 2 para...
2023-08-03, ∼1224🔥, 0💬

Follow People and Companies
How to follow people and companies you are interested on LinkedIn? You have a special interest, you can follow people and companies who share the same interest. 1. Sign in to your LinkedIn account and go to the account home. 2. Enter a keyword in the search box near the top left corner of the page l...
2023-09-23, ∼1217🔥, 0💬

Run R Code Online
How to Run R Code Online? If you don't want to install the R environment on you local computer, you run your R code online as shown in this tutorial. 1. Go to R Package Documentation Website . 2. Click "Run R Code Online" button on the page. You see a sample code in an editor window. 3. Click "Run (...
2023-07-29, ∼1213🔥, 0💬

plot() on Data Frame
How to use the plot() function on a data frame? If you have a data frame with 2 columns, you can pass the data frame as the first argument to the plot() function to visualize the data. Call plot() with the example data frame, "cars": &gt; dim(cars) [1] 50 2 &gt; plot(cars) The following grap...
2023-03-17, ∼1213🔥, 0💬

Use MathML Elements in OBJECT Tags
How to Use MathML Elements in HTML &lt;object&gt; Tags? If you want to use MathML elements in HTML &lt;object&gt; Tags, you can save MathML elements in .mml files and include MathML file names in the "data" attribute of &lt;object&gt; Tags. You also need to specify the type="...
2026-04-13, ∼1201🔥, 0💬

The R Graphics Package
What is The R Graphics Package? The R Graphics Package is built-in "graphics" package in the R environment. It provides functions for "base" graphics, which are traditional S-like graphics, as opposed to the more recent grid graphics. Here is a list of all functions provided in "graphics 4.0.5" rele...
2023-05-09, ∼1198🔥, 0💬

Communicate with Job Applicants
How to communicate with applicants of my job posts on LinkedIn? While reviewing each applicant of your job post, you can take the following possible actions to communicate with the job applicant by clicking different buttons on the job applicant page. 1. Rate the applicant - You can rate the applica...
2023-09-03, ∼1193🔥, 0💬

Install R Software Environment on Windows
How to R Software Environment on Windows? Installing R Software Environment on Windows is very simple as shown in this tutorial. 1. Go to R Project Website . 2. Click the "CRAN mirror" in the "Getting Started" section. You see a list of mirror sites. 3. Select a mirror site near your location. You s...
2023-07-29, ∼1191🔥, 0💬

Install R External Packages
How to Install R External Packages? R software environment comes with only the standard built-in package. If you want to use any external packages, you need to install it first as shown in this tutorial. 1. Start the R Console on your local computer. 2. Try to load the package using the "library()" ...
2023-07-29, ∼1189🔥, 0💬

Insert SVG Images in HTML Documents
How to Insert SVG Images in HTML Documents? You can insert a SVG image in an HTML document by inserting the SVG XML document directly any where in the HTML document. Here is a simple example of inserting a SVG XML document inside an HTML document. Save it in a file called, square.html. &lt;html&...
2022-10-25, ∼1189🔥, 0💬

Join Groups of Special Interests
How to join groups of special interests on LinkedIn? You have a special interest, you can follow people and companies who share the same interest. 1. Sign in to your LinkedIn account and go to the account home. 2. Enter a keyword in the search box near the top left corner of the page like "ai". You ...
2023-09-23, ∼1188🔥, 0💬

MathML Elements for Tables
Where to find tutorials on MathML Elements for Tables. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on MathML Elements for Tables. "mtable" - MathML Table Element "mtr" - MathML Table Row Element "mtd" - MathML Table Data Element "mlabeledtr" -...
2025-06-18, ∼1183🔥, 0💬

Data Frame Example - "cars"
What is the Data Frame Example, "cars"? "cars" is a built-in data frame example in R environment. "cars" has two columns: "speed" and "dist". Each row records an instance of the stopping distance of a car driving at a given speed. Note that the data were recorded in the 1920s. 1. Basic info on "cars...
2023-05-31, ∼1183🔥, 0💬

barplot() on Numeric Vector
How to use the barplot() function on a numeric vector? barplot() function is provided in the built-in "graphics" package. You don't need to install any external packages to use barplot(). If you have a numeric vector, you can visualize it as a bar chart with the barplot() function. Call barplot() wi...
2023-05-09, ∼1183🔥, 0💬

What Is plot() Function
How to use the plot() function to generate graphics? plot() function allows you to generate a graph representing a given sequence of x-y points. plot() function is provided in the built-in "graphics" package. plot() function takes the following positional arguments: p1 - x-coordinates of points. p1 ...
2023-05-09, ∼1177🔥, 0💬

Data Structure - Factor
What is a Factor? A factor is a data structure that stores a vector and its distinct values as categories. 1. Create a factor object with the factor() function - &gt; f = factor( c("Bike", "Car", "Truck", "Car", "Bike", "Truck") ) &gt; f [1] Bike Car Truck Car Bike Truck Levels: Bike Car Tru...
2023-05-31, ∼1176🔥, 0💬

Post Job for Free on LinkedIn
How to post a job for free on LinkedIn? You can post one job for free on LinkedIn to promote your company. You need pay for $25.00 per day per job to post additional jobs. Here is how to post a job for your company. 1. Sign in to your LinkedIn account. 2. Click the "Me" icon at the top of your Linke...
2023-09-23, ∼1175🔥, 0💬

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