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• help() Obtain documentation for a given R command.
• example() View some examples on the use of a command.
• c(), scan() Enter data manually to a vector in R.
• seq() Make arithmetic progression vector.
• rep() Make vector of repeated values.
• data() Load (often into a data.frame) built-in dataset.
• View()
• str()

To send email commands to ListServ, follow these general instructions:

1. Compose a new message in the account that owns the list you are managing.
2. Address the message to [email protected] no matter what list you are sending the command for.
3. Leave the Subject field blank, even if your client asks you to select one.

Using the web browser interface:

1. Go to the LISTSERV Home page.
2. Select the list you wish to post to.
3. Log in with Listserv email address and password.
4. Click the.
5. Click on Post Message.
6. Select type of message to send – HTML or Plain Text.
7. Click on the checkbox next to Send a copy of the message to yourself.

For example, when an email sent to a listserv address — like info [at] company [dot] com or communications [at] example [dot] com — it’s actually set up to send any incoming emails to all of the subscribed recipients instead of just one person.

R is a programming language and software environment for statistical analysis, graphics representation and reporting. R is freely available under the GNU General Public License, and pre-compiled binary versions are provided for various operating systems like Linux, Windows and Mac.

Syntax of R program. A program in R is made up of three things: Variables, Comments, and Keywords. Variables are used to store the data, Comments are used to improve code readability, and Keywords are reserved words that hold a specific meaning to the compiler.

How do I add a single user to my LISTSERV?

1. Click on List Management Interface link.
2. Log in with your LISTSERV username and password.
3. Choose the List Management drop-down menu at the top of the page and choose Subscriber Management.
4. Choose the desired list and click Update.

Log into the LISTSERV web interface, and from the top, select List Management, and then Subscriber Management. Select the Bulk Operations tab. Select Add, click Browse… to locate the text file you created, and then click Import to add the subscribers to your list.

There are five steps to create a listserv:

1. Plan.
2. Create your first group.
3. Tell all the group members.
4. Add everyone in the group.
5. Start using the listerv.

Listserv is the name given to the software that manages the e-mail list and sends and receives the email that travels over the internet. This type of management simplifies the process of sending and receiving messages to groups and thus saves time.

However, a revised version of LISTSERV software was developed by Eric Thomas under his organization, L-soft, which added automated list management features. It is now a commercial product distributed by this company. The LISTSERV word is an acronym for list server.

The first three correspond to those commands available for use by the general user, list owners and file owners, and the LISTSERV maintainer. The last two describe how to send commands to LISTSERV and how to register LISTSERV passwords. Non-privileged users can send commands by mail or by interactive commands.

SUBscribe listname [full_name | ANONYMOUS] [WITH options] The SUBscribe command is LISTSERV’s basic command, issued by users to join mailing lists. This command can also be used to change one’s “full_name” field in LISTSERV’s SIGNUP database (simply reissue the command with the changed name).

List of R Commands & Functions. abline – Add straight lines to plot. abs – Compute the absolute value of a numeric data object. aggregate – Compute summary statistics of subgroups of a data set. all – Check whether all values of a logical vector are TRUE. all_equal [dplyr] – Compare two data frames. anti_join [dplyr] – Anti join two data frames.

DIGEST turns on digest mode, in which the subscriber receives a digest of postings at set times dependent on how the “Digest=” keyword of the list is set. INDEX turns on index mode, in which the subscriber receives a daily listing of subjects posted to the list, from which he or she may order postings of interest.