I have fallen in love with the R language and tool set over the last few weeks. I find that getting outside my comfort zone and learning new tools can always spur creativity and the open source community has a great many tools just waiting to be discovered. The fact that there is a free option for RStudio provides a powerful analysis tool to organizations without taking a large hit to the budget.
R is a statistical computing and graphics language and is available as free software under the GNU general public license. RStudio is a free and open source integrated development environment that puts a user interface over the R command line back end.
The combination of the two provides a powerful data analysis toolset. This tool would appeal to the power user analyst or a user with more of a programming background. The trouble with adding open source software to your workflow is making sure that the tool is active and being updated on a regular basis. The main criteria I look for is based on how large and active the community around the tool is.
R has a large active community and provides functions and extensions to the tool set through external libraries which can be imported as you need and discover them.
The installation on a Mac is simple and straight forward. There are 2 installations that are required, the R language and the RStudio front end.
You can install a desktop or server version, however I find for personal use the desktop install and user experience easier to manage. RStudio requires R version 2. This will take you to the binaries page. Download the R The package will download and double click to install.
There is an open source version and a purchased version that includes various options and support. RStudio is now displayed. You get the option to see a demo which will allow us to see if all is working correctly. There are many resources and tutorials that can be used to learn more about using the R language, I have listed a few below.Under the hood, Mac's hardware is remarkably similar to most of the parts used in modern PCs.
You'll find the same processor families, graphics engines, networking chips, and a great deal more. You can still install on an external drive, however.
Many Linux distributions can run nicely on a Mac, though there can be challenges to installing and configuring the OS. This project is for advanced users who have the time to work through issues that may develop along the way and are willing to reinstall macOS and their data if problems occur during the process.
The issues that arise when getting a Linux distribution working on a Mac usually revolve around two problem areas: getting an installer to work correctly with the Mac, and finding and installing all the needed drivers so the essential parts of the Mac work.
This guide uses Ubuntu, mainly because of the active forums and support available from the Ubuntu community and the coverage of Ubuntu provided online.
How to enable the root user on your Mac or change your root password
There are plenty of reasons for having Ubuntu run on a Mac, including the ability to broaden your technology chops, learn about a different OS, and run one or more OS-specific apps. You may be a Linux developer and realize that the Mac is the best platform to use, or you may simply want to try out Ubuntu. Use this flash drive to not only install Ubuntu but also to confirm that Ubuntu can run on your Mac. You should be able to boot Ubuntu directly from the USB stick without having to perform an install.
This lets you check basic operations before you commit to altering your Mac's configuration to accommodate Ubuntu. Locate the flash drive in Disk Utility's sidebar. Select the actual flash drive and not the formatted volume that may appear just below the flash drive's manufacturer name.
Before you leave Disk Utilitymake a note of the flash drive's device name. You should see the device name, such as disk2s2, or similar. Write down the device name. You need it later. Select the macOS version. The utility downloads as a disk image, with the name unetbootin-mac The actual number in the file name may change as newer versions are released.
Locate the downloaded UNetbootin disk image. It is likely in your Downloads folder. Double-click the. The UNetbootin image opens.
The app works just fine from within the disk image. Launch UNetbootin with a double click. The UNetbootin window opens. Do not choose the ISO option.Individuals who have a valid authorized need to access DoD Public Key Infrastructure PKI - protected information but do not have access to a government site or government-furnished equipment will need to configure their systems to access PKI-protected content.
Note: CACs are currently made of different kinds of card stock. To determine what card stock you have, look at the back of your CAC above the magnetic strip. Now that your machine is properly configured, please login and visit our End Users page for more information on using the PKI certificates on your CAC. Getting Started. Windows To get started you will need: CAC Card reader Middleware if necessary, depending on your operating system version You can get started using your CAC by following these basic steps: Get a card reader.
At this time, the best advice for obtaining a card reader is to work with your home component to get one. Install middleware, if necessary. You may need additional middleware, depending on the operating system you use. You can find their contact information on our Contact Us tab. The InstallRoot User Guide is available here.
Pick your browser for specific instructions. At this time, the best advice for obtaining a card reader is through working with your home component. Please refer to this page for specific installation instructions.Intro to ROOT Tutorial Lesson 0 - Getting Started
This can make it appear that your certificates are issued by roots other than the DoD Root CA 2 and can prevent access to DoD websites.
Obtain middleware. You will need middleware for Linux to communicate with the CAC. For Debian-based distributions, use the command apt-get install coolkey For Fedora-based distributions, use the command yum install coolkey.
Next Steps. Privacy and Security Section Site Map. Login with CAC.For those who are familiar with the Terminal and comfortable with command line syntax, enabling the root user account in Mac OS X from the command line may even be easier than doing so from the Directory Utility application, as there are fewer steps necessary to both enable and disable the root user account, either widely or on a per-user basis.
This is also advantageous in that it can be enabled remotely via SSH on any Mac that can be connected to. This is rarely necessary for anything beyond systems administrators or for troubleshooting some particularly advanced and complex issues, and for the vast majority of purposes, simply using sudo or launching a GUI app as root is usually sufficient for the vast majority of situations.
This is truly only for advanced Mac users. If you wish, you can also enable the root user on a per user account basis by specifying the -u flag:. Passing the -d flag to the same dsenableroot command string will disable the root user universally, like so:. Similar to enabling a specific user, you can also disable for a specific user with the -d and -u flag:. This may be appropriate for a situation where a particular user account no longer requires root account privilege. For users who are on much older versions of OS X like Snow Leopard, use the sudo passwd method instead.
How to Install and Dual Boot Linux and macOS
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Enter your email address below:. Because sudo is prone to errors and once you managed to lock out yourself, you will be glad you can at least call su. Due to a bug in Mac High Sierra update… my user account is no longer Admin.
Installing ROOT on Mac 10.9
I was the only Admin on the system before this bug happened. Yes if you login as root user you can then change the primary account back to Administrator. Root is superior to Admin and can change accounts as well. Name required. Mail will not be published required. All Rights Reserved.During these challenging times, we guarantee we will work tirelessly to support you.
We will continue to give you accurate and timely information throughout the crisis, and we will deliver on our mission — to help everyone in the world learn how to do anything — no matter what. Thank you to our community and to all of our readers who are working to aid others in this time of crisis, and to all of those who are making personal sacrifices for the good of their communities. We will get through this together. Updated: March 29, Tech Tested. You can open any Mac application with root privileges, as long as you have an administrator password.
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This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. Together, they cited information from 8 references.
The wikiHow Tech Team also followed the article's instructions and validated that they work. Learn more Explore this Article From an Admin Account. From a Non-Admin Account. Tips and Warnings. Related Articles. Method 1 of Joinsubscribers and get a daily digest of news, geek trivia, and our feature articles. Want to enable the root account on your Mac? You can, but the functionality is a little buried in System Preferences.
A root account can access everything. Only enable root if you have a specific reason to, however. The root user can access almost everything—at least, everything not protected by System Integrity Protection —which is a lot of power.
You will be asked to create a new root password; make sure you create a strong one that you can remember. By logging in as root. Go ahead and click that. You will log into what appears to be a standard Mac user account, but do not use this as your main account: it has too much system access to be used securely. Done using the root account? Login when you need heightened access, and then log back out afterward. The Best Tech Newsletter Anywhere.
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Skip to content. How-To Geek is where you turn when you want experts to explain technology. Since we launched inour articles have been read more than 1 billion times.I keep getting errors about not being able to establish a secure connection with my mail server in Entourage because of a bad root certificate.
I know just what you mean because I also use an SSL connection to securely access my mail server, keeping things quite a bit more secure on an open wireless wifi network. For a long while I was also getting the error I bet you get:. Where do you get the digital root certificate at? Where do I get the digital root certificate? Step 1: Get error box requesting root cert. Step 2:? Step 3: Drag the Root Cert to the correct location. I understand the steps of the procedure outlined above on installing root certificates.
I would like to get on Myspace. Can you help me? Your email address will not be published. You are not alone! Join our weekly newsletter to build up your confidence and capabilities in solving everyday technology problemss.
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