Make Terminal windows stand out with profiles. When you’re logged into several servers, unique background colours and window titles specified in profiles help you easily spot the right Terminal window. Use profiles built into Terminal or create your own custom profiles. How to create profiles for Terminal windows. Mac OS X has a command-line utility for performing an nslookup called 'nslookup'. An nslookup is a network utility used to resolve a name (e.g. Www.unh.edu) to an IP address (e.g. To perform an nslookup on a Mac OS X computer, you must open a Terminal window. Using the built-in SSH client in Mac OS X. Mac OS X includes a command-line SSH client as part of the operating system. To use it, goto Finder, and selext Go - Utilities from the top menu. Then look for Terminal. Terminal can be used to get a local terminal window.
Your Mac’s Utilities folder contains a number of system utility applications that are designed to optimize computer performance. Some of them are:
Activity Monitor.
Airport Utility.
Terminal.
Audio MIDI Setup.
Bluetooth File Exchange.
Digital Color Meter.
VoiceOver Utility.
System Information.
Grapher.
Script Editor.
Disk Utility.
Screenshot.
Migration Assistant.
Keychain Access.
Console.
ColorSync Utility.
Boot Camp Assistant.
This folder is one of the default folders included in macOS. If you are a new Mac user, you may have issues finding this folder. This folder is found inside of the Applications folder.
Where is Utilities folder on your Mac?
There a number of different ways to access this folder:
Press these keys together to open the Utilities folder: Shift-Command-U.
You can use Spotlight. Launch Spotlight (Command-Space) and search Utilities and click to open it.
You can use the Finder app (located in your Dock). Click Finder, select Applications in the left sidebar, then find and click the Utilities folder.
Open a Finder window and then click Go and Utilities.
If you use this folder often or if you think you will use this folder often, then you may want to add it to your Dock for easy access. Again open Finder, then click Applications and find the Utilities folder. Now click the folder and then drag it to the right side of the Mac Dock.
Terminal Utility For Mac Catalina
When you’re booting your Mac from the recovery partition and are planning to reinstall OS X, you might be met by the following message:
An error occurred while preparing the installation. Try running again
Now, if you haven’t used your Mac for a while, the error might be caused by an incorrect system date setting. You can check this by going to utilities and opening the terminal. Once in the terminal enter the following command and hit return/enter:
The result of this command will be the date that the system currently has been set to. For some reason, it might have been reset to 2001, in which case we need to set it to the right date. To do this, we enter a new command. This command will be entered as follows:
Every bracket should be replaced with a two-digit number based on UTC time. Below you see what the command should be for your current time and date – . To avoid trouble with timezones, we will use UTC time instead (). Which means, you can just enter it exactly like this:
Enter the command and hit return. You can then check if it was set correctly by running the first command again. If the date was wrong, it was likely that which caused the error, and after you quit the terminal it should be able to install OS X just fine.
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