What is the option that can be used on the uniq command to only show duplicate lines in a file? To make uniq print only duplicate lines, use the -D command line option. For example, suppose file1 now contains an extra line at the bottom (note that this line is not repeated). As you can…
Category: Helpful tips
What does SPH CYL and axis mean?
What does SPH CYL and axis mean? What does Sphere, Cylinder and Axis mean? ‘Sphere’ is basically a measure of how strong your prescription needs to be. The number marked ‘axis’ describes the orientation of astigmatism. It will be a number between 1 and 180. The number under ‘cylinder’ provides the lens power needed to…
How high can a ATR fly?
How high can a ATR fly? How high can an ATR 72 fly? – Quora. Certified maximum altitude is 25,000 feet, or flight level 250. Technically, the airplane can climb higher when it is light. What is the range of ATR 72-600? 949.4 mi ATR 72–600/Range How high can ATR 42 fly? Capable of operating from…
Who won ACM Female Artist of the Year 2021?
Who won ACM Female Artist of the Year 2021? ACM Awards 2021 Maren Morris Wins Female Artist of the Year | PEOPLE.com. Who won Male Artist of the Year 2021 CMA? Jimmie Allen! Allen, 36, took home the coveted prize on Wednesday in Nashville during the 2021 CMA Awards, hosted by Luke Bryan. Who is…
Can we achieve abstraction using inheritance?
Can we achieve abstraction using inheritance? Abstraction by it self is possible without inheritance: You can make a class abstract and it does not require any inheritance. Which feature can be implemented using encapsulation inheritance abstraction polymorphism overloading? Discussion Forum Que. Which feature can be implemented using encapsulation? b. Abstraction c. Polymorphism d. Overloading Answer:Abstraction…
What is instance AWS?
What is instance AWS? An instance is a virtual server in the AWS Cloud. With Amazon EC2, you can set up and configure the operating system and applications that run on your instance. When you sign up for AWS, you can get started with Amazon EC2 using the AWS Free Tier . How EC2 instances…
How do prokaryotes get energy without mitochondria?
How do prokaryotes get energy without mitochondria? Prokaryotes, on the other hand, don’t have mitochondria for energy production, so they must rely on their immediate environment to obtain usable energy. Prokaryotes generally use electron transport chains in their plasma membranes to provide much of their energy. How do bacteria produce ATP without mitochondria? So, though…
How long does Bio-Oil take to work on scars?
How long does Bio-Oil take to work on scars? Bio-Oil has been shown to lighten scars. A 2012 clinical trial done by the manufacturer found that 90 percent of subjects experienced an improvement in scar color after using the product for 8 weeks. How long does it take to get rid of cut scars? A…
Who has the best vocalist in BTS?
Who has the best vocalist in BTS? There’s a reason Jungkook is the main vocalist – while all 7 can sing, JK’s vocals are clearly the highest quality. His harmonies and ad libs are natural, instinctive and superior, he has perfect pitch, a great range, and an enviable stability while dancing. He does fabulous and…
Who is the richest African American comedian?
Who is the richest African American comedian? Who is the richest black comedian? Kevin Hart, the 39-year-old comedian is the richest black comedian. He has rocketed to fame with movies like Ride Along, Jumanji: Welcome to the Jungle, and Minions: The Rise of Gru, but it wasn’t always that way. Who is the highest paid…