Category: Helpful tips

How many subpixels are in a pixel? three subpixels For color displays, each pixel is made up of three subpixels for red, green and blue. Each subpixel can be set to 256 different shades of its color, so it is therefore possible for a single LCD pixel to display 256 ∗ 256 ∗ 256 = […]

What was the Land Act of 1820 Apush? The Land Act of 1820 is a United States federal law that eliminated the purchase of public land in the United States on credit. It also reduced the minimum size of the tract from 160 to 80 acres. What was Henry Clay’s American System Apush? In the […]

How does percona XtraBackup work? Percona XtraBackup works by remembering the log sequence number (LSN) when it starts, and then copying away the data files. It takes some time to do this, so if the files are changing, then they reflect the state of the database at different points in time. Is percona XtraBackup free? […]

Why is my Keurig not brewing? If your Keurig machine is not brewing the amount of coffee you expect, the chances are that debris and coffee grounds have clogged the water line. Also, clean the needle to take out the extensive grounds and debris. After unclogging the water line, you should start getting the full […]

What is an attitude in dancing? Attitude is a classical ballet position where the working leg is lifted in the air to the front (devant), side (a la seconde) or to the back (derrière). The leg in the air is bent in a 90-degree angle and most often turned out so that the knee is […]

What are the best ribs in America? Top 5 Barbecue Ribs in America #5: Rib Sandwich — Helen’s Bar B Q. #4: Blueberry Chipotle Ribs — 12 Bones Smokehouse. #3: Red Chile Ribs — El Pinto Restaurant. #2: Texas Beef Ribs — Louie Mueller Barbecue. #1: Full Slab of Ribs — Pappy’s Smokehouse. Top 5 […]

What is phase transition example? Phase transitions are transitions between different physical states (phases) of the same substance. Common examples of phase transi- tions are the ice melting and the water boiling, or the transformation of graphite into diamond at high pressures. What are the 5 phase changes of matter? Sublimation, deposition, condensation, evaporation, freezing, […]

What qualifies as SA-CME? What is Self-Assessment CME (SA-CME)? Self-Assessment CMEs are educational activities that utilize instruction and self-administered examination to improve skills, knowledge, patient care and/or practice performance. SA-CME meets part of the Lifelong Learning requirement of the ABR’s MOC Program. What is the difference between Sam and SA-CME? What is self-assessment CME (SA-CME) […]

What is a window event in Java? A low-level event that indicates that a window has changed its status. This low-level event is generated by a Window object when it is opened, closed, activated, deactivated, iconified, or deiconified, or when focus is transfered into or out of the Window. What is a window listener in […]

What is difference between sort and orderBy in Spark? sort() is more efficient compared to orderBy() because the data is sorted on each partition individually and this is why the order in the output data is not guaranteed. On the other hand, orderBy() collects all the data into a single executor and then sorts them. […]