Useful tips for everyday
How do you kill a process running in the background in Linux? The kill Command. The basic command used to kill a process in Linux…
How do I fix fstab? /etc/fstab is just a plain text file, so you can open and edit it with any text editor you’re familiar…
What is the relationship between mean and standard deviation in statistics? The standard deviation (SD) measures the amount of variability, or dispersion, from the individual…
What are Creative Commons adaptations? “Adaptation” means a work based upon the Work, or upon the Work and other pre-existing works, such as a translation,…
Is distribution a conditional? A conditional distribution is a probability distribution for a sub-population. In other words, it shows the probability that a randomly selected…
How do you wire two switches and lights using the same power source? Pull a 12-gauge cable from the power source, making sure that the…
Can a subclass override inherited methods? A method declared final cannot be overridden. A method declared static cannot be overridden but can be re-declared. If…
What happens to an unsecured passenger when a crash occurs? The second collision is the “human collision.” At the moment of impact, passengers in the…
What is state space estimation? In control engineering, a state-space representation is a mathematical model of a physical system as a set of input, output…
Why are dragsters called dragsters? The design of dragsters evolved from the front-engined rail (named for the exposed frame rails) of the earliest days of…