Useful tips for everyday
What is the relation between time-domain and frequency domain? Parseval’s theorem gives the relationship between the squared integral of a time function and that of…
What are limitations of correlation and regression? What are the three limitations of correlation and regression? Because although 2 variables may be associated with each…
What is the computational complexity of gradient descent? But according to the Machine Learning course by Stanford University, the complexity of gradient descent is O(kn2),…
Are memory caches flushed on context switch? The cache is typically oblivious to a context switch. Only the sequence of memory addresses accessed determines which…
How do you detect polymorphic viruses? When a scanner loads a file infected by a polymorphic virus into this virtual computer, the virus decryption routine…
What is the difference in statistics? Statistical difference refers to significant differences between groups of objects or people. Scientists calculate this difference in order to…
How to fix SSH but not work in SSHFS? This is not weird at all, because the fix that you applied does not work by…
What would the locate command show locate — regexp? In GNU/Linux, locate command is useful to find files in the file system by querying a…
What is difference between preemptive and Nonpreemptive scheduling? In preemptive scheduling, the CPU is allocated to the processes for a limited time whereas, in Non-preemptive…
What does back to back order mean? Back To Back ordering is the process of raising a purchase order for goods to a supplier on…