Useful tips for everyday
What does it mean for a class to be mutable? A mutable class is one that can change its internal state after it is created.…
How do I shutdown my RAC database? To stop Oracle Clusterware and Oracle ASM instances on all nodes in the cluster, you can enter a…
Which method is used for analysis of truss? There are two major methods of analysis for finding the internal forces in members of a truss;…
What allows a standby router to become the active router when using HSRP? When the state of a tracked interface changes to down, the active…
How can we intuitively explain ( XTX − 1 in the variance formula? If X is full rank, the inverse of XTX exists and we…
How many speakers does the iPad Pro 12.9 have? four speakers All of you propably already know that new iPad Pro has four speakers. When…
How do you import icons on Android? Import icons into Android Studio Extract the icon zip file. Find the android directory inside the extracted file.…
Is it safe to connect an external hard drive? Just leaving a USB external drive plugged in will not harm the drive. A backup drive…
What is FFT of sine wave? In order to retrieve a spectrum of the frequency of the time signal mentioned above we must take a…
Why is partition tolerance a must for distributed system? A partition is a communications break within a distributed system—a lost or temporarily delayed connection between…