RAID Mirroring means an exact clone (or mirror) of the same data writing to two drives. A minimum two number of disks are more required in an array to create RAID1 and it’s useful only, when read performance or reliability is more precise than the data storage capacity. Mirrors are created to protect against data … Continue reading “Setting up RAID 1 (Mirroring) using “Two Disks” in Linux”
How does Traceroute Work?
The network administrators use the tranceroute command very frequently to discover the path between two network nodes. Where the tranceroute command is running is the source node and destination node is specified in the command. traceroute Destination can be IP address or domain name e.g. www.google.com. After successful run, the command lists down all intermediate … Continue reading “How does Traceroute Work?”
Where to Use Call by Reference in C
If you compare two parameter passing mechanisms, Call by Value and Call by Reference, in C programming language, Call by Value is much simpler in syntax and easy to understand. Then why should we use Call by Reference? Here we will try figure out what we can do with Call by Reference but can not do … Continue reading “Where to Use Call by Reference in C”
Call by Value vs Call by Reference in C
Call by Value and Call by Reference are related to the way we pass parameters in time of calling C functions. In Call by Value mechanism, we pass the VALUE of a variable to a function. The called function can use the value but won’t be able to change the value of the original variable. … Continue reading “Call by Value vs Call by Reference in C”
Dilemma We Often Face in Indian Democracy
A perfect example for the dilemma we often face in Indian democracy! A group of children were playing near two railway tracks, one still in use while the other is not. Only one child played on the unused track, the rest on the operational track. A train is coming, and you are just beside the … Continue reading “Dilemma We Often Face in Indian Democracy”