Useful tips for everyday
Does installing new OS X delete everything? No, installing OS X over itself does not delete files. It would be a good idea to make…
What is a maximum bipartite matching? A matching in a Bipartite Graph is a set of the edges chosen in such a way that no…
What do you need to know about VIFM? Vifm is a file manager with curses interface, which provides Vi[m]-like environment for managing objects within file…
Why does my oak tree smell like vinegar? It can happen on any tree which has been planted too deeply, burying the lower trunk. The…
How does netstat show the active TCP connections? It shows the TCP and UDP ports on which the local computer is listening and the active…
What is database interoperability? Interoperability is the ability of a single application to operate with many different DBMSs. The need to write generic, interoperable applications…
Can categorical variables be used in K-means clustering? The k-Means algorithm is not applicable to categorical data, as categorical variables are discrete and do not…
What is the use of enum function? Enumeration (or enum) is a user defined data type in C. It is mainly used to assign names…
Why was the F-14 discontinued? The United States Navy retired the venerable Grumman F-14 Tomcat in 2006 after more than three decades in service. With…
Can VFD control power factor? VFDs can be used to improve system power factor when oversized motors or motors that operate at low power factor…