Useful tips for everyday
What is the variance of two independent variables? For independent random variables X and Y, the variance of their sum or difference is the sum…
Where is the site collection stored in stsadm? Overwrites an existing site collection currently at the location specified by the url parameter with the site…
What is TCP and UDP for port forwarding? TCP provides apps a way to deliver (and receive) an ordered and error-checked stream of information packets…
How to plot data points on a map with R? Simple plot of data points. The geom_point function plots points on the base map plot.…
What is D value in ARIMA model? D = In an ARIMA model we transform a time series into stationary one(series without trend or seasonality)…
How do I enable https in Firefox? How to turn on HTTPS-Only Mode Click on Firefox’s menu button and choose “Preferences”. Select “Privacy & Security”…
What is run keyword and ignore error in Robot Framework? In Robot Framework, there is a keyword Run Keyword And Ignore Error. From the manual:…
How can analytics be used in real time? Real time analytics refers to the process of preparing and measuring data as soon as it enters…
What is polynomial algorithm in data structure? A polynomial object is a homogeneous ordered list of pairs ,coefficient>, where each coefficient is unique. Operations include…
What is the Nyquist criterion for zero ISI? The reason for which these zero–ISI pulses (also called Nyquist–criterion pulses) cause no ISI is that each…