Useful tips for everyday
What is the trap command? Trap allows you to catch signals and execute code when they occur. Signals are asynchronous notifications that are sent to…
Is the OLS estimator blue? OLS estimators are BLUE (i.e. they are linear, unbiased and have the least variance among the class of all linear…
Which special character can be used to run a job in background? Special Characters and Quoting Character Meaning See Chapter ` Command substitution (archaic) 4…
Do helicopter skids have wheels? Today, most operational helicopters are on skids, wheels, and (where needed) floats. But during the early days in the development…
Can I recover my Facebook account with my date of birth? But sometimes many situations come when users forget these recovery options and then find…
What is a XML configuration file? xml file is an XML document that describes the configuration of an entire WebLogic Server domain. The config. dtd…
Is Chevrolet Captiva a reliable car? The Chevrolet Captiva Sport Reliability Rating is 3.5 out of 5.0, which ranks it 19th out of 26 for…
How do I take a screenshot without the volume button? 2) On the Accessibility Menu, tap “Power”, then “Screenshot” to take screenshot on the current…
What is MTRY and Ntree in random forest? mtry: Number of variables randomly sampled as candidates at each split. ntree: Number of trees to grow.…
When should I upgrade to VPS? If you are getting hundreds and thousands of hits per day then that means it’s time for an upgrade.…