Useful tips for everyday
Is Telegram e2e secure? Telegram’s special secret chats use end-to-end encryption, leave no trace on our servers, support self-destructing messages and don’t allow forwarding. On…
How do I create a heatmap in Arcgis? Create a heat map Drag a point dataset to the page and drop it on the Map…
What is DFT in DSP? The discrete Fourier transform (DFT) is one of the most important tools in digital signal processing. First, the DFT can…
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…
What is the difference between protocol and application? A protocol can be implemented by hardware, software, people, or a combination of any of them. Usually,…
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…