Useful tips for everyday
How do I create a Wireshark capture? After starting Wireshark, do the following: Select Capture | Interfaces. Select the interface on which packets need to…
Are decision trees better than logistic regression? Decision Boundaries A single linear boundary can sometimes be limiting for Logistic Regression. In this example where the…
Is duty cycle the same as pulse width? In electronics, duty cycle is the percentage of the ratio of pulse duration, or pulse width (PW)…
What is LDAP in SQL Server? LDAP is an open-standard protocol for accessing data stored in an information directory. For example, a user could use…
Which oscillator is useful for triangular wave generation? The easiest way to generate a triangle wave is to generate a square wave and then feed…
Why are residuals important in regression analysis? Residual analysis is a useful class of techniques for the evaluation of the goodness of a fitted model.…
How to make an HTTP callout in Salesforce? The error message tells you exactly what you need to do. Before making any Http callout, you…
How do you replace spaces with newlines in a text file? A few choices: The classic, use tr : tr ‘ ‘ ‘\n’ < example.…
How do I keep a PNG background transparent in IrfanView? Open the image in IrfanView, and select File, then Save as. When the Save Picture…
What is the difference between Ubuntu 18.04 and 18.04 LTS? LTS stands for Long Term Support. In contrast to normal Ubuntu versions, which are supported…