Linux has a cool command called dirtree that gives a more visual representation of your directory structure. If you have the misfortune of working on a Unix variant that doesn’t have it, checkout this cool one liner.
ls -R . | grep ":$" | sed -e 's/:$//' -e 's/[^-][^/]*\//--/g' -e 's/^/ /' -e 's/-/|/'
Thanks for the command Tom.
Skewness measures the asymmetry of a distribution. A perfectly symmetric distribution has a skewness of zero. A positive skew (right-skewed) means the tail extends to the right — a small number of high values pull the mean above the median.
The vsql-ai extension adds AI prompt capabilities and text embeddings directly in SQL queries, with support for Anthropic Claude , Google Gemini , OpenAI ChatGPT , or a local LLM such as Ollama .
The Chi-Squared test is one of the most widely used statistical tests for categorical data. It comes in two flavors: the goodness-of-fit test asks whether an observed frequency distribution matches an expected one, while the test of independence asks whether two categorical variables are associated with each other.
