Useful tips for everyday
How to dump a Postgres database excluding one specific table? I’d like to use pg_dump to backup postgres database content. I only want to ignore…
Can files on Mac be hacked? Do Macs get hacked? It may be rare when compared to Windows, but yes, there have been cases where…
Why are vector spaces useful? Vector spaces have many applications as they occur frequently in common circumstances, namely wherever functions with values in some field…
How many outcomes can a binomial distribution have? two possible outcomes The binomial distribution model is an important probability model that is used when there…
How do you find exponentially distributed? The formula for the exponential distribution: P ( X = x ) = m e – m x =…
Why is one of my laptop fans not working? Fan Failure One of the most common causes of the “cooling system” message is a malfunctioning…
Does XFS use inodes? Because of this, XFS uses a sparse inode number scheme where inode num- bers encode the location of the inode on…
Why does ordinary least squares OLS produce the best fit line? An analyst using the least squares method will generate a line of best fit…
How can I select rows from a hierarchical query? If you have an hierarchical query that produces the whole tree under the root node, that…
How do I enable a Link in a picture? The easy way to hyperlink an image Place the image into your Gmail email as you…