what is --dev for pipenv code example

jquery dom traversal parent code example how to center items horizontally with css code example push into array in mongoose code example entity framework core entity framework code example cast as string in sql code example markdown blank line code example align div at the bottom of the page code example python alert if touched any key code example see changes in a particular commit code example react select custom onChange code example finding diagonals of a matrix code example how to delete one row in postgreqsl code example