a few of my favorite things: shellcheck when dealing with bash scripting; pylint for python scripting; package managers (yum, pip, brew - all of them); valgrind

a few of my favorite things: shellcheck when dealing with bash scripting; pylint for python scripting; package managers (yum, pip, brew - all of them); valgrind for c/c++ development; intellij for java development; unit testing; stackoverflow, github code search, google + duckduckgo; libgen;