A long time ago, before electricity made its inroads, society implemented Daylight Saving Time, DST, to accommodate the working man and woman. Basically, during summer time, they moved the hours one hour up to get more social time in the evenings.
hint: Updates were rejected because a pushed branch tip is behind its remote. hint: counterpart. If you did not intend to push that branch, you may want to. hint: specify branches to push or set the 'push.default' configuration. hint: variable to 'current' or 'upstream' to push only the current branch.
current: push the current branch to a branch of the same name. simple : (new in Git 1.7.11) like upstream, but refuses to push if the upstream branch's name is different from the local one. This is the safest option and is well-suited for beginners. This will become the default in Git 2.0.