You can view between one and seven days in the week view of Apple's Calendar application, but this can only be accessed using a hidden hotkey.
If you have an iMac made in mid-2011 or later, here is how you can use it as an external monitor.
If Mail in OS X Mavericks will check your e-mail account only after being launched, then this workaround will help at least check messages until an update is released.
There are a number of ways to navigate, move files between, and otherwise manage the new Finder tabs in the latest version of OS X.
Force-quitting an application can be done directly with one keystroke, if needed.
If you have dragged files to an incorrect location by accident in the OS X Finder, there are several ways to undo this without having to select and drag them all back.
You can fix the inability to move files to the OS X trash by adjusting file permissions settings.
The default content search in OS X can be quickly overridden with name-only search options.
If you continually need to restore specific browser tabs, then Apple's Safari may come up a bit short.
Along with the standard ways to open programs, you can set up key combinations to quickly open your most accessed ones.