Web Development Notes

Scripts can be used for automating specific tasks. Automation replaces repetitive manual steps with processes that happen automatically. Humans are fallible - they can become tired, make mistakes, fail to follow instructions, and be inconsistent in their job performance. In contrast, automated processes complete instructions exactly as coded, in a consistent manner. They can run 24 hours a day, every day, without tiring. For many tasks suitable for automation, it can be more cost-effective than human labor. Appropriate Uses for Automation The automatic timing and regulation of traffic lights A repetitive task at high risk for human error Sending commands to a computer Detecting and removing duplicates of data Sending automated emails that are personalized by pulling individual names from a database and plugging them into the email Updating a large number of file permissions Reporting on system data, like disk or memory usage Installing software Generating reports Deploying a file or a ...

Global :h[elp] keyword  - open help for keyword :sav[eas] file  - save file as :clo[se]  - close current pane :ter[minal]  - open a terminal window K  - open man page for word under the cursor Tip  Run  vimtutor  in a terminal to learn the first Vim commands. Cursor movement h  - move cursor left j  - move cursor down k  - move cursor up l  - move cursor right gj  - move cursor down (multi-line text) gk  - move cursor up (multi-line text) H  - move to top of screen M  - move to middle of screen L  - move to bottom of screen w  - jump forwards to the start of a word W  - jump forwards to the start of a word (words can contain punctuation) e  - jump forwards to the end of a word E  - jump forwards to the end of a word (words can contain punctuation) b  - jump backwards to the start of a word B  - jump backwards to the start of a word (words can contain punctuation) ge  -...