Search a file with matching a pattern under directory in linux, unix ..

Run this command

grep -H -r [pattern] [directory]

 pattern - Replace this with your custom patter
 directory - Replace this with your custom patter
-H : means to print the filename for each match.
-r : Read all files under each directory, recursively;

Javascript closure simple example snippet

Demo

Counting with a local variable.

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How to make triangles or arrows using css border width

h2.entry-title { position: relative; }

h2.entry-title:after { content: ""; border-width: 15px; position: absolute; left: 179px; top: -4px; border-style: solid; border-left-width: 0; border-right: 15px solid green; border-left: 15px solid yellow; }

with all borders

h2.left-triangle:after { border:15px solid transparent; border-right: 15px solid green; }

left triangle

h2.right-triangle:after { border:15px solid transparent; border-left: 15px solid green; }

right triangle

h2.top-triangle:after { border:15px solid transparent; border-bottom: 15px solid green; }

top triangle

h2.down-triangle:after { border:15px solid transparent; border-top: 15px solid green; }

down triangle