ascii: add page (#4323)

pages/linux/ascii.md

@@ -0,0 +1,36 @@
+# ascii
+
+> Show ASCII character aliases.
+> More information: <http://www.catb.org/~esr/ascii/>.
+
+- Show ASCII aliases of a character:
+
+`ascii {{a}}`
+
+- Show ASCII aliases in short, script-friendly mode:
+
+`ascii -t {{a}}`
+
+- Show ASCII aliases of multiple characters:
+
+`ascii -s {{tldr}}`
+
+- Show ASCII table in decimal:
+
+`ascii -d`
+
+- Show ASCII table in hexadecimal:
+
+`ascii -x`
+
+- Show ASCII table in octal:
+
+`ascii -o`
+
+- Show ASCII table in binary:
+
+`ascii -b`
+
+- Show options summary and complete ASCII table:
+
+`ascii`