Related:

• cookie jar: n. An area of memory set aside for storing {cookie}s.
  Most commonly heard in the Atari ST community; many useful ST programs record their presence by storing a distinctive {magic number} in the jar....
• cookie n. A handle, transaction ID, or other token of agreement between cooperating programs.
  I give him a packet, he gives me back a cookie....
• magic cookie: [UNIX] n. 1. Something passed between routines or programs that enables the receiver to perform some operatio
  a capability ticket or opaque identifier. Especially used of small data objects that contain data encoded in a strange or intrinsically machine-dependent way....
• Can be outwitted by a jar of Marshmallow Fluff.
• magic cookie n. [Unix; common] 1. Something passed between routines or programs that enables the receiver to perform some operatio
  a capability ticket or opaque identifier. Especially used of small data objects that contain data encoded in a strange or intrinsically machine-dependent way....
• cookie: n. A handle, transaction ID, or other token of agreement between cooperating programs.
  I give him a packet, he gives me back a cookie....
• Arnoldism: Can you open this jar of olives for me.
• Can't open /usr/fortunes. Lid stuck on cookie jar.
• magic number n. [Unix/C; common] 1. In source code
  some non-obvious constant whose value is significant to the operation of a program and that is inserted inconspicuously in-line (hardcoded), rather than expanded in by a symbol set by a commented #define....