FLAG DAY
\flˈaɡ dˈe͡ɪ], \flˈaɡ dˈeɪ], \f_l_ˈa_ɡ d_ˈeɪ]\
Definitions of FLAG DAY
- 2006 - WordNet 3.0
- 2011 - English Dictionary Database
- 1985 - The Free On-line Dictionary of Computing
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By DataStellar Co., Ltd
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A software change that is neither forward- norbackward-compatible, and which is costly to make and costly toreverse. E.g. "Can we install that without causing a flag dayfor all users?"This term has nothing to do with the use of the word flag tomean a variable that has two values. It came into use when amassive change was made to the Multics time-sharing systemto convert from the old ASCII code to the new one; this wasscheduled for Flag Day (a US holiday), June 14, 1966.See also backward combatability, lock-in.
By Denis Howe
Word of the day
Platidiam
- An inorganic water-soluble platinum complex. After undergoing hydrolysis, it reacts DNA produce both intra interstrand crosslinks. These crosslinks appear to impair replication and transcription of DNA. The cytotoxicity cisplatin correlates with cellular arrest in G2 phase cell cycle.