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Luhn algorithm. The Luhn algorithm or Luhn formula, also known as the " modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn, is a simple check digit formula used to validate a variety of identification numbers. It is described in U.S. Patent No. 2,950,048, granted on August 23, 1960.
From then on, various upgrades have been added to the torpedo. As of 2012 Mk-48 Mod 6 was in service; a Mod 7 version was test fired in 2008 in Exercise RIMPAC. The inventory of the U.S. Navy in 2001 was 1,046 Mk-48 torpedoes. In 2017 Lockheed's production was approximately 50 per year. Deployment
A tactical nuclear weapon ( TNW) or non-strategic nuclear weapon ( NSNW) [1] is a nuclear weapon that is designed to be used on a battlefield in military situations, mostly with friendly forces in proximity and perhaps even on contested friendly territory. Generally smaller in explosive power, they are defined in contrast to strategic nuclear ...
The MIM-104 Patriot is a surface-to-air missile (SAM) system, the primary such system used by the United States Army and several allied states. It is manufactured by the U.S. defense contractor Raytheon and derives its name from the radar component of the weapon system.
AN/SPG-60 Radar. The AN/SPG-60 (pronounced as "SPIG sixty") is a United States tracking radar that is part of the MK-86 Gun Fire Control System (GFCS). [1] [2] It is used for air tracking and on some MK-86 configurations it is also used for illumination for RIM-24 Tartar and RIM-66 Standard missiles. Though the radar is primarily an air ...
PHP has a direct module interface called SAPI for different web servers; in case of PHP 5 and Apache 2.0 on Windows, it is provided in form of a DLL file called php5apache2.dll, which is a module that, among other functions, provides an interface between PHP and the web server, implemented in a form that the server understands. This form is ...
Produced. 1965–1986. Number built. 360. The North American Rockwell OV-10 Bronco is an American twin- turboprop light attack and observation aircraft. It was developed in the 1960s as a special aircraft for counter-insurgency (COIN) combat, and one of its primary missions was as a forward air control (FAC) aircraft.
Development Origins YF-16 and YF-17 prototypes being tested by the U.S. Air Force The United States Navy started the Naval Fighter-Attack, Experimental (VFAX) program to procure a multirole aircraft to replace the Douglas A-4 Skyhawk, the A-7 Corsair II, and the remaining McDonnell Douglas F-4 Phantom IIs, and to complement the Grumman F-14 Tomcat. Vice Admiral Kent Lee, then head of Naval Air ...