Acoustic delay line memory

Delay Line Memory Delay line memory always fascinated me.  It is well known that early computers such as the UNIVAC-I used mercury acoustic delay line memory.  Less well known is that the use of digital delay line memory continued well into the semiconductor era in the form of Torsional and Quartz delay line memories for…

Protecting Trivia Apps from Cheaters

Mobile trivia apps, such as HQ Trivia and The Q, modernize game show-style entertainment, allowing anyone to try their hand at winning cash prizes from their smartphone from anywhere. However, these applications are susceptible to cheaters and bots. For example, a developer by the name of Toby Mellor recently demonstrated how he created a near-realtime…

20 Situations of everyday life that can go crazy any

Share on Facebook Tuitéalo We all have our peculiarities. What about them looks completely normal, for others, it is unacceptable. In addition, any insignificant detail could unbalance the emotional state of a person. For example, a hard word, a gesture unexpected, a bizarre action or just something that is not perfect. Great.guru gathered for you…