asteroza + locking   8

NejiLaw
So, there seem to be two threads on the bolt, such that the two different nuts will separate if rotated together in one direction, but will come together and lock/jam against each other if turned the other way.
japan  lock  locking  nut  bolt  hardware  double  threaded  spiral  thread  Delicious 
september 2014 by asteroza
The Kitchen Safe
The Kitchen Safe is the time-lock container that puts you in charge.
protection  hardware  tricks  locking  lock  security  kitchen  access  child  time  timer  container  prevention  tips  locked  devices  electronics  storage  Delicious 
june 2013 by asteroza
IanG on Tap: Oh No! Not the TimedLock Again!
Normal C# Lock can deadlock, so this is a trick to timeout the lock, utilizing the actual underlying code behind Lock.
C#  locking  lock  locks  threading  multithreading  thread  contention  timeout  code  sample  programming  development  Delicious 
may 2009 by asteroza
IanG on Tap: ReaderWriterLock vs Monitor
So MSDN says DataTable is multithreaded read safe. But that seems to be only true if you are grabbing a specific row object, and not doing a LINQ select. C# seems to update its index cache on such an access. But the act of (re)building an index cache counts as a write. That's correct folks, one of only two multithread safe read classes isn't actually fully threadsafe. You bastards...
C#  datatable  readerwriterlock  monitor  threading  multithreading  locking  programming  development  threads  Delicious 
may 2009 by asteroza

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