This problems happens when I run Python code which uses “import matplotlib.pyplot as plt” or “import axelrod as axl”. Both of them use “tk”.
Synchronous queues are similar to rendezvous channels used in CSP and Ada. They are well suited for handoff designs, in which an object running in one thread must sync up with an object running in another thread in order to hand it some information, event, or task. –From Java offical document here
The requirement is to importing an existing Git repository into another target git server. The solution comes from here.
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After I ran “apt-get dist-upgrade” and encountered an unexpecting exit, rerunning “apt-get dist-upgrade” gives me the following issue: