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Why does comparing strings using either '==' or 'is' sometimes produce a different result?
...es are set to the value 'public' . In a conditional expression I have the comparison var1 is var2 which fails, but if I change it to var1 == var2 it returns True .
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Check if a program exists from a Makefile
...make seamlessly from the environment or other makefiles. Useful when cross-compiling.
– rickfoosusa
Sep 28 '15 at 14:31
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How to amend older Git commit? [duplicate]
I have made 3 git commits, but have not been pushed.
How can I amend the older one (ddc6859af44) and (47175e84c) which is not the most recent one?
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How to install node.js as windows service?
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Split long commands in multiple lines through Windows batch file
How can I split long commands over multiple lines in a batch file?
5 Answers
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Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it
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The data received in your serialPort1_DataReceived method is coming from another thread context than the UI thread, and that's the reason you see this error.
To remedy this, you will have to use a dispatcher as descibed in the MSDN article:
How to: Make Thread-Safe Calls to Windows For...
When to use volatile with multi threading?
...variable then many tutorials say make the variable volatile to prevent the compiler caching the variable in a register and it thus not getting updated correctly.
However two threads both accessing a shared variable is something which calls for protection via a mutex isn't it?
But in that case, betw...
Why is the tag deprecated in HTML?
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Switching between GCC and Clang/LLVM using CMake
...nd I'd like to be able to easily switch between using GCC or Clang/LLVM to compile them. I believe (please correct me if I'm mistaken!) that to use Clang I need to set the following:
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How to set bootstrap navbar active class with Angular JS?
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