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Can I run multiple programs in a Docker container?
...un
# more than one service in a container. The container will exit with an error
# if it detects that either of the processes has exited.
# Otherwise it will loop forever, waking up every 60 seconds
while /bin/true; do
ps aux |grep my_first_process |grep -q -v grep
PROCESS_1_STATUS=$?
ps aux ...
In .NET, which loop runs faster, 'for' or 'foreach'?
...dition you need to check, etc. How many times have you seen an off-by-one error in a "foreach" loop?
– tster
Dec 3 '09 at 15:45
35
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Continuously read from STDOUT of external process in Ruby
...out.each { |line| print line }
rescue Errno::EIO
puts "Errno:EIO error, but this probably just means " +
"that the process has finished giving output"
end
end
rescue PTY::ChildExited
puts "The child process exited!"
end
And here's the long answer, with way too many de...
nodejs require inside TypeScript file
...s:
npm install --save-dev @types/node
Not only will it fix the compiler error, it will also add the definitions of the Node API to your IDE.
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Is main() really start of a C++ program?
...control over initialization order, you have no control over initialization errors: you can't catch exceptions at a global scope.
– André Caron
Mar 12 '11 at 20:24
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Unnamed/anonymous namespaces vs. static functions
...ifferent translation units. This might cause "multiple definitions" linker error down the line.
– Alex
Feb 28 '19 at 14:47
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How to use LINQ to select object with minimum or maximum property value
... the class of the instances does not implement IComparable, then a runtime error will be thrown:
At least one object must implement IComparable
Luckily, this can still be fixed rather cleanly. The idea is to associate a distanct "ID" with each entry that serves as the unambiguous tie-breaker. We c...
Call by name vs call by value in Scala, clarification needed
...s enough information in @ScalaSignature annotation to throw a compile time error for this. The bytecode for both => T and () => T is same though and is a Function0. See this question for more details.
– vsnyc
Oct 27 '16 at 20:42
...
Bitwise operation and usage
...the communication (e.g, with flags (bits)), frame counters, correction and error detection codes, etc. To get the transmitted data in a frame, and to build the frames to send data, you will need for sure bitwise operations.
In general, when dealing with that kind of applications, an API is availabl...
What's the strangest corner case you've seen in C# or .NET? [closed]
...es called rounding to nearest, or banker's rounding. It minimizes rounding errors that result from consistently rounding a midpoint value in a single direction.
– ICR
Oct 12 '08 at 12:25
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