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Create Directory if it doesn't exist with Ruby
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How to link Docker services across hosts?
Docker allows servers from multiple containers to connect to each other via links and service discovery . However, from what I can see this service discovery is host-local. I would like to implement a service that uses other services hosted on a different machine.
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How to reset postgres' primary key sequence when it falls out of sync?
I ran into the problem that my primary key sequence is not in sync with my table rows.
29 Answers
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Function passed as template argument
I'm looking for the rules involving passing C++ templates functions as arguments.
7 Answers
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log4net vs. Nlog
Anyone have experience for both? How do they stack up against each other?
15 Answers
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What is the difference between object keys with quotes and without quotes?
Is there any difference between
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How to install trusted CA certificate on Android device?
I have created my own CA certificate and now I want to install it on my Android Froyo device (HTC Desire Z), so that the device trusts my certificate.
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How did I get a value larger than 8 bits in size from an 8-bit integer?
I tracked down an extremely nasty bug hiding behind this little gem. I am aware that per the C++ spec, signed overflows are undefined behavior, but only when the overflow occurs when the value is extended to bit-width sizeof(int) . As I understand it, incrementing a char shouldn't ever be undefin...
How to delete a word and go into insert mode in Vim?
In normal mode I can hit Ctrl + E which deletes the rest of the current word and goes to insert mode.
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Pandas dataframe get first row of each group
I have a pandas DataFrame like following.
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