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The difference between fork(), vfork(), exec() and clone()
...ch data structures (memory space, processor state, stack, PID, open files, etc) are shared or not.
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brew install mysql on macOS
..., then deleted the mysql directory in /usr/local/var, deleted my existing /etc/my.cnf (leave that one up to you, should it apply) and launchctl plist
Updated the string for the plist. Note also your alternate security script directory will be based on which version of MySQL you are installing.
Ste...
When to use self over $this?
...context (are we in an object-context already? Are we outside of an object? etc).
When is TCP option SO_LINGER (0) required?
...nt of your server application misbehaves (times out, returns invalid data, etc.) an abortive close makes sense to avoid being stuck in CLOSE_WAIT or ending up in the TIME_WAIT state.
If you must restart your server application which currently has thousands of client connections you might consider se...
How do I make CMake output into a 'bin' dir?
...and it works, but only when you do it before adding libraries, executables etc. I think it's an important note for beginners like me.
– ashrasmun
Jun 15 '19 at 7:51
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When should I use C++ private inheritance?
...d of forwarding functions.
using vector<int>::push_back;
// etc...
};
When implementing the Adapter Pattern, inheriting privately from the Adapted class saves having to forward to an enclosed instance.
To implement a private interface. This comes up often with the Observer P...
Is there a Python function to determine which quarter of the year a date is in?
...)//3 will give you the quarter (0 for first quarter, 1 for second quarter, etc -- add 1 if you need to count from 1 instead;-).
Originally two answers, multiply upvoted and even originally accepted (both currently deleted), were buggy -- not doing the -1 before the division, and dividing by 4 ins...
Validating IPv4 addresses with regexp
...ification/security as 023 needs to be converted to 23 to avoid duplicates, etc. Thanks for trying to make things better !
– Danail Gabenski
Dec 27 '19 at 1:03
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How to execute a Python script from the Django shell?
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I ended up doing sys.path.append(os.getcwd()), it works when I am inside my project directory, my DJANGO_SETTINGS_MODULE is correct and I try to run a script that import models, views, etc.
– Danilo Cabello
Jul 11 '14 at 16...
Difference between JSON.stringify and JSON.parse
... often confuse JSON "string representation" and Object (or dict in Python, etc.).
– jbmusso
Dec 13 '18 at 12:56
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