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Java: Literal percent sign in printf statement
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How do I get a file extension in PHP?
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Example URL: http://example.com/myfolder/sympony.mp3?a=1&b=2#XYZ
A) Don't use suggested unsafe PATHINFO:
pathinfo($url)['dirname'] ???? 'http://example.com/myfolder'
pathinfo($url)['basename'] ???? 'sympony.mp3?a=1&b=2#XYZ' ...
Why do C++ libraries and frameworks never use smart pointers?
I read in a few articles that raw pointers should almost never be used. Instead they should always be wrapped inside smart pointers, whether it's scoped or shared pointers.
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Converting from a string to boolean in Python?
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Use:
bool(distutils.util.strtobool(some_string))
Python 2: http://docs.python.org/2/distutils/apiref.html?highlight=distutils.util#distutils.util.strtobool
Python 3: https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool
True values are y, yes, t, true, on and ...
Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
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Reversing a linked list in Java, recursively
I have been working on a Java project for a class for a while now. It is an implementation of a linked list (here called AddressList , containing simple nodes called ListNode ). The catch is that everything would have to be done with recursive algorithms. I was able to do everything fine sans one ...
Equivalent of strace -feopen < command > on mac os X
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How do I find the authoritative name-server for a domain name?
...z "DNS & BIND" book (O'Reilly editor). The source code is available in http://examples.oreilly.com/dns5/
% check_soa stackoverflow.com
ns51.domaincontrol.com has serial number 2008041300
ns52.domaincontrol.com has serial number 2008041300
Here, the two authoritative name servers have the same...
How to get thread id from a thread pool?
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