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Where is Python's sys.path initialized from?
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MPICH vs OpenMPI
...nology
Open-MPI documents their network support here. MPICH lists this information in the README distributed with each version (e.g. this is for 3.2.1). Note that because both Open-MPI and MPICH support the OFI (aka libfabric) networking layer, they support many of the same networks. However, li...
Why is exception handling bad?
...ach error condition by introducing a return value for it. You will loose information about the error. Thinking that you can keep everything nicely synced by checking each and every statement and doing the cleaning up leads to very convoluted code - catching an error over multiple statements and clea...
What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
...DL. I'm interested in key differences between them and characteristics (performance, ease of use, programming languages support).
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How do I decode a string with escaped unicode?
... this is a solution that should apply to older browsers or non-browser platforms, and is kept alive for instructional purposes. Please refer to @radicand 's answer below for a more up to date answer.
This is a unicode, escaped string. First the string was escaped, then encoded with unicode. To co...
When does invoking a member function on a null instance result in undefined behavior?
...o "use" the lvalue? Just even generate it at all, or to use it in the more formal sense of perform lvalue-to-rvalue conversion?
Regardless, it definitely cannot be converted to an rvalue (§4.1/1):
If the object to which the lvalue refers is not an object of type T and is not an object of a typ...
Have Grunt generate index.html for different setups
...man's build system. It generates a production version of index.html from information in development version of index.html as well as other environment settings. A bit sophisticated but interesting to look at.
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How should I choose an authentication library for CodeIgniter? [closed]
...ve issues with UTF-8 characters
Requires a lot of autoloading (impeding performance)
Badly micromanaged config file
Terrible View-Controller separation, with lots of program logic in views and output hard-coded into controllers. Dealbreaker!
Poor HTML code in the included views
Includes substandard ...
MongoDB with redis
...pped out, Redis is not. If MongoDB triggers some swapping activity, the performance of Redis will be catastrophic. They should be isolated on different nodes.
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Standard alternative to GCC's ##__VA_ARGS__ trick?
..._, "")
I believe it ignores any extra args that aren't referenced in the format string. So you could probably even get away with:
#define BAR_HELPER(fmt, ...) printf(fmt "\n", __VA_ARGS__)
#define BAR(...) BAR_HELPER(__VA_ARGS__, 0)
I can't believe C99 was approved without a standard way to do ...