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Can't find the PostgreSQL client library (libpq)

... $ sudo su $ env ARCHFLAGS="-arch x86_64" gem install pg Building native extensions. This could take a while... Successfully installed pg-0.11.0 1 gem installed Installing ri documentation for pg-0.11.0... Installing RDoc documentation for pg-0.11.0... WORKE...
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Most Pythonic way to provide global configuration variables in config.py? [closed]

...ot", "pass": "secret", "tables": { "users": "tb_users" } # etc } } You'd access the values as follows: config["mysql"]["tables"]["users"] If you are willing to sacrifice the potential to compute expressions inside your config tree, you could use...
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Reset C int array to zero : the fastest way?

...e is doing something incorrect. #include<immintrin.h> #define intrin_ZERO(a,n){\ size_t x = 0;\ const size_t inc = 32 / sizeof(*(a));/*size of 256 bit register over size of variable*/\ for (;x < n-inc;x+=inc)\ _mm256_storeu_ps((float *)((a)+x),_mm256_setzero_ps());\ if(4 == sizeof(*(a)...
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Undocumented NSURLErrorDomain error codes (-1001, -1003 and -1004) using StoreKit

... -1017, NSURLErrorAppTransportSecurityRequiresSecureConnection NS_ENUM_AVAILABLE(10_11, 9_0) = -1022, NSURLErrorFileDoesNotExist = -1100, NSURLErrorFileIsDirectory = -1101, NSURLErrorNoPermissionsToReadFile = -1102, NSURLErrorDataLengthExceedsMaximum NS_ENUM_AVAILABLE(10...
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Running a specific test case in Django when your app has a tests directory

...ecify tests to run like: python manage.py test another.test:TestCase.test_method or as noted in comments, use the syntax: python manage.py test another.test.TestCase.test_method share | improv...
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Backbone View: Inherit and extend events from parent

...: var ChildView = ParentView.extend({ events: function(){ return _.extend({},ParentView.prototype.events,{ 'click' : 'onclickChild' }); } }); Another would be: var ParentView = Backbone.View.extend({ originalEvents: { 'click': 'onclick' }, //Override th...
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“Pretty” Continuous Integration for Python

...h a hudson config execute script like: /var/lib/hudson/venv/main/bin/hudson_script.py -w $WORKSPACE -p my.package -v $BUILD_NUMBER, just put in **/coverage.xml, pylint.txt and nosetests.xml in the config bits: #!/var/lib/hudson/venv/main/bin/python import os import re import subprocess import loggi...
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Callback functions in C++

...ard algorithms library <algorithm> use callbacks. For example the for_each algorithm applies an unary callback to every item in a range of iterators: template<class InputIt, class UnaryFunction> UnaryFunction for_each(InputIt first, InputIt last, UnaryFunction f) { for (; first != las...
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Qt: can't find -lGL error

...nu/mesa/libGL.so.1 /usr/lib/i386-linux-gnu/mesa/libGL.so.1.2.0 /usr/lib/x86_64-linux-gnu/libGLEW.so.1.10 /usr/lib/x86_64-linux-gnu/libGLEW.so.1.10.0 /usr/lib/x86_64-linux-gnu/libGLEWmx.so.1.10 /usr/lib/x86_64-linux-gnu/libGLEWmx.so.1.10.0 /usr/lib/x86_64-linux-gnu/libGLU.so.1 /usr/lib/x86_64-linux-g...
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How does JavaScript handle AJAX responses in the background?

...f 'ajax' requests. In my handler (for each request--returned in arbitrary order) I run some code that may take some time. Good to know this should definitely work. – iPadDeveloper2011 Dec 6 '12 at 6:06 ...