python Programming Glossary: cache
Python hashable dicts http://stackoverflow.com/questions/1151658/python-hashable-dicts passes through the input might see different grammars so cached parse results are invalid unless I also store the current version.. store the current version of the grammar along with the cached parse results. EDIT a consequence of this use of key value.. Even using a tuple as I'd be doing anyways doesn't help. cache rule foo bar cache rule baz quux Traceback most recent call..
Programmatically saving image to Django ImageField http://stackoverflow.com/questions/1308386/programmatically-saving-image-to-django-imagefield models.ImageField upload_to photo_path blank True def cache self Store image locally if we have a URL if self.url and not..
Python k-means algorithm http://stackoverflow.com/questions/1545606/python-k-means-algorithm of k means algorithm with examples to cluster and cache my database of coordinates. python algorithm cluster analysis..
Why is numpy's einsum faster than numpy's built in functions? http://stackoverflow.com/questions/18365073/why-is-numpys-einsum-faster-than-numpys-built-in-functions einsum is new and is presumably trying to be better about cache alignment and other memory access issues while many of the older..
What is memoization and how can I use it in Python? http://stackoverflow.com/questions/1988804/what-is-memoization-and-how-can-i-use-it-in-python than computing the result again. You can think of it as a cache for method results. For further details see page 365 of Cormen..
Why do attribute references act like this with Python inheritance? http://stackoverflow.com/questions/206734/why-do-attribute-references-act-like-this-with-python-inheritance be useful in many cases. For instance you might want to cache instances of your class so that instances with the same member..
Simple Python Challenge: Fastest Bitwise XOR on Data Buffers http://stackoverflow.com/questions/2119761/simple-python-challenge-fastest-bitwise-xor-on-data-buffers slower since the code needs to be loaded from the disk and cached subsequent invocations are faster import numpy import time.. this way the output array does not use up valuable cache lines. Timings As for the timings the slow_xor entry in the..
Best way to create a simple python web service [closed] http://stackoverflow.com/questions/415192/best-way-to-create-a-simple-python-web-service and response objects HTTP utilities to handle entity tags cache control headers HTTP dates cookie handling file uploads a powerful..
Is it worth using Python's re.compile? http://stackoverflow.com/questions/452104/is-it-worth-using-pythons-re-compile much time at all only the time it takes to check the cache a key lookup on an internal dict type . From module re.py comments.. pattern flags .match string def _compile key # Does cache check at top of function cachekey type key 0 key p _cache.get.. def _compile key # Does cache check at top of function cachekey type key 0 key p _cache.get cachekey if p is not None return..
What's a good lightweight Python MVC framework? [closed] http://stackoverflow.com/questions/68986/whats-a-good-lightweight-python-mvc-framework you need manage session cookies request response cache internationalization errors tickets database abstraction for..
SQLite Performance Benchmark — why is :memory: so slow…only 1.5X as fast as disk? http://stackoverflow.com/questions/764710/sqlite-performance-benchmark-why-is-memory-so-slow-only-1-5x-as-fast-as-d but not the realistic performance of disk e.g. because the cache_size pragma is too big or because I'm not doing writes . I'll.. speed out of the in memory db other than by jacking up the cache_size and default_cache_size which I will do I'm all ears..... db other than by jacking up the cache_size and default_cache_size which I will do I'm all ears... python database sqlite..
How do you reload a Django model module using the interactive interpreter via “manage.py shell”? http://stackoverflow.com/questions/890924/how-do-you-reload-a-django-model-module-using-the-interactive-interpreter-via-m think I have to answer to this. The problem is that Django caches its models in a singleton singleton like structure called AppCache... it import os from django.db.models.loading import AppCache cache AppCache curdir os.getcwd for app in cache.get_apps f app.__file__.. import AppCache cache AppCache curdir os.getcwd for app in cache.get_apps f app.__file__ if f.startswith curdir and f.endswith..
Having Django serve downloadable files http://stackoverflow.com/questions/1156246/having-django-serve-downloadable-files header too. # You can also set any other required headers Cache Control etc. return response Of course this will only work if..
oauth google using python http://stackoverflow.com/questions/1215033/oauth-google-using-python 20 GMT header Expires Fri 08 Apr 2011 09 08 20 GMT header Cache Control private max age 0 header X Content Type Options nosniff..
Weird Integer Cache inside Python 2.6 http://stackoverflow.com/questions/15171695/weird-integer-cache-inside-python-2-6 Integer Cache inside Python 2.6 after dive into python's source code I find..
Cache a django view that has URL parameters http://stackoverflow.com/questions/1590372/cache-a-django-view-that-has-url-parameters a django view that has URL parameters I have recently implemented..
subprocess.Popen: mkvirtualenv not found http://stackoverflow.com/questions/18337767/subprocess-popen-mkvirtualenv-not-found
does __init__ get called multiple times with this implementation of Singleton? (Python) http://stackoverflow.com/questions/18383970/does-init-get-called-multiple-times-with-this-implementation-of-singleton cls .__new__ cls args kwargs return cls._instance class Cache Singleton def __init__ self size 100 print 'I am called with.. def __init__ self param print 'I am S with param' param c Cache 20 s S 10 Result Singleton.__new__ called with class class '__main__.Cache'.. Result Singleton.__new__ called with class class '__main__.Cache' I am called with size 20 Singleton.__new__ called with class..
AppEngine BlobStore upload failing with a request that works in the Development Environment http://stackoverflow.com/questions/2893268/appengine-blobstore-upload-failing-with-a-request-that-works-in-the-development debug_newpuzzle userToken 11001 Content Length 60360 Cache Control max age 0 Origin http photohuntservice.appspot.com Content.. form data boundary WebKitFormBoundaryhdyNAhmOouRDGErG Cache Control max age 0 Accept Origin http photohuntservice.appspot.com..
Repeated host lookups failing in urllib2 http://stackoverflow.com/questions/4555026/repeated-host-lookups-failing-in-urllib2 problem on Linux systems make sure nscd Name Service Cache Daemon is actually running. UPDATE And looking at your code..
Caching of (fake) static content which is actually dynamic on GAE for Python http://stackoverflow.com/questions/5512634/caching-of-fake-static-content-which-is-actually-dynamic-on-gae-for-python headers like this Expires Fri 01 Apr 2011 09 54 56 GMT Cache Control public max age 600 Ok the question is there an easy.. this very by simply setting the two headers Expires and Cache Control like this import datetime thirty_days_in_seconds 4320000.. HTTP_HEADER_FORMAT self.response.headers Cache Control public max age s thirty_days_in_seconds python google..
No module named os found — Django, mod_wsgi, Apache 2.2 http://stackoverflow.com/questions/6449400/no-module-named-os-found-django-mod-wsgi-apache-2-2 shutting down Wed Jun 22 23 04 29 2011 warn Init Session Cache is not configured hint SSLSessionCache Wed Jun 22 23 04 29 2011.. warn Init Session Cache is not configured hint SSLSessionCache Wed Jun 22 23 04 29 2011 warn mod_wsgi Compiled for Python 2.5.4...
How do I test a database connection in Django? http://stackoverflow.com/questions/6894358/how-do-i-test-a-database-connection-in-django success False request.db_connection_successful success Cache 'db_connection_successful' for performance. share improve this..
Why the QNetworkReply readAll() returns zero bytes? http://stackoverflow.com/questions/7136962/why-the-qnetworkreply-readall-returns-zero-bytes Yes and there is an easy work around add a QNetworkDiskCache to the manager with QNetworkAccessManager.setCache and retrieve.. to the manager with QNetworkAccessManager.setCache and retrieve the image from the cache in your slot onFinished.. slot onFinished . If the website uses Pragma no cache or Cache control to hint the browser not to save the file to disk you..
Celery periodic_task running multiple times in parallel http://stackoverflow.com/questions/7719203/celery-periodic-task-running-multiple-times-in-parallel 'BACKEND' 'django.core.cache.backends.memcached.MemcachedCache' 'LOCATION' '127.0.0.1 11211' python celery share improve.. settings E.g. memcached If not you may be using the Dummy Cache which doesn't actually do any caching just implements the interface..
Get list of Cache Keys in Django http://stackoverflow.com/questions/9048257/get-list-of-cache-keys-in-django list of Cache Keys in Django I'm trying to understand how Django is setting..
Why does this url raise BadStatusLine with httplib2 and urllib2? http://stackoverflow.com/questions/9265616/why-does-this-url-raise-badstatusline-with-httplib2-and-urllib2 Cookie ASPSESSIONIDSQSDQRDB NGAIFHKAGDIOGEMANAOLLKKF path Cache Control private Any clue python urllib2 httplib2 share improve..
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