A bit of background here about ForeignKey (many to one): If you have Order and OrderItem models, your order FK is in OrderItem model, from OrderItem model point of view, it’s Many OrderItem to One Order, in other words ManyToOne. What this implies is you need to have Order records before OrderItem records. Now, why… Read More »
Came across this video and it’s so freaking funny, a must watch.
Just a code snippet to demo Python script using OpenCV import cv2, time cap = cv2.VideoCapture(0) time.sleep(1) cascade = cv2.CascadeClassifier(“haarcascade_frontalface_alt.xml”) def detect(image): #faces = cascade.detectMultiScale(img, 1.1, 2, cv2.cv.CV_HAAR_SCALE_IMAGE, (20,20), (200,200)) faces = cascade.detectMultiScale(image) for _face in faces: cv2.rectangle(image, (_face[0], _face[1]), (_face[0]+_face[2], _face[1]+_face[3]), (255,255,255)) def repeat(): ret, image = cap.read() detect(image) cv2.imshow(“w1”, image) cv2.waitKey(1) while True:… Read More »
“use strict”; require.config({ baseUrl: ‘static’, paths: { jquery: ‘bower_components/jquery/dist/jquery’, foundation: ‘bower_components/foundation/js/foundation’, }, shim: { ‘foundation’: { deps: [‘jquery’] }, } }); require([‘foundation’], function(f){ $(function(){ alert(1); }); });
Django Rest Framework is a very solid api framework, but it doesn’t provide out-of-box versioning mechanism, here is my attempt to implement version specific APIs. The goal is to achieve something like http://localhost:8000/api/(resource)/ http://localhost:8000/api/v1/(resource)/ plus allowing clients to specify the version in request header (X-Version), here is how we did it. Structure in side the… Read More »
So I’ve finally come across this little nifty tool and enjoying it, what it does in a 1000km view is to probably the same as init scripts and daemonize your programs. Supervisord also gives you the ability to control your programs on the web, O.M.G, it also allows you to tail the logs on… Read More »
I have been using vim for a few years now and had been using my very own vim configuration, mainly with Nerdtree and CtrlP, in the past few days I have discovered a well packaged vim configuration with lots of plugins. But shortly I discovered that the tab space is set to 2, which I… Read More »
There is a built in command line tool called ‘sips’ Simply open up terminal and cd to the images directory and execute: sips -Z 670 *.JPG
Currently django-cms-search doesn’t support haystack 2.0 yet, so here is my modified version to work on haystack 2.0 based on import datetime from haystack import indexes from cms.models.managers import PageManager from cms.models.pagemodel import Page from cms.models.pluginmodel import CMSPlugin class PageIndex(indexes.SearchIndex, indexes.Indexable): text = indexes.CharField(document=True, use_template=False) pub_date = indexes.DateTimeField(model_attr=’publication_date’, null=True) login_required = indexes.BooleanField(model_attr=’login_required’) url = indexes.CharField(model_attr=’get_absolute_url’)… Read More »