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Difference between binary tree and binary search tree
... in the (1, 3, 4) subtree, the 3 is the root, the 1 < 3 and 4 > 3.
Watch out for the exact wording in the problems -- a "binary search tree" is different from a "binary tree".
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What is the most efficient way to store a list in the Django models?
...ManyToManyField("self")
@property
def friendlist(self):
# Watch for large querysets: it loads everything in memory
return list(self.friends.all())
You can access a user's friend list this way:
joseph = MyDjangoClass.objects.get(name="Joseph")
friends_of_joseph = joseph.fr...
Percentage Height HTML 5/CSS
...es a solution to lot of people coming here wondering what can be done most watch the first answer and think its not possible and wander off thinking of whether any other method exists without reading this
– codefreaK
Sep 4 '15 at 19:04
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Add a tooltip to a div
...
One thing to watch out for with a title tool tip is if the user click on the the your div the tooltip won't appear. This can be very frustrating... especially if your div looks like it should be clicked. eg: style="cursor: pointer;"
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To Workflow or Not to Workflow?
...bought a beginner and professional book for WF 4.0 that helped. I, myself, watched many videos online and followed PDC 2009 for their breaking news about WF 4.0 and how it's different from the previous somewhat sucky versions.
One major thing that we had to propose a solution for is the way we can d...
How dangerous is it to access an array out of bounds?
... If you are running as root (or some other privileged user), though, watch out. Buffer and array overruns are a common malware exploit.
– John
urllib2.HTTPError: HTTP Error 403: Forbidden
...ib2,cookielib
site= "http://www.nseindia.com/live_market/dynaContent/live_watch/get_quote/getHistoricalData.jsp?symbol=JPASSOCIAT&fromDate=1-JAN-2012&toDate=1-AUG-2012&datePeriod=unselected&hiddDwnld=true"
hdr = {'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.11 (KHT...
Make an HTTP request with android
...t the video Google I/O 2010 - Android REST client applications(youtube.com/watch?v=xHXn3Kg2IQE 57min21sec) you would see that Apache HttpClient it is the most recommended one. I quote Virgil Dobjanschi(a software engineer on google that works on Android Application Group) "I would simply advise th...
Generating a unique machine id
...mponents of Windows that in most cases no regular user would do it (again, watch out for hardcore hackers).
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Which HTTP methods match up to which CRUD methods?
...o the correct part of the video:
stormpath youtube video
Also it's worth watch it's over an hour of talking but very intersting if your thinking of investing time in building a REST api.
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