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How to listen for changes to a MongoDB collection?
...time, or is there a way my script can wait for inserts to occur? This is a PHP project that I am working on, but feel free to answer in Ruby or language agnostic.
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Insertion Sort vs. Selection Sort
...index updated and swap it at the end of each loop.
Insertion sort : It is opposite to Selection sort where it picks first element from unsorted sub-array and compare it with sorted sub-array and insert the smallest element where found and shift all the sorted elements from its right to the first un...
python tuple to dict
...ped is another built-in function (like reversed); in most other cases, the opposite is true. But it's better to profile than guess :)
– Karl Knechtel
Jan 23 '14 at 2:00
add a ...
How can I delete all Git branches which have been merged?
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OPPOSITE OF WARNING: reflog will save your bacon. So don't worry.
– Adam Dymitruk
Aug 20 '14 at 1:05
34
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Multiple ModelAdmins/views for same model in Django admin
...st):
return self.model.objects.filter(user = request.user)
admin.site.register(Post, PostAdmin)
admin.site.register(MyPost, MyPostAdmin)
Then the default PostAdmin would be accessible at /admin/myapp/post and the list of posts owned by the user would be at /admin/myapp/myposts.
After lo...
Is it possible to decrypt MD5 hashes?
...itionally it means that even if someone uses the same password on multiple sites (yes, we all know we shouldn't, but...) anyone with access to the database of site A won't be able to use the user's password on site B.
The fact that MD5 is a hash also means it loses information. For any given MD5 ha...
Difference between left join and right join in SQL Server [duplicate]
... return ALL the records of table 1 plus coincident records of Table 2. The opposite Select * from Table1 right join Table 2would return ALL records from Table 2 and coincident records of Table 1. Hopes it helps.
– Programador Adagal
Jan 12 '16 at 16:09
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Payment Processors - What do I need to know if I want to accept credit cards on my website? [closed]
...rd of them.
Next you will want to find a payment gateway to use with your site. Although this can be optional depending on how big you are, but majority of the time it won't be. You will need one. The payment gateway vendors provide a way to talk to the Internet Gateway API that you will communi...
Detecting programming language from a snippet
... Might also want to think about where you're splitting the words. In PHP, variables start with $, so maybe you shouldn't be splitting on word bounds, because the $ should stick with the variable. Operators like => and := should be stuck together as a single token, but OTH you probably shoul...
Why does Twitter Bootstrap Use Pixels for Font Size?
...sizes for inputs and the like. It's just not how folks build pixel perfect sites.
That's a bit all over and hopefully coherent enough. I'll try to blog about these changes as they come up more, but I'm unsure how close 3.0 is and what that will all entail yet.
I would suggest anyone with strong fee...