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How to sort a collection by date in MongoDB?
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Sure, I know what a callback is. I only saw the sorting requirement in the question and all the answers give callbacks. At the same time, sorting wasn't working for me, so I thought maybe you have to do additional work in the function...
Token Authentication vs. Cookies
...er. This way the server can maintain a session with the stateless client, knowing mostly everything about the app's state, but stored in the server. In this scenario at no moment does the client hold state, which is not how Ember.js works.
In Ember.js things are different. Ember.js makes the program...
Why do we need fibers
...niteSeries.new.take(10) # => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
I don't know if this uses fibers under the hood, but it could. Fibers can be used to implement infinite lists and lazy evaluation of a series. For an example of some lazy methods defined with Enumerators, I have defined some here: htt...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...nse would be sufficient. I didn't use a vague term because I thought "you know what, I really want to be queried on this by someone who can't be bothered to look up the original source which would take two seconds on Google".
– Rushyo
Jul 31 '15 at 12:32
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AngularJS Multiple ng-app within a page
...nce to the HTML element in order to bootstrap it, which means your code is now coupled to your HTML.
Secondly the association between the two is not as apparent. With ngApp you can clearly see what HTML is associated with what module and you know where to look for that information. But angular.boot...
How do I load an org.w3c.dom.Document from XML in a string?
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I realize now that I shouldn't just copy-and-paste the accepted answer but rather read through.
– Vitaly Sazanovich
Nov 13 '13 at 17:45
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How can I make setuptools install a package that's not on PyPI?
.../github.com/mtai/python-gearman/tarball/master#egg=gearman-2.0.0beta']
)
Now, when YOUR package is being installed, easy_install will discover that there is a "gearman 2.0.0beta" available for download from that URL, and happily pick it over the one on PyPI, if you specify "gearman>=2.0.0beta" ...
When should I use cross apply over inner join?
...ct tbl.value + 1 as someFormula) as crossTbl and voilà! Your new field is now ready for use practically like it had always been there in your source data.
Values introduced through CROSS APPLY can...
be used to create one or multiple calculated fields without adding performance, complexity or re...
LINQ with groupby and count
... UserInfo objects. In the second occurrence n is of type Grouping, because now it's a list of Grouping objects.
Groupings have extension methods like .Count(), .Key() and pretty much anything else you would expect. Just as you would check .Lenght on a string, you can check .Count() on a group.
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Multiprocessing - Pipe vs Queue
...ue() accounts for tasks when queue.task_done() is called (it doesn't even know about the specific task, it just counts unfinished tasks in the queue), so that queue.join() knows the work is finished.
The code for each at bottom of this answer...
mpenning@mpenning-T61:~$ python multi_pipe.py
Sendi...