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How to implement a good __hash__ function in python [duplicate]
...or inequal objects, just leave it out. Don't make the hash computation any more expensive than it needs to be.
Edit: I would recommend against using xor to mix hashes in general. When two different properties have the same value, they will have the same hash, and with xor these will cancel eachothe...
Angularjs - ng-cloak/ng-show elements blink
...important is important given that there may be
other selectors that are more specific or come later and might alter display.
*/
[ng\:cloak], [ng-cloak], .ng-cloak {
display: none !important;
}
As mentioned in the comment, the !important is important. For example, if you have the following...
Using LIMIT within GROUP BY to get N results per group?
...le.id, yourtable.year DESC;
Please see fiddle here.
Please note that if more than one row can have the same rate, you should consider using GROUP_CONCAT(DISTINCT rate ORDER BY rate) on the rate column instead of the year column.
The maximum length of the string returned by GROUP_CONCAT is limite...
Why are const parameters not allowed in C#?
... hate C# design. The language designers absolutely sure that they are much more smart than other developers and try to excessively protect them from bugs. It is obviously that const keyword works only in compile-time, because in C++ we have direct access to memory and can do anything we want and hav...
Getting a timestamp for today at midnight?
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@SamHuckaby: It is even more easy: $timestamp = strtotime('today'); is midnight. But pssst the one above looks cooler as an answer to the question ;)
– hakre
Oct 29 '12 at 21:30
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How do I perform the SQL Join equivalent in MongoDB?
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@clayton : How about more then two collections?
– Dipen Dedania
Jan 8 '16 at 10:36
1
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How do I declare a namespace in JavaScript?
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Why doesn't requests.get() return? What is the default timeout that requests.get() uses?
... Thanks, doing print(requests.request.__doc__) in IPython is more of what I was looking for though. I was wondering what other optional arguments to request.get() there were.
– wordsforthewise
Oct 22 '17 at 21:16
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Ways to save Backbone.js model data?
I am more into front end development and have recently started exploring Backbone.js into my app. I want to persist the model data to the server.
...
C++0x has no semaphores? How to synchronize threads?
...or programmers to hang themselves with. Condition variables supposedly are more manageable. I see their point but feel a bit patronized. I assume that the same logic applies to C++11 -- programmers are expected to write their programs in a way that "naturally" uses condvars or other approved synchro...