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CAP theorem - Availability and Partition Tolerance
...grep Sorry for the late answer. If you have both availability (the cluster doesn't go down) and partition tolerance (the database can survive nodes being unable to communicate), then you can't guarantee that all nodes will always have all the data (consistency), because nodes are up and accepting wr...
Show percent % instead of counts in charts of categorical variables
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As .@WAF suggests, this answer does not work with faceted data. See @Erwan's comment in stackoverflow.com/questions/22181132/…
– LeeZamparo
Nov 11 '15 at 20:49
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Disable/enable an input with jQuery?
...ut").prop('disabled', false);
jQuery 1.5 and below
The .prop() function doesn't exist, but .attr() does similar:
Set the disabled attribute.
$("input").attr('disabled','disabled');
To enable again, the proper method is to use .removeAttr()
$("input").removeAttr('disabled');
In any version ...
Inversion of Control vs Dependency Injection
...f a EJB is managed by the container, not by the programmer. The programmer does not create or destroy an EJB instance because the control is delegated to the server. That is the concept of IoC: the external code controls when your code is called, which is usually the inverse of what its done most of...
Firebase Storage How to store and Retrieve images [closed]
...ions:
1. For smaller images (under 10mb)
We have an example project that does that here: https://github.com/firebase/firepano
The general approach is to load the file locally (using FileReader) so you can then store it in Firebase just as you would any other data. Since images are binary files,...
How to resolve git's “not something we can merge” error
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As shown in How does "not something we can merge" arise?, this error can arise from a typo in the branch name because you are trying to pull a branch that doesn't exist.
If that is not the problem (as in my case), it is likely that you don'...
How to extract numbers from a string and get an array of ints?
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This method detects digits but does not detect formated numbers, e.g. 2,000. For such use -?\\d+,?\\d+|-?\\d+
– Mugoma J. Okomba
Mar 9 '16 at 12:25
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Do you need text/javascript specified in your tags?
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@Izkata, it's required for validation, but doesn't have any effect.
– bdukes
Mar 29 '13 at 18:54
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Flatten nested dictionaries, compressing keys
...the problem by returning an iterable of pairs.
If performance is an issue, does the key-reducer function (which I hereby refer to as 'join') require access to the entire key-path, or can it just do O(1) work at every node in the tree? If you want to be able to say joinedKey = '_'.join(*keys), that w...
How could I use requests in asyncio?
... Can you explain how exactly this works? I don't understand how this doesn't block.
– Scott Coates
Mar 26 '14 at 6:12
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