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How do you turn a Mongoose document into a plain object?
...ct({ getters: true })
console.log('doc _id:', doc._id)
}
})
and now it will work.
For reference, see: http://mongoosejs.com/docs/api.html#document_Document-toObject
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What happens if you call erase() on a map element while iterating from begin to end?
...een improved/made consistent across all container types).
The erase method now returns the next iterator.
auto pm_it = port_map.begin();
while(pm_it != port_map.end())
{
if (pm_it->second == delete_this_id)
{
pm_it = port_map.erase(pm_it);
}
else
{
++pm_it;
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Is there a literal notation for an array of symbols?
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Yes! This is possible now in Ruby 2.0.0. One way to write it is:
%i{foo bar} # => [:foo, :bar]
You can also use other delimiters, so you could also write %i(foo bar) or %i!foo bar! for example.
This feature was originally announced here:
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How to detect a loop in a linked list?
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You can make use of Floyd's cycle-finding algorithm, also known as tortoise and hare algorithm.
The idea is to have two references to the list and move them at different speeds. Move one forward by 1 node and the other by 2 nodes.
If the linked list has a loop they
will definitel...
Why should a Java class implement comparable?
...m.add(3);
m.add(2);
for (Integer i : m)
... // values will be sorted
But now suppose I have some custom object, where sorting makes sense to me, but is undefined. Let's say, I have data representing districts by zipcode with population density, and I want to sort them by density:
public class Dis...
How to select Python version in PyCharm?
......Default Project Structure. There you can set the Project SDK which will now apply on each new project. It can be different on other platforms, but still similar.
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PHP Difference between array() and []
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@TheAlpha well, even today, I was curious to know if there was performance differences
– Cid
Oct 3 '19 at 8:40
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Difference between Visibility.Collapsed and Visibility.Hidden
...Width="50" Content="Third"/>
</StackPanel>
Output Collapsed:
Now change the second Label visibility to Hiddden.
<Label Width="50" Content="Second" Visibility="Hidden"/>
Output Hidden:
As simple as that.
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Log all requests from the python-requests module
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Sure, I am debugging right now with wireshark, but I have a problem: if I do http, I see the full packet contents, but Linkedin returns 401, which is expected, since Linkedin tells to use https. But with https it is not working either, and I can not de...
PostgreSQL query to return results as a comma separated list
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Found this useful just now. Thanks!
– gooddadmike
Aug 13 '13 at 14:15
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