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When to use references vs. pointers
...r to an object is a valid option when the function can return nullptr in some cases and it is assumed it will. That said, a better option would be to use something similar to std::optional (requires C++17; before that, there's boost::optional).
Another example is to use pointers to raw memory for sp...
Where to put model data and behaviour? [tl; dr; Use Services]
I am working with AngularJS for my latest project. In the documentation and tutorials all model data is put into the controller scope. I understand that is has to be there to be available for the controller and thus within the corresponding views.
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Github: Can I see the number of downloads for a repo?
...umber of your assets (files attached to the release), field download_count mentioned below, but, as commented, only for the most recent 30 releases..
Update 2017
You still can use the GitHub API to get the download count for your releases (which is not exactly what was asked)
See "Get a single...
How to make a phone call in android and come back to my activity when the call is done?
...end call' button, it does not go back to my activity. Can you please tell me how can I launch a call activity which comes back to me when 'End call' button is pressed? This is how I'm making the phone call:
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How to fully clean bin and obj folders within Visual Studio?
If you right click on a folder, you will see a "Clean" menu item. I assumed this would clean (remove) the obj and bin directory.
However, as far as I can see, it does nothing.
Is there another way?
(please don't tell me to go to Windows Explorer or the cmd.exe)
I'd like to remove the obj and bin fo...
Repeating characters in VIM insert mode
...im's insert mode? For example, say I would like to insert 80 dashes, in something like emacs I would type:
13 Answers
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Parse large JSON file in Nodejs
...SON form and I need to read the file, create each of the objects, and do something with them (insert them into a db in my case). The JavaScript objects can be represented a format:
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Adding two Java 8 streams, or an extra element to a stream
I can add streams or extra elements, like this:
8 Answers
8
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@UniqueConstraint and @Column(unique = true) in hibernate annotation
...e implies that both mask and group have to be unique, but separately. That means that if, for example, you have a record with a mask.id = 1 and tries to insert another record with mask.id = 1, you'll get an error, because that column should have unique values. The same aplies for group.
On the othe...