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Easiest way to pass an AngularJS scope variable from directive to controller?
...? All of the examples that I've seen seem so complex, isn't there a way I can access a controller from a directive, and set one of it's scope variables?
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When does invoking a member function on a null instance result in undefined behavior?
...a) and (b) result in undefined behavior. It's always undefined behavior to call a member function through a null pointer. If the function is static, it's technically undefined as well, but there's some dispute.
The first thing to understand is why it's undefined behavior to dereference a null poi...
Should I use Java date and time classes or go with a 3rd party library like Joda Time?
...
EDIT: Now that Java 8 has been released, if you can use that, do so! java.time is even cleaner than Joda Time, in my view. However, if you're stuck pre-Java-8, read on...
Max asked for the pros and cons of using Joda...
Pros:
It works, very well. I strongly suspect the...
How to configure MongoDB Java driver MongoOptions for production use?
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Updated to 2.9 :
autoConnectRetry simply means the driver will automatically attempt to reconnect to the server(s) after unexpected disconnects. In production environments you usually want this set to true.
connectionsPerHost are the amount of physical connections a single Mongo instance (it's s...
How to define object in array in Mongoose schema correctly with 2d geo index
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You can declare trk by the following ways : -
either
trk : [{
lat : String,
lng : String
}]
or
trk : { type : Array , "default" : [] }
In the second case during insertion make the object and push it into the a...
Are there other whitespace codes like   for half-spaces, em-spaces, en-spaces etc useful in HTML
...answered Dec 15 '11 at 5:12
bookcaseybookcasey
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How to securely save username/password (local)?
I'm making a Windows application, which you need to log into first.
The account details consist of username and password, and they need to be saved locally.
It's just a matter of security, so other people using the same computer can't see everyone's personal data.
What is the best/most secur...
How to get different colored lines for different plots in a single figure?
... have to identify each plot with a different color which should be automatically generated by Python.
5 Answers
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MongoDB with redis
Can anyone give example use cases of when you would benefit from using Redis and MongoDB in conjunction with each other?
3 ...
How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
...you'd use an A record pointing to your server's IP. This solution doesn't scale and isn't viable for a cloud platform like Heroku, where multiple and frequently changing backends are responsible for responding to requests.
For subdomains (like www.example.com) you can use CNAME records pointing to ...