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How to get element by classname or id
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It may be worth noting that inside the link function, element.childElementCount may be 0 because angular hasn't had the chance to create the elements yet, so you should be prepared to deal with no results for element[0].getElement...
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How to remove array element in mongodb?
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Try the following query:
collection.update(
{ _id: id },
{ $pull: { 'contact.phone': { number: '+1786543589455' } } }
);
It will find document with the given _id and remove the phone +1786543589455 from its contact.phone array.
You can use $unset to unset the value i...
How to read an external local JSON file in JavaScript?
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Could you please guide me how I can run a local server in this case? What do I need to do in order to get the local server run?
– user2864315
Oct 31 '13 at 12:08
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WebView and HTML5
... our websites... Pretty simple with the WebViewClient . until I hit the video.
13 Answers
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Code First: Independent associations vs. Foreign key associations?
...will definitely use Entity reference:
public class Order
{
public int ID { get; set; }
public Customer Customer { get; set; } // <-- Customer object
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}
Once you generate an entity model from a database with FKs it will always generate entity references. If you don't want to use ...
Why do we need tuples in Python (or any immutable data type)?
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@musicfreak, see the edit I just did where building a tuple is over 7.6 times faster than building the equivalent list -- now you can't say you've "never seen a noticeable difference" any more, unless your definition of "noticeable" is truly peculiar...
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How do I configure Maven for offline development?
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Also consider you can use "mvn dependency:go-offline" to ensure all the dependencies referred to in your pom.xml are present in your local repository.
– Thorbjørn Ravn Andersen
May 3 '14 at 16:0...
How can I use UUIDs in SQLAlchemy?
Is there a way to define a column (primary key) as a UUID in SQLAlchemy if using PostgreSQL (Postgres)?
9 Answers
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How should equals and hashcode be implemented when using JPA and Hibernate
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Hibernate has a nice and long description of when / how to override equals() / hashCode() in documentation
The gist of it is you only need to worry about it if your entity will be part of a Set or if you're going to be detaching / attaching its instances. The latter is not that common. T...
Getting the location from an IP address [duplicate]
...good and reliable way to do this in PHP? I am using JavaScript for client-side scripting, PHP for server-side scripting, and MySQL for the database.
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