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Javascript objects: get parent [duplicate]

... is no way of knowing which object it came from. s and obj.subObj both simply have references to the same object. You could also do: var obj = { subObj: {foo: 'hello world'} }; var obj2 = {}; obj2.subObj = obj.subObj; var s = obj.subObj; You now have three references, obj.subObj, obj2.subObj, a...
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How to Flatten a Multidimensional Array?

Is it possible, in PHP, to flatten a (bi/multi)dimensional array without using recursion or references? 29 Answers ...
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Override browser form-filling and input highlighting with HTML/CSS

I have 2 basic forms -- sign in and sign up, both on the same page. Now, I have no problem with the sign in form auto-filling, but the sign up form auto fills as well, and I don't like it. ...
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How to fetch FetchType.LAZY associations with JPA and Hibernate in a Spring Controller

I have a Person class: 7 Answers 7 ...
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Decimal precision and scale in EF Code First

I'm experimenting with this code-first approach, but I'm find out now that a property of type System.Decimal gets mapped to a sql column of type decimal(18, 0). ...
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Ruby combining an array into one string

...e argument to join is what to insert between the strings - in this case a space): @arr.join(" ") share | improve this answer | follow | ...
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Does Foreign Key improve query performance?

Suppose I have 2 tables, Products and ProductCategories. Both tables have relationship on CategoryId. And this is the query. ...
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How to find the duration of difference between two dates in java?

...* 60 * 60 * 24)); if (diffInDays > 1) { System.err.println("Difference in number of days (2) : " + diffInDays); return false; } else if (diffHours > 24) { System.err.println(">24"); return false; } else if ((diffHours...
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How to get a list of properties with a given attribute?

I have a type, t , and I would like to get a list of the public properties that have the attribute MyAttribute . The attribute is marked with AllowMultiple = false , like this: ...
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Hide html horizontal but not vertical scrollbar

... horizontal one. I am not able to use overflow:auto due to other things specific to my situation. 8 Answers ...