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Showing posts with the label Indexing
Algorithm To Re-index An Array Of Objects After Insertion Or Drag 'n' Drop Order Change

Algorithm To Re-index An Array Of Objects After Insertion Or Drag 'n' Drop Order Change

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Assume I have an indexed array of objects, such as these containing lines of a popular folk song ;)… Read more Algorithm To Re-index An Array Of Objects After Insertion Or Drag 'n' Drop Order Change
Angular Function With Two Parameters Having Error: [$parse:syntax]

Angular Function With Two Parameters Having Error: [$parse:syntax]

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The full error is: Error: [$parse:syntax] Syntax Error: Token ',' not a primary expression … Read more Angular Function With Two Parameters Having Error: [$parse:syntax]
Finding The Index Of The Element With Class In Native Javascript

Finding The Index Of The Element With Class In Native Javascript

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Is there a way to get the index of class name (I.e. the third element with the class 'className… Read more Finding The Index Of The Element With Class In Native Javascript
Is Cursor.skip() On Indexed Keys Always Faster?

Is Cursor.skip() On Indexed Keys Always Faster?

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I have 2 databases: slow and fast; each of which was fed with 4096 entries. The age key is a unique… Read more Is Cursor.skip() On Indexed Keys Always Faster?
Javascript Array Grouping Category

Javascript Array Grouping Category

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I have a problem with grouping an array of numeric value: I have values in an array like this var n… Read more Javascript Array Grouping Category
How To Index Multiple Unique Data Fields In A Single Document In Mongoose?

How To Index Multiple Unique Data Fields In A Single Document In Mongoose?

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In my user document, I want to individually index email and username as unique fields, so that a du… Read more How To Index Multiple Unique Data Fields In A Single Document In Mongoose?