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Check if a key exists inside a json object
The above is the JSON object I'm dealing with. I want to check if the 'merchant_id' key exists. I tried the below code, but it's not working. Any way to achieve it?
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How to find largest objects in a SQL Server database?
How would I go about finding the largest objects in a SQL Server database? First, by determining which tables (and related indices) are the largest and then determining which rows in a particular table are largest (we're storing binary data in BLOBs)?
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How can I get the ID of an element using jQuery?
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The jQuery way:
$('#test').attr('id')
In your example:
$(document).ready(function() {
console.log($('#test').attr('id'));
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div id="test"><...
What is the difference between id and class in CSS, and when should I use them? [duplicate]
Here I gave an id to the div element and it's applying the relevant CSS for it.
15 Answers
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Get specific object by id from array of objects in AngularJS
I have a JSON file containing some data I d like to access on my AngularJS website. Now what I want is to get only one object from the array. So I d like for example Item with id 1.
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Is there a unique Android device ID?
...d devices have a unique ID, and if so, what is a simple way to access it using Java?
52 Answers
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Can I bind an array to an IN() condition?
I'm curious to know if it's possible to bind an array of values to a placeholder using PDO. The use case here is attempting to pass an array of values for use with an IN() condition.
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Overriding id on create in ActiveRecord
Is there any way of overriding a model's id value on create? Something like:
13 Answers
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Get ID of last inserted document in a mongoDB w/ Java driver
Is there an easy way to get the ID (ObjectID) of the last inserted document of a mongoDB instance using the Java driver?
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MySQL Insert into multiple tables? (Database normalization?)
I tried searching a way to insert information in multiple tables in the same query, but found out it's impossible?
So I want to insert it by simply using multiple queries i.e;
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