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Finding JavaScript memory leaks with Chrome

I've created a very simple test case that creates a Backbone view, attaches a handler to an event, and instantiates a user-defined class. I believe that by clicking the "Remove" button in this sample, everything will be cleaned up and there should be no memory leaks. ...
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How to use Elasticsearch with MongoDB?

I have gone through many blogs and sites about configuring Elasticsearch for MongoDB to index Collections in MongoDB but none of them were straightforward. ...
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Is a Java hashmap search really O(1)?

I've seen some interesting claims on SO re Java hashmaps and their O(1) lookup time. Can someone explain why this is so? Unless these hashmaps are vastly different from any of the hashing algorithms I was bought up on, there must always exist a dataset that contains collisions. ...
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ReactJS state vs prop

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How do I check if a given string is a legal/valid file name under Windows?

...ern) I need to check if it's going to be a legal filename under Windows. I've tried to use regular expression like [a-zA-Z0-9_]+ but it doesn't include many national-specific characters from various languages (e.g. umlauts and so on). What is the best way to do such a check? ...
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What's the best UI for entering date of birth? [closed]

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How can I convince IE to simply display application/json rather than offer to download it?

While debugging jQuery apps that use AJAX, I often have the need to see the json that is being returned by the service to the browser. So I'll drop the URL for the JSON data into the address bar. ...
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How to count total lines changed by a specific author in a Git repository?

Is there a command I can invoke which will count the lines changed by a specific author in a Git repository? I know that there must be ways to count the number of commits as Github does this for their Impact graph. ...
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How to read/write from/to file using Go?

I've been trying to learn Go on my own, but I've been stumped on trying read from and write to ordinary files. 8 Answers ...
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Generating CSV file for Excel, how to have a newline inside a value

I need to generate a file for Excel, some of the values in this file contain multiple lines. 19 Answers ...