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How to get a file or blob from an object URL?
I am allowing the user to load images into a page via drag&drop and other methods. When an image is dropped, I'm using URL.createObjectURL to convert to an object URL to display the image. I am not revoking the url, as I do reuse it.
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What's the best way of implementing a thread-safe Dictionary?
I was able to implement a thread-safe Dictionary in C# by deriving from IDictionary and defining a private SyncRoot object:
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Sorting an ArrayList of objects using a custom sorting order
I am looking to implement a sort feature for my address book application.
11 Answers
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Java: how do I get a class literal from a generic type?
Typically, I've seen people use the class literal like this:
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What's the difference between lists and tuples?
What's the difference?
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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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Implements vs extends: When to use? What's the difference?
Please explain in an easy to understand language or a link to some article.
18 Answers
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Real differences between “java -server” and “java -client”?
Is there any real practical difference between "java -server" and "java -client"?
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What is the native keyword in Java for?
While playing this puzzle (It's a Java keyword trivia game), I came across the native keyword.
10 Answers
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C# Ignore certificate errors?
I am getting the following error during a web service request to a remote web service:
11 Answers
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