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How to print binary tree diagram?
How can I print a binary tree in Java so that the output is like:
28 Answers
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*.h or *.hpp for your class definitions
I've always used a *.h file for my class definitions, but after reading some boost library code, I realised they all use *.hpp . I've always had an aversion to that file extension, I think mainly because I'm not used to it.
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Get file name from URL
In Java, given a java.net.URL or a String in the form of http://www.example.com/some/path/to/a/file.xml , what is the easiest way to get the file name, minus the extension? So, in this example, I'm looking for something that returns "file" .
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How do I create a dynamic key to be added to a JavaScript object variable [duplicate]
I'm trying something like this, but this example does not work.
2 Answers
2
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How do I choose between Tesseract and OpenCV? [closed]
I recently came across Tesseract and OpenCV . It looks like Tesseract is a full-fledged OCR engine and OpenCV can be used as a framework to create an OCR application/service.
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What Computer Science concepts should I know? [closed]
What concepts in Computer Science do you think have made you a better programmer?
33 Answers
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Why is creating a Thread said to be expensive?
The Java tutorials say that creating a Thread is expensive. But why exactly is it expensive? What exactly is happening when a Java Thread is created that makes its creation expensive? I'm taking the statement as true, but I'm just interested in mechanics of Thread creation in JVM.
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Lost connection to MySQL server at 'reading initial communication packet', system error: 0
I am getting error:
31 Answers
31
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Calculating sum of repeated elements in AngularJS ng-repeat
The script below displays a shop cart using ng-repeat . For each element in the array, it shows the item name, its amount and the subtotal ( product.price * product.quantity ).
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input type=file show only button
Is there a way to style (or script) <input type=file /> element to have visible only "Browse" button without text field?
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