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What is InputStream & Output Stream? Why and when do we use them?

...whether the stream is a file, a web page, or the screen shouldn't matter. All that matters is that you receive information from the stream (or send information into that stream.) InputStream is used for many things that you read from. OutputStream is used for many things that you write to. Here'...
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Font scaling based on width of container

... EDIT: If the container is not the body CSS Tricks covers all of your options in Fitting Text to a Container. If the container is the body, what you are looking for is Viewport-percentage lengths: The viewport-percentage lengths are relative to the size of the initial containin...
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What is aria-label and how should I use it?

...log.close()">X</button>` Most people would be able to infer visually that this button will close the dialog. A blind person using assistive technology might just hear "X" read aloud, which doesn't mean much without the visual clues. aria-label explicitly tells them what the button will do...
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How to highlight and color gdb output during interactive debugging?

...scription states: Voltron is an extensible debugger UI for hackers. It allows you to attach utility views running in other terminals to your debugger (LLDB or GDB), displaying helpful information such as disassembly, stack contents, register values, etc, while still giving you the same d...
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How come a non-const reference cannot bind to a temporary object?

Why is it not allowed to get non-const reference to a temporary object, which function getx() returns? Clearly, this is prohibited by C++ Standard but I am interested in the purpose of such restriction, not a reference to the standard. ...
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Possible to make labels appear when hovering over a point in matplotlib?

... It seems none of the other answers here actually answer the question. So here is a code that uses a scatter and shows an annotation upon hovering over the scatter points. import matplotlib.pyplot as plt import numpy as np; np.random.seed(1) x = np.random.rand(15) y =...
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What are the differences between segment trees, interval trees, binary indexed trees and range trees

... All these data structures are used for solving different problems: Segment tree stores intervals, and optimized for "which of these intervals contains a given point" queries. Interval tree stores intervals as well, but opti...
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Simple calculations for working with lat/lon and km distance?

...long coordinates are expressed in degrees, while the cos function in most (all?) languages typically accepts radians, therefore a degree to radians conversion is needed. share | improve this answer ...
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CSS background image to fit width, height should auto-scale in proportion

...round-size (compatibility check). While one can set length values, it's usually used with the special values contain and cover. In your specific case, you should use cover: body { background-image: url(images/background.svg); background-size: cover; /* <------...
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How do I get the 'clear' command in Cygwin?

I installed Cygwin, choosing a fairly minimal set of packages. 10 Answers 10 ...