{spy} is about a {tikz} library used to magnifying parts of pictures.

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Where can I find the TikZ spy package

Where can I find the TikZ spy package? I found a great article here: How to create magnified subfigures and corresponding boxes for portions of a large image Even with Google and StackExchange search ...
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Plot magnification using sub-plot within a plot!

How can I produce such kind of zooming shown in the figure? Here the selected portion is plotted again with new axis displaying more details than just magnifying the portion. One solution is to ...
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Scalebar Overlay and TikZ spy

This question uses code snippets from How to add a scalebar to an image and Drawing on an image with TikZ. I have an image with a scalebar (absolute positioning) overlay. Its length is determined by ...
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Unexpected clash between babel and pgf spy

The following example taken from the pgfplots manual (p. 121) works fine only if the line loading babel is commented \documentclass{article} \usepackage[frenchb]{babel} % this is the troubelsome ...
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No content in zoom Tikz spy

I'm trying to use the spy glass in Tikz, but for some reason my zoom area is always empty and (some) graphs tend to disappear when I use spy. I've updated all my packages etc. through the updater by ...
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How to add axes in a magnified part of a graph using spy?

My problem is the following. I would like to draw the (magnified) axes on the magnified area of spy. For instance, take the following example (from pgfplots.pdf, p.121): % Preamble: ...
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Pgfplots label get repeated by tikz spy library

My question is very similar to this question. I label a certain curve in my plot and magnify a part of that. The \spy command repeats the \label which causes multiply defined label warnings which are ...
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Magnifying part of a picture similar to TikZ spy library

Suppose I have a .png or .jpg file. Let's say this one: I would like to zoom in on the tip of Tux's beak. TikZ for example provides a very nice library that allows for zooming with a spyglass like ...