How to add data label to histogram? - python-3.x

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Can someone show me how to add the number of freq on each histogram bin?
Thanks.

I figured out that I can extract the height of the bin then lable my bin using plt.text(). Thanks.

Related

Histogram using gnuplot

I'm trying to do a histogram in gnuplot, but I don't want my bins to have fixed width. I need the width of a bin to respect the actual width of the interval.
Also, I'm not really sure what to put in the data file or how to organize it.
Can someone help me with doing this?
I need the graph to look like
this

amcharts ForceDirectedTree nodes label color

I can't seem to find out how to change the color of the labels displayed on a ForceDirectedTree bubble.
In all the examples, labels are written in white.
Any help would be greatly appreciated.
Found it :
networkSeries.nodes.template.label.fill = am4core.color("#000000");

Set label font size from data column in gnuplot

I'm trying to plot using labels with varying font size. For example:
plot "some_data_file" using 1:2:(20-$3) using labels font sprintf("Helvetica,%d",variable)
Or something to that effect. The label's font size should be 20 minus the value in the third column. This line doesn't work, but I think it displays what I'm trying to do. Any ideas?
Look at cities.dem demo on gnuplot.info for a way to do this.
I'll steal the solution there, modified for you:
plot "some_data_file" using 2:3:(sprintf("{/Helvetica=%d %s}",\
20-$4, stringcolumn(4))) with labels

AI is not giving actual text height

I want to calculate actual height of the text, but the AI is giving the text height using the bounding box dimensions.
Please help me to calculate actual height of text!!
Thanks
This is not possible with SVG. You might have to use a (hidden) <canvas> element, draw the text there and check what pixels were colored. Have e.g. a look at the simple contextBoundingBox() function by Phrogz.

Remove top right histogram text in gnuplot

How can I remove what appears on the top right corner of a histogram generated with gnuplot?
My plot looks like this one http://old.nabble.com/file/p30162131/Figure%2B0.jpg
I don't want the weird text that appears at the top right corner to appear.
Ok the problem was that I didn't know what the name of that area in a graph is. I asked a person and since the name is key the solution was to do:
unset key

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