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Is there a way to change the spacing between legend items in ggplot2?

...xt = element_text(margin = margin(t = 10))) + guides(fill = guide_legend(title = "Cyl", label.position = "bottom", title.position = "left", title.vjust = 1)) Example: for scale_fill_xxx & guide_colorbar ggplot(mtcars, aes(mpg, wt)...
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How can I detect whether an iframe is loaded?

...#MainPopupIframe').attr('src', 'https://heera.it'); }); }); <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <button id='click'>click me</button> <iframe style="display:none" id='MainPopupIframe' src='' /></ifram...
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Why is #!/usr/bin/env bash superior to #!/bin/bash?

...putting it directly in your shebang—but I'd recommend against it because scripts and programs all have lives beyond what we initially believe they will have. share | improve this answer |...
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How to convert a PNG image to a SVG? [closed]

...le = 2017.pnm potrace 2017.pnm -s -o 2017.svg Output file = 2017.svg Script ykarikos proposes a script png2svg.sh that I have improved: #!/bin/bash File_png="${1?:Usage: $0 file.png}" if [[ ! -s "$File_png" ]]; then echo >&2 "The first argument ($File_png)" echo >&2 "must...
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How can I get the current page name in WordPress?

... Ok, you must grab the page title before the loop. $page_title = $wp_query->post->post_title; Check for the reference: http://codex.wordpress.org/Function_Reference/WP_Query#Properties. Do a print_r($wp_query) before the loop to see all the...
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GSON throwing “Expected BEGIN_OBJECT but was BEGIN_ARRAY”?

...nomy\/middle-class\/helping middle-class-families-pay-for-college", "url_title":"ending subsidies for student loan lenders", "type":"Progress", "path":"node\/150385"}] and I print "category" and "url_title" in recycleview Datum.class import com.google.gson.annotations.Expose; import com.go...
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I need to get all the cookies from the browser

I need to get all the cookies stored in my browser using JavaScript. How can it be done? 9 Answers ...
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jQuery using append with effects

...n before you actually append it. You can do it with inline or external CSS script, or just create the div as <div id="new_div" style="display: none;"> ... </div> Then you can chain effects to your append (demo): $('#new_div').appendTo('#original_div').show('slow'); Or (demo): var...
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CMake: Print out all accessible variables in a script

...ng about my variables that I defined, or the variables defined by included scripts. 4 Answers ...
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Why does only the first line of this Windows batch file execute but all three lines execute in a com

...nds, one after the other. Each command can be successfully executed in the script - by itself!. But when I add all three commands to the same file, only the first one executes before the script exits. Any idea why? ...