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Add legend to ggplot2 line plot

... I tend to find that if I'm specifying individual colours in multiple geom's, I'm doing it wrong. Here's how I would plot your data: ##Subset the necessary columns dd_sub = datos[,c(20, 2,3,5)] ##Then rearrange your data frame library(reshape2) dd = melt(dd_sub, id=c(...
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What is the most appropriate way to store user settings in Android application

...tore, and I'd be particularly wary of storing them as clear text. The Android architecture is such that your application's SharedPreferences are sandboxed to prevent other applications from being able to access the values so there's some security there, but physical access to a phone could potential...
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What is WEB-INF used for in a Java EE web application?

...e in Spring you can configure them to be in WEB-INF explicitly: <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver" p:prefix="/WEB-INF/jsp/" p:suffix=".jsp" > </bean> The WEB-INF/classes and WEB-INF/lib folders mentioned in Wikip...
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What are the relative strengths and weaknesses of Git, Mercurial, and Bazaar? [closed]

...t, scales very well, and is very transparent about its concepts. The down side of this is that it has a relatively steep learning curve. A Win32 port is available, but not quite a first-class citizen. Git exposes hashes as version numbers to users; this provides guarantees (in that a single hash alw...
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What is the difference between localStorage, sessionStorage, session and cookies?

...ation. In all cases, these storage mechanisms will be specific to an individual browser on an individual computer/device. Any requirement to store data on an ongoing basis across sessions will need to involve your application server side - most likely using a database, but possibly XML or a text/CS...
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How do BitTorrent magnet links work?

...ed a magnet link . Curious about how it works, I looked up the specs and didn't find any answers. The wiki says xt means "exact topic" and is followed by the format ( btih in this case) with a SHA1 hash. I saw base32 mentioned, knowing it's 5 bits per character and 32 characters, I found it hold...
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How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?

...="1.0" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3" > <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3">...
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Set Additional Data to highcharts series

... this.point.myData + '</b>'; } } Full example here: https://jsfiddle.net/burwelldesigns/jeoL5y7s/ share | improve this answer | follow | ...
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MySQL stored procedure vs function, which would I use when?

...d function you can. e.g. SELECT get_foo(myColumn) FROM mytable is not valid if get_foo() is a procedure, but you can do that if get_foo() is a function. The price is that functions have more limitations than a procedure. s...
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How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw

...ion and webbrowser make/version. Just always specify it to be on the safe side. When using mode="advanced" (i.e. ajax upload, this is the default), then make sure that you've a <h:head> in the (master) template. This will ensure that the necessary JavaScript files are properly included. This i...