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R command for setting working directory to source file location in Rstudio
...our path. The symbol ~ refers to the default RStudio working directory (at least on Windows).
If your RStudio working directory is "D:/Documents", setwd("~/proyect1") is the same as setwd("D:/Documents/proyect1").
Once you set that, you can navigate to a subdirectory: read.csv("DATA/mydata.csv")...
What APIs are used to draw over other apps (like Facebook's Chat Heads)?
...handling input outside the "head" as well as dragability? I think you'd at least need FLAG_NOT_TOUCH_MODAL, as well as some clever logic to update the Window attributes (i.e., move it) while you're dragging it.
– Delyan
Apr 12 '13 at 21:29
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Unix command to find lines common in two files
...nes in 2.txt. So grep will only work in very specific situations. You'd at least want to use fgrep (or grep -f) but the blank-line thing is probably going to wreak havoc on this process.
– Christopher Schultz
Jul 22 '15 at 14:08
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How to make an inline-block element fill the remainder of the line?
...hough you're using 'overflow:hidden', nothing will generally be hidden (at least if you just have text in there). The text/elements inside the div will be arranged so that they fit inside the div (unless you have an element that is larger than the div, of course).
– CpnCrunch
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How do I create a round cornered UILabel on the iPhone?
...or. You won't see the rectangle until you compile and run your app, but at least you'll be able to place the subview and connect it to outlets or actions if needed.
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How can I determine if a variable is 'undefined' or 'null'?
...red, used the above solution. If you can guarantee that the variable is at least declared, you can use variable == null
– Rogue
Mar 31 '15 at 16:04
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How to set environment variables in Jenkins?
... Manage Jenkins - Configure System - Global properties was the easiest and least intrusive way to accomplish this. No plug-ins are necessary.
The environment variable is then available in Ant via:
<property environment="env" />
<property name="jmeter.home" value="${env.JMETER_HOME}" /...
Removing colors from output
... \+ will make the plus sign a literal, but I think it is mean to be an "at least one" modifier of the previous range.
– halfer
Aug 11 at 20:20
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How to insert in XSLT
...accepted answer I ended up with a line breaking space in my XML output (at least that's what it looked like in VS2010's XML editor). Using this answer I get exactly 1 space only.
– Mathijs Flietstra
Jan 14 '14 at 15:00
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Visual Studio “Could not copy” … during build
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From my experience, VS2013 does this at least 10 times a day for me no matter what machine I am developing on. It's like the bug has gotten worse. Just sayin'
– A.R.
May 7 '15 at 21:16
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