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Run R script from command line
...te that when using R CMD BATCH a.R that instead of redirecting output to standard out and displaying on the terminal a new file called a.Rout will be created.
R CMD BATCH a.R
# Check the output
cat a.Rout
One other thing to note about using Rscript is that it doesn't load the methods package by d...
How to determine if a process runs inside lxc/Docker?
...k /proc/1/cgroup. It will tell you the control groups of the init process, and when you are not in a container, that will be / for all hierarchies. When you are inside a container, you will see the name of the anchor point. With LXC/Docker containers, it will be something like /lxc/<containerid&g...
What is the quickest way to HTTP GET in Python?
...en("http://example.com/foo/bar").read()
Documentation for urllib.request and read.
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Deleting a file in VBA
...; "")
End Function
I'll leave it to you to figure out the various error handling needed but these are among the error handling things I'd be considering:
Check for an empty string being passed.
Check for a string containing characters illegal in a file name/path
2.) How To Delete a File. Look...
Using IntelliJ to amend git commit message
...e amend a git commit message using IntelliJ , or should one resort to command line?
9 Answers
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How can I dynamically set the position of view in Android?
... to use setLayoutParams(...).
If you can limit your support to Honeycomb and up you can use the setX(...), setY(...), setLeft(...), setTop(...), etc.
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MySQL “NOT IN” query
... Thanks for the comment @Basti! Spent a lot of time trying to understand why the query wasn't working as expected.
– gvas
Mar 23 '16 at 2:17
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How to convert a normal Git repository to a bare one?
...y that it is now a bare repository.
To do this, execute the following commands:
cd repo
mv .git ../repo.git # renaming just for clarity
cd ..
rm -fr repo
cd repo.git
git config --bool core.bare true
Note that this is different from doing a git clone --bare to a new location (see below).
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How do I install an R package from source?
...
If you have the file locally, then use install.packages() and set the repos=NULL:
install.packages(path_to_file, repos = NULL, type="source")
Where path_to_file would represent the full path and file name:
On Windows it will look something like this: "C:\\RJSONIO_0.2-3.tar.gz...
How do I make an HTML text box show a hint when empty?
...ce of any styles, in Chrome this looks like:
You can try demos out here and in HTML5 Placeholder Styling with CSS.
Be sure to check the browser compatibility of this feature. Support in Firefox was added in 3.7. Chrome is fine. Internet Explorer only added support in 10. If you target a browser...