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Rails Root directory path?
...an access rails app path using variable RAILS_ROOT.
For example:
render :file => "#{RAILS_ROOT}/public/layouts/mylayout.html.erb"
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How to add pandas data to an existing csv file?
...o use the pandas to_csv() function to add a dataframe to an existing csv file. The csv file has the same structure as the loaded data.
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Custom circle button
...lighted etc), you will use selector as described here.
You've to keep both files in order to make the drawable backward-compatible. Otherwise, you'll face weird exceptions in previous android version.
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C++ IDE for Linux? [closed]
...mmand interface to interact with the various tools — Debuggers (gdb), Profilers (gprof, valgrind), etc. You set up your project/build environment using Make, CMake, SnakeMake or any of the various alternatives. And you manage your code with a version control system (most people use Git). You also ...
How and why do I set up a C# build machine? [closed]
...ion of a broken build? Should I set up test projects in this solution (sln file) that will be run by these scripts, so I can have particular functions tested? We have, at the moment, two such tests, because we haven't had the time (or frankly, the experience) to make good unit tests.
A: You will ge...
Linux command: How to 'find' only text files?
...ich I have found to be a very fast way to use find to find only non-binary files:
find . -type f -exec grep -Iq . {} \; -print
The -I option to grep tells it to immediately ignore binary files and the . option along with the -q will make it immediately match text files so it goes very fast. You c...
Visual Studio retrieving an incorrect path to a project from somewhere
...
Go to Manage Workspaces (either through the File/Source Control menu or the workspace drop down in Source Control Explorer)
select edit for your workspace.
You should see, under working folders, a mapping for the source
control directory to the old/wrong project direct...
CMake unable to determine linker language with C++
... language for target "helloworld".
In my case this was due to having C++ files with the .cc extension.
If CMake is unable to determine the language of the code correctly you can use the following:
set_target_properties(hello PROPERTIES LINKER_LANGUAGE CXX)
The accepted answer that suggests app...
Unable to locate tools.jar
...staller gave me a directory structure like this:
Directory of C:\Program Files\Java
05/08/2012 09:43 AM <DIR> .
05/08/2012 09:43 AM <DIR> ..
05/08/2012 09:46 AM <DIR> jdk1.7.0_04
05/08/2012 09:19 AM <DIR> jre6
05/08/2012 ...
How to change bower's default components folder?
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Create a Bower configuration file .bowerrc in the project root (as opposed to your home directory) with the content:
{
"directory" : "public/components"
}
Run bower install again.
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