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How to write DataFrame to postgres table?
...tee that it always works, buth the basis should be there). If you put that file in your working directory and import it, then you should be able to do (where con is a postgresql connection):
import sql # the patched version (file is named sql.py)
sql.write_frame(df, 'table_name', con, flavor='post...
How to create a directory using Ansible
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You want the file module. To create a directory, you need to specify the option state=directory :
- name: Creates directory
file:
path: /src/www
state: directory
You can see other options at http://docs.ansible.com/file_modul...
Comments in Android Layout xml
I would like to enter some comments into the layout XML files, how would I do that?
12 Answers
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Removing a model in rails (reverse of “rails g model Title…”)
...igration. If you run 'destroy' on that model, it will delete the migration file, but not the database table. So before run
bundle exec rake db:rollback
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Call a global variable inside module
I have a typescript file called Projects.ts that I want to reference a global variable declared in a bootstrap plugin called bootbox.js .
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What is pluginManagement in Maven's pom.xml?
This is a snippet of my pom file.
5 Answers
5
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git clone from another directory
... by git natively, the following syntaxes may be used:
/path/to/repo.git/
file:///path/to/repo.git/
These two syntaxes are mostly equivalent, except the former implies --local option.
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Difference between Bridge pattern and Adapter pattern
... don't get an insane number of classes. Let's say you have:
MemoryMappedFile and DirectReadFile types of file objects. Let's say you want to be able to read files from various sources (Maybe Linux vs. Windows implementations, etc.). Bridge helps you avoid winding up with:
MemoryMappedWindows...
scp or sftp copy multiple files with single command
I'd like to copy files from/to remote server in different directories.
For example, I want to run these 4 commands at once.
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How to connect to LocalDB in Visual Studio Server Explorer?
... "check your localdb" it doesn't say how! I don't see any '.mdf' or '.ldf' files created under the project folder. I tried every way to connect Visual Studio's Server Explorer to LocalDB. The wizard cannot locate (localdb) or cannot find any provider in Server Explorer to accept connection string ...