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Django connection to PostgreSQL: “Peer authentication failed”
...t needed to be configured in config/database.yml - that is to say, in that file I needed to add the line host: localhost (or wherever you postgres server is - mine was local)
– jefflunt
Dec 31 '11 at 3:21
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How do I delete an exported environment variable?
...ed, it will load up variables from various places such as ~/.bashrc, ~/.profile, etc. Any variables you set in one terminal instance will not carry over to another. If you have a variable which seems to be set automatically every time you open terminal, try looking through the various hidden files i...
How to make links in a TextView clickable?
...entMethod() is called, it is necessary to remove autolink="web" in the XML file, or else link won't work. Thanks for the comment
– voghDev
May 5 '14 at 10:04
6
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How to scale Docker containers in production
...er NodeJS lib wrapping the Docker command line and managing it from a json file.
docker-cmd
Update 12
Amazon's new container service enables scaling in the cluster.
Update 13
Strictly speaking Flocker does not "scale" applications, but it is designed to fufil a related function of making sta...
How do I get the coordinates of a mouse click on a canvas element?
...it into a text editor. Then save it as example.html and, finally, open the file with a browser.
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ASP.NET WebApi vs MVC ? [closed]
...ple, with WebAPI you get:
Query options such as $filter, $top, $orderby, etc.
With traditional MVC controllers you need to implement these yourself.
Standardization of the format
There are OData clients that will understand the underlying format of your RESTful API.
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How to remove frame from matplotlib (pyplot.figure vs matplotlib.figure ) (frameon=False Problematic
..., ax]:
item.patch.set_visible(False)
with open('test.png', 'w') as outfile:
fig.canvas.print_png(outfile)
(Of course, you can't tell the difference on SO's white background, but everything is transparent...)
If you don't want to show anything other than the line, turn the axis off as w...
How to reset or change the MySQL root password?
...Enter the following lines in your terminal.
Stop the MySQL Server: sudo /etc/init.d/mysql stop
Start the mysqld configuration: sudo mysqld --skip-grant-tables &
In some cases, you've to create the /var/run/mysqld first:
sudo mkdir -v /var/run/mysqld && sudo chown mysql /var/run/mysql...
What is declarative programming? [closed]
...etty-printing, fancy-formatting and syntax highlighting of the yacc source file itself and include it in your Reference Manual as a syntactic specification of your language
And many more …
Optimization
Because you don't prescribe the computer which steps to take and in what order, it can rearr...
Is a LINQ statement faster than a 'foreach' loop?
...cts generally is going to add some marginal overheads (multiple iterators, etc). It still has to do the loops, and has delegate invokes, and will generally have to do some extra dereferencing to get at captured variables etc. In most code this will be virtually undetectable, and more than afforded b...