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Rails 3.1 and Image Assets
... change the extension of your css file from .css.scss to .css.scss.erb and do:
background-image:url(<%=asset_path "admin/logo.png"%>);
You may need to do a "hard refresh" to see changes. CMD+SHIFT+R on OSX browsers.
In production, make sure
rm -rf public/assets
bundle exec rake assets...
How can I create an Asynchronous function in Javascript?
... (using, say, setInterval) but that we can't even open it to see how it is done. Do you happen to have more information on the subject?
– Matheus Felipe
Mar 27 '15 at 22:09
2
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update package.json version automatically
Before I do a small release and tag it, I'd like to update the package.json to reflect the new version of the program.
11 A...
Install npm module from gitlab private repository
...r connecting to a private gitlab repository
With SSH
git+ssh://git@git.mydomain.com:Username/Repository#{branch|tag}
git+ssh://git@git.mydomain.com/Username/Repository#{branch|tag}
With HTTPS
git+https://git@git.mydomain.com/Username/Repository#{branch|tag}
With HTTPS and deploy token
git+ht...
How can I call a custom Django manage.py command directly from a test driver?
I want to write a unit test for a Django manage.py command that does a backend operation on a database table. How would I invoke the management command directly from code?
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Set opacity of background image without affecting child elements
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Take your image into an image editor, turn down the opacity, save it as a .png and use that instead.
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Overloading member access operators ->, .*
...up is also handled by an operator-> function. This is called the "drill-down behavior." The language chains together the operator-> calls until the last one returns a pointer.
struct client
{ int a; };
struct proxy {
client *target;
client *operator->() const
{ return ...
How can I convert a zero-terminated byte array to string?
...)])
This is equivalent to:
s := string(byteArray)
If for some reason you don't know n, you could use the bytes package to find it, assuming your input doesn't have a null character embedded in it.
n := bytes.Index(byteArray, []byte{0})
Or as icza pointed out, you can use the code below:
n := byte...
importing pyspark in python shell
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Here is a simple method (If you don't bother about how it works!!!)
Use findspark
Go to your python shell
pip install findspark
import findspark
findspark.init()
import the necessary modules
from pyspark import SparkContext
from pyspark import Sp...
Multiple github accounts on the same computer?
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All you need to do is configure your SSH setup with multiple SSH keypairs.
This link is easy to follow (Thanks Eric):
http://code.tutsplus.com/tutorials/quick-tip-how-to-work-with-github-and-multiple-accounts--net-22574
Generating SSH keys...