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Inspect element that only appear when other element is mouse overed/entered
...pect an element (e.g. tooltip) that only appears when another element is mouse overed/entered. The element that appears, is made visible via jQuery's mouseenter event.
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How to switch back to 'master' with git?
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You need to checkout the branch:
git checkout master
See the Git cheat sheets for more information.
Edit: Please note that git does not manage empty directories, so you'll have to manage them yourself. If your directory is ...
How to filter by object property in angularJS
I am trying to create a custom filter in AngularJS that will filter a list of objects by the values of a specific property. In this case, I want to filter by the "polarity" property(possible values of "Positive", "Neutral", "Negative").
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Vim: Move window left/right?
... to the left or right? Eg, similar to <c-w> r or <c-w> x , but left/right instead of up/down?
5 Answers
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MongoDB drop every database
..."dropping db " + db.getName() );
db.dropDatabase();
}
save it to dropall.js and then execute:
mongo dropall.js
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Error :Request header field Content-Type is not allowed by Access-Control-Allow-Headers
I created an mvc4 web api project using vS2012. I used following tutorial to solve the Cross-Origin Resource Sharing, "http://blogs.msdn.com/b/carlosfigueira/archive/2012/07/02/cors-support-in-asp-net-web-api-rc-version.aspx". It is working successfully, and i post data from client side to server s...
What does the “at” (@) symbol do in Python?
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Example
class Pizza(object):
def __init__(self):
self.toppings = []
def __call__(self, topping):
# When using '@instance_of_pizza' before a function definition
# the function gets passed onto 'topping'.
self.toppings.appe...
“git diff” does nothing
I presume this is a configuration error somewhere, but I can't figure out where. Regular git commands appear to work fine, but "git diff" does nothing. To be safe, I removed external diff tools from my .gitconfig file. This was installed via MacPorts and is the lates version (1.7.2.2).
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What is the difference between fastcgi and fpm?
...hing like SpawnFCGI. It spawns the FastCGI children adaptively (meaning launching more if the current load requires it).
Otherwise, there's not much operating difference between it and FastCGI (The request pipeline from start of request to end is the same). It's just there to make implementing it...
How to count the number of true elements in a NumPy bool array
I have a NumPy array 'boolarr' of boolean type. I want to count the number of elements whose values are True . Is there a NumPy or Python routine dedicated for this task? Or, do I need to iterate over the elements in my script?
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