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Setting background-image using jQuery CSS property
...2
{
background-image: url(/another/image/url/there.jpg);
}
// in JS
// based on value of imageUrl, determine what class to remove and what class to add.
$('myOjbect').removeClass('bg1').addClass('bg2');
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Make a float only show two decimal places
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I made a swift extension based on above answers
extension Float {
func round(decimalPlace:Int)->Float{
let format = NSString(format: "%%.%if", decimalPlace)
let string = NSString(format: format, self)
return Float(atof...
What does “O(1) access time” mean?
...rily mean "quickly". It means that the time it takes is constant, and not based on the size of the input to the function. Constant could be fast or slow. O(n) means that the time the function takes will change in direct proportion to the size of the input to the function, denoted by n. Again, it...
How to drop a database with Mongoose?
I'm preparing a database creation script in Node.js and Mongoose.
How can I check if the database already exists, and if so, drop (delete) it using Mongoose?
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Lists in ConfigParser
...lue, flatten=True):
""" Return a list of strings, separating the input based on newlines
and, if flatten=True (the default), also split on spaces within
each line."""
values = aslist_cronly(value)
if not flatten:
return values
result = []
for value in values:
...
Why can't variable names start with numbers?
...This goes way back - before special notations to denote storage or numeric base.
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How can I mock requests and the response?
...response, another way to do it is to simply instantiate an instance of the base HttpResponse class, like so:
from django.http.response import HttpResponseBase
self.fake_response = HttpResponseBase()
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S3 Static Website Hosting Route All Paths to Index.html
..., we need to take this request and manually establish the proper pushState based on the hash-bang path. So add this to the top of your index.html file:
<script>
history.pushState({}, "entry page", location.hash.substring(1));
</script>
This grabs the hash and turns it into an HTML5 ...
How do I clone a specific Git branch? [duplicate]
...play
origin/sugarfield_customer_number_show_c
So to create a new branch based on my enum-account-number branch I do:
git checkout -b enum-account-number origin/enum-account-number
After you hit return the following happens:
Branch enum-account-number set up to track remote branch refs/remotes/or...
Check orientation on Android phone
...etOrientation(float[] R, float[] values) computes the device's orientation based on the rotation matrix.
– user1914692
Jul 20 '13 at 23:24
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