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AJAX POST and Plus Sign ( + ) — How to Encode?
...resting and to hopefully enable less hair pulling for someone else.
Using python, built dictionary for a device which we can use curl to configure.
Problem: {"timezone":"+5"} //throws an error " 5"
Solution: {"timezone":"%2B"+"5"} //Works
So, in a nutshell:
var = {"timezone":"%2B"+"5"}
json =...
Regular expression matching a multiline block of text
I'm having a bit of trouble getting a Python regex to work when matching against text that spans multiple lines. The example text is ('\n' is a newline)
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Google Maps API 3 - Custom marker color for default (dot) marker
... coords by hand on the top toolbar.
After saving the SVG file, which is an XML, open it with an editor, look for the svg:path element and copy the content of the 'd' attribute.
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What is the difference between a URI, a URL and a URN?
...d9-9669-0800200c9a66 a globally unique identifier
urn:publishing:book - An XML namespace that identifies the document as a type of book.
URNs can identify ideas and concepts. They are not restricted to identifying documents. When a URN does represent a document, it can be translated into a URL ...
Regular expression for a hexadecimal number?
...ms in other cases, depends on the flavor you need to use (php, javascript, python , golang, etc.).
This answer was taken from:http://ult-tex.net/info/perl/
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How to detect when an Android app goes to the background and come back to the foreground
...ou might have missed adding it in the application tag inside your Manifest.xml <application android:name="your.package.MyApplication"
– Wahib Ul Haq
Jan 23 '14 at 21:56
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If REST applications are supposed to be stateless, how do you manage sessions?
...ient specific (i.e. browser specific) applications or plug-ins.
HTML5 and XML Header Request has over time standardized the notion of storing complex data including application state in standard way on the client (i.e. browser) side without resorting to going back and forth between the server.
Gen...
Size of Matrix OpenCV
...
If you are using the Python wrappers, then (assuming your matrix name is mat):
mat.shape gives you an array of the type- [height, width, channels]
mat.size gives you the size of the array
Sample Code:
import cv2
mat = cv2.imread('sample.png'...
How do detect Android Tablets in general. Useragent?
... how I differentiate between tablet and smartphone browsers (this is using Python, but is similarly simple for other programming languages):
if ("Android" in agent):
if ("Mobile" in agent):
deviceType = "Phone"
else:
deviceType = "Tablet"
UPDATED: to reflect use of Chrome on Android, ...
Fast check for NaN in NumPy
...ere exist an accepted answer, I'll like to demonstrate the following (with Python 2.7.2 and Numpy 1.6.0 on Vista):
In []: x= rand(1e5)
In []: %timeit isnan(x.min())
10000 loops, best of 3: 200 us per loop
In []: %timeit isnan(x.sum())
10000 loops, best of 3: 169 us per loop
In []: %timeit isnan(dot...