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Google Maps: how to get country, state/province/region, city given a lat/long value?
...es based on a collection of lat/long values I have. I need to store this information in a manner that hierarchy is preserve and without duplicates (e.g. "USA" and "United States" and "United States of America" are the same country; I only want one instance of this country in my database).
...
How to import the class within the same directory or sub directory?
...ectory as well, and then use regular import statements, with dot notation. For each level of directory, you need to add to the import path.
bin/
main.py
classes/
user.py
dir.py
So if the directory was named "classes", then you'd do this:
from classes.user import User
fro...
Extracting text OpenCV
...lt;std::vector<cv::Point> > contours_poly( contours.size() );
for( int i = 0; i < contours.size(); i++ )
if (contours[i].size()>100)
{
cv::approxPolyDP( cv::Mat(contours[i]), contours_poly[i], 3, true );
cv::Rect appRect( boundingRect( cv::...
urllib2.HTTPError: HTTP Error 403: Forbidden
...Mee did you take a look at the answer below? it was addressed specifically for python 3, check if it works for you...
– andrean
Jan 19 '15 at 21:07
1
...
What is an undefined reference/unresolved external symbol error and how do I fix it?
...kes place in several steps, as specified by 2.2 (credits to Keith Thompson for the reference):
The precedence among the syntax rules of translation is specified by the following phases [see footnote].
Physical source file characters are mapped, in an implementation-defined manner, to the basic sou...
What is the difference between Python's list methods append and extend?
...
So with extend, each element of the iterable gets appended onto the list. For example:
>>> my_list
['foo', 'bar']
>>> another_list = [1, 2, 3]
>>> my_list.extend(another_list)
>>> my_list
['foo', 'bar', 1, 2, 3]
Keep in mind that a string is an iterable, so if...
How to use ng-repeat without an html element
...While this might technically work, it's very disappointing that the answer for this common use case is that you have to inject arbitrary (otherwise unnecessary) markup. I have the same problem (repeated groups of rows -- one header TR with one or more child TRs, repeated as a group). Trivial with ot...
Get content uri from file path in android
I know the absolute path of an image (say for eg, /sdcard/cats.jpg). Is there any way to get the content uri for this file ?
...
How does the @property decorator work in Python?
...nt('Get!')
...
>>> def setter(self, value): print('Set to {!r}!'.format(value))
...
>>> def deleter(self): print('Delete!')
...
>>> prop = property(getter)
>>> prop.fget is getter
True
>>> prop.fset is None
True
>>> prop.fdel is None
True
Ne...
Update MongoDB field using value of another field
...ion 4.2 also introduced the $set pipeline stage operator which is an alias for $addFields. I will use $set here as it maps with what we are trying to achieve.
db.collection.<update method>(
{},
[
{"$set": {"name": { "$concat": ["$firstName", " ", "$lastName"]}}}
]
)
Mon...