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Android List View Drag and Drop sort
...t your adapter and DynamicListView mush share the same instance if objects array. Otherwise implementation will not work. This is not a problem for static lists but may be a challenge with Loaders
– AAverin
Jan 12 '14 at 9:51
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How to add title to subplots in Matplotlib?
... in Line 1 of code
and you can set its title inside a loop.
The rows of 2D array is length (len) of axis(ax)
Each row has 2 items i.e. It is list within a list (Point No.2)
set_title can be used to set title, once the proper axes(ax) or subplot is selected.
import matplotlib.pyplot as plt
fig...
What is the difference between 'E', 'T', and '?' for Java generics?
...ny non-primitive type you specify: any class type, any interface type, any array type, or even another type variable.
The most commonly used type parameter names are:
E - Element (used extensively by the Java Collections Framework)
K - Key
N - Number
T - Type
V - Value
In Java 7 it is permi...
How to get evaluated attributes inside a custom directive
...it can be handy to provide a declarative payload into your directive as an array or hash-object in the form:
my-directive-name="['string1', 'string2']"
In that case, you can cut to the chase and just use a nice basic angular.$eval(attr.attrName).
element.val("value = "+angular.$eval(attr.value)...
Select 50 items from list at random to write to file
...,23]
np.random.choice(mylist, 3, replace=False)
the function returns an array of 3 randomly chosen values from the list
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UITableView load more when scrolling to bottom like Facebook application
...useIdentifier:MainMenuCellIdentifier];
}
MyData *data = [self.dataArray objectAtIndex:indexPath.row];
// Do your cell customisation
// cell.titleLabel.text = data.title;
BOOL lastItemReached = [data isEqual:[[self.dataArray] lastObject]];
if (!lastItemReached && in...
What HTTP status response code should I use if the request is missing a required parameter?
...
In general if we have only some missing parameter we go for a 400 and an array of missing parameter. But when we need to send some more information, like a particular case message and we want to be more sure the client will take care of it we send a 409
...
How to detect internet speed in JavaScript?
...Latency(cb);
i++;
};
} else {
/** calculate average of array items then callback */
var sum = arrTimes.reduce(function(a, b) { return a + b; });
var avg = sum / arrTimes.length;
cb(avg);
}
}
...
How to decide font color in white or black depending on background color?
...hexToB($color);
$uicolors = [$r / 255, $g / 255, $b / 255];
$c = array_map("calcC", $uicolors);
$l = 0.2126 * $c[0] + 0.7152 * $c[1] + 0.0722 * $c[2];
return ($l > 0.179) ? '#000000' : '#ffffff';
}
sha...
How to modify a text file?
...th r+b (allow write and binary mode)
f = open("file.log" , 'r+b')
# get array of lines
f_content = f.readlines()
# get middle line
middle_line = len(f_content)/2
# overwrite middle line
f_content[middle_line] += "\nnew line"
# return pointer to top of file so we can re-write the content with repl...