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Add regression line equation and R^2 on graph
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+100
Here is one solution
# GET EQUATION AND R-SQUARED AS STRING
# SOURCE: https://groups.google.com/forum/#!topic/ggplot2/1TgH-kG5XMA
l...
Android: Access child views from a ListView
...f Feet's answer above, can give you something like:
int wantedPosition = 10; // Whatever position you're looking for
int firstPosition = listView.getFirstVisiblePosition() - listView.getHeaderViewsCount(); // This is the same as child #0
int wantedChild = wantedPosition - firstPosition;
// Say, fir...
jQuery callback for multiple ajax calls
...tions) options = {};
numRequestToComplete = options.numRequest || 0;
requestsCompleted = options.requestsCompleted || 0;
callBacks = [];
var fireCallbacks = function() {
alert("we're all complete");
for (var i = 0; i < callBacks.length; i++...
Python - Check If Word Is In A String
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360
What is wrong with:
if word in mystring:
print 'success'
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How to get the last day of the month?
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30 Answers
30
Active
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How do I view the SQL generated by the Entity Framework?
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480
You can do the following:
IQueryable query = from x in appEntities
where x.id == 3...
Is 'float a = 3.0;' a correct statement?
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It is not an error to declare float a = 3.0 : if you do, the compiler will convert the double literal 3.0 to a float for you.
However, you should use the float literals notation in specific scenarios.
For performance reasons:
Specifically, consider:
float foo(...
How do you get centered content using Twitter Bootstrap?
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For other types of content, see Flavien's answer.
Update: Bootstrap 2.3.0+ Answer
The original answer was for an early version of bootstrap. As of bootstrap 2.3.0, you can simply give the div the class .text-center.
Original Answer (pre 2.3.0)
You need to define one of the two classes, row o...
Effects of the extern keyword on C functions
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140
We have two files, foo.c and bar.c.
Here is foo.c
#include <stdio.h>
volatile unsigned ...
Chrome sendrequest error: TypeError: Converting circular structure to JSON
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509
It means that the object you pass in the request (I guess it is pagedoc) has a circular referen...