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How do I make an http request using cookies on Android?
...ost("https://portal.sun.com/amserver/UI/Login?" +
"org=self_registered_users&" +
"goto=/portal/dt&" +
"gotoOnFail=/portal/dt?error=true");
List <NameValuePair> nvps = new ArrayList <NameValuePair>();
nvps.add(new Ba...
How to trace the path in a Breadth-First Search?
...
You should have look at http://en.wikipedia.org/wiki/Breadth-first_search first.
Below is a quick implementation, in which I used a list of list to represent the queue of paths.
# graph is in adjacent list representation
graph = {
'1': ['2', '3', '4'],
'2': ['5', '6'],
...
Which is faster: Stack allocation or Heap allocation
...pty classes take up 1 byte of space, minimum
}
int main()
{
std::clock_t start = std::clock();
for (int i = 0; i < 100000; ++i)
empty e;
std::clock_t duration = std::clock() - start;
std::cout << "stack allocation took " << duration << " clock ticks\n";
...
Have Grunt generate index.html for different setups
...ns Hash */
//globalOption : 'foo'
},
dev: {
NODE_ENV : 'DEVELOPMENT'
},
prod : {
NODE_ENV : 'PRODUCTION'
}
},
Preprocess:
preprocess : {
dev : {
src : './src/tmpl/index.html',
dest : './dev/index.html'
},
prod : {...
What is the difference between Ruby 1.8 and Ruby 1.9
...01:0> {1,2}
=> {1=>2}
Action: Convert to {1 => 2}
Array.to_s Now Contains Punctuation
Ruby 1.9
irb(main):001:0> [1,2,3].to_s
=> "[1, 2, 3]"
Ruby 1.8.6
irb(main):001:0> [1,2,3].to_s
=> "123"
Action: Use .join instead
Colon No Longer Valid In When Statements
Rub...
Flask vs webapp2 for Google App Engine
... tutorial here -> https://console.developers.google.com/start/appengine?_ga=1.36257892.596387946.1427891855
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Peak detection in a 2D array
...ow you do it:
import numpy as np
from scipy.ndimage.filters import maximum_filter
from scipy.ndimage.morphology import generate_binary_structure, binary_erosion
import matplotlib.pyplot as pp
#for some reason I had to reshape. Numpy ignored the shape header.
paws_data = np.loadtxt("paws.txt").resh...
What are Vertex Array Objects?
...is first bound, you assign these members by calling
glEnableClientState(GL_VERTEX_ARRAY); glVertexPointer...;
glEnableClientState(GL_NORMAL_ARRAY); glNormalPointer...;
and so on. Which attributes are enabled and the pointers you supply are stored in the VAO.
After that when you bind the VAO agai...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...iew?
@IBOutlet weak var label: UILabel!
@IBAction func buttonTap(_ sender: UIButton) {
label.text = "Hi"
}
required init?(coder aDecoder: NSCoder) {
super.init(coder: aDecoder)
commonInit()
}
override init(frame: CGRect) {
super.init(frame:...
When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...
static_cast is the first cast you should attempt to use. It does things like implicit conversions between types (such as int to float, or pointer to void*), and it can also call explicit conversion functions (or implicit ones). In ...