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xkcd style graphs in MATLAB
...ody's solution!).
This solution relies on two key functions: EXPORT_FIG from the file exchange to get an anti-aliased screenshot, and IMTRANSFORM to get a transformation.
%# define plot data
x = 1:0.1:10;
y1 = sin(x).*exp(-x/3) + 3;
y2 = 3*exp(-(x-7).^2/2) + 1;
%# plot
fh = figure('color','w');...
Java: Get first item from a collection
... "first" item in a Collection because it is .. well simply a collection.
From the Java doc's Collection.iterator() method:
There are no guarantees concerning the order in which the elements are returned...
So you can't.
If you use another interface such as List, you can do the following:
S...
Converting ISO 8601-compliant String to java.util.Date
...r Android (API 7).
Joda was out of the question - it is huge and suffers from slow initialization. It also seemed a major overkill for that particular purpose.
Answers involving javax.xml won't work on Android API 7.
Ended up implementing this simple class. It covers only the most common form of...
What does iota of std::iota stand for?
...
From the original SGI STL documentation:
The name iota is taken from the programming language APL.
In his Turing Award lecture, Ken Iverson (inventor of APL) said this:
For example, the integer function denoted by ...
What's the difference between an inverted index and a plain old index?
...indexes - it's just a question of which direction you're going. Forward is from documents->to->words, inverted is from words->to->documents.
Example 2: DNS
Another example is a DNS lookup (which takes a host name, and returns an IP address) and a reverse lookup (which takes an IP add...
Load and execution sequence of a web page?
...rdinary web page. But now I need to know detail. It's hard to find answers from Google or SO, so I created this question.
7...
How to prevent going back to the previous activity?
...BACK button is pressed on the phone, I want to prevent a specific activity from returning to its previous one.
13 Answers
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How to use glOrtho() in OpenGL?
...ill remap the OpenGL coordinates into the equivalent pixel values (X going from 0 to windowWidth and Y going from 0 to windowHeight). Note that I've flipped the Y values because OpenGL coordinates start from the bottom left corner of the window. So by flipping, I get a more conventional (0,0) starti...
What is Weak Head Normal Form?
...general that every subexpression will be needed, expressions are evaluated from the outside in.
(GHC has a strictness analyzer that will detect some situations where a subexpression is always needed and it can then evaluate it ahead of time. This is only an optimization, however, and you should not...
What are the main disadvantages of Java Server Faces 2.0?
...
JSF 2.0 disadvantages? Honestly, apart from the relative steep learning curve when you don't have a solid background knowledge about basic Web Development (HTML/CSS/JS, server side versus client side, etc) and the basic Java Servlet API (request/response/session, ...