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What is the difference between Serializable and Externalizable in Java?
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To add to the other answers, by implem>me m>ntating java.io.Serializable, you get "automatic" serialization capability for objects of your class. No need to implem>me m>nt any other logic, it'll just work. The Java runtim>me m> will use reflection to figure out how to marshal ...
Decorators with param>me m>ters?
...ance_mode' by the decorator. I would do it by the following decorator statem>me m>nt:
13 Answers
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Using Moq to determine if a m>me m>thod is called
It is my understanding that I can test that a m>me m>thod call will occur if I call a higher level m>me m>thod, i.e.:
3 Answers
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Super-simple example of C# observer/observable with delegates
I recently started digging into C# but I can't by my life figure out how delegates work when implem>me m>nting the observer/observable pattern in the language.
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Solving “Who owns the Zebra” programmatically?
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Here's a solution in Python based on constraint-programming:
from constraint import AllDifferentConstraint, InSetConstraint, Problem
# variables
colors = "blue red green white yellow".split()
nationalities = "Norwegian German Dane Swede English".split()
pets ...
Get average color of image via Javascript
...://jsfiddle.net/xLF38/818/
Note, this will only work with images on the sam>me m> domain and in browsers that support HTML5 canvas:
function getAverageRGB(imgEl) {
var blockSize = 5, // only visit every 5 pixels
defaultRGB = {r:0,g:0,b:0}, // for non-supporting envs
canvas = docum>me m>...
Map enum in JPA with fixed values?
...r than JPA 2.1, JPA provides only two ways to deal with enums, by their nam>me m> or by their ordinal. And the standard JPA doesn't support custom types. So:
If you want to do custom type conversions, you'll have to use a provider extension (with Hibernate UserType, EclipseLink Converter, etc). (the s...
What is the difference between Numpy's array() and asarray() functions?
What is the difference between Numpy's array() and asarray() functions? When should you use one rather than the other? They seem to generate identical output for all the inputs I can think of.
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How to get tim>me m> difference in minutes in PHP
How to calculate minute difference between two date-tim>me m>s in PHP?
16 Answers
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PHP “php://input” vs $_POST
I have been directed to use the m>me m>thod php://input instead of $_POST when interacting with Ajax requests from JQuery. What I do not understand is the benefits of using this vs the global m>me m>thod of $_POST or $_GET .
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