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Map Tiling Algorithm
...the shape of the edge.
The first step would be to find all edges. In the example below the edge tiles marked with an X are all green tiles with a tan tile as one or more of their eight neighbouring tiles. With different types of terrain this condition could translate to a tile being an edge tile if...
Hide Utility Class Constructor : Utility classes should not have a public or default constructor
...our code. Additionally, you can make the class final, so that it can't be extended in subclasses, which is a best practice for utility classes. Since you declared only a private constructor, other classes wouldn't be able to extend it anyway, but it is still a best practice to mark the class as fina...
How to create custom easing function with Core Animation?
...
I took Jesse Crossen's response, and expanded on it a bit. You can use it to animate CGPoints, and CGSize for example. As of iOS 7, you can also use arbitrary time functions with UIView animations. You can check out the results at github.com/jjackson26/JMJParamet...
AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
...er you do some form of operation outside of AngularJS, such as doing an Ajax call with jQuery, or binding an event to an element like you have here you need to let AngularJS know to update itself. Here is the code change you need to do:
app.directive("remove", function () {
return function (sco...
Format numbers to strings in Python
...thon 2.6, there is an alternative: the str.format() method. Here are some examples using the existing string format operator (%):
>>> "Name: %s, age: %d" % ('John', 35)
'Name: John, age: 35'
>>> i = 45
>>> 'dec: %d/oct: %#o/hex: %#X' % (i, i, i)
'dec: 45/oct: 055/hex:...
Way to get all alphabetic chars in an array in PHP?
...','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z');
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“:” (colon) in C struct - what does it mean? [duplicate]
...d uses. Here is a quote from MSDN describing bit fields:
The constant-expression specifies the width of the field in bits. The
type-specifier for the declarator must be unsigned int, signed int, or
int, and the constant-expression must be a nonnegative integer value.
If the value is zero, ...
Where do “pure virtual function call” crashes come from?
...base class version, which in the case of a pure virtual function, doesn't exist.
(See live demo here)
class Base
{
public:
Base() { doIt(); } // DON'T DO THIS
virtual void doIt() = 0;
};
void Base::doIt()
{
std::cout<<"Is it fine to call pure virtual function from constructor?...
What is the argument for printf that formats a long?
...
printf("%ld", ULONG_MAX) outputs the value as -1. Should be printf("%lu", ULONG_MAX) for unsigned long as described by @Blorgbeard below.
– jammus
Nov 12 '11 at 16:03
...
Unzipping files in Python
...pfile
with zipfile.ZipFile(path_to_zip_file, 'r') as zip_ref:
zip_ref.extractall(directory_to_extract_to)
That's pretty much it!
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