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Why Func instead of Predicate?
...hile Predicate has been introduced at the same time that List<T> and Array<T>, in .net 2.0, the different Func and Action variants come from .net 3.5.
So those Func predicates are used mainly for consistency in the LINQ operators. As of .net 3.5, about using Func<T> and Action<...
What is the ultimate postal code and zip regex?
...
use these regx
$ZIPREG=array(
"US"=>"^\d{5}([\-]?\d{4})?$",
"UK"=>"^(GIR|[A-Z]\d[A-Z\d]??|[A-Z]{2}\d[A-Z\d]??)[ ]??(\d[A-Z]{2})$",
"DE"=>"\b((?:0[1-46-9]\d{3})|(?:[1-357-9]\d{4})|(?:[4][0-24-9]\d{3})|(?:[6][013-9]\d{3}))\b",
...
Understanding implicit in Scala
...Text(text: Text): Unit = {
println(text.content)
}
def main(args: Array[String]): Unit = {
printText("World!")
}
// Best to hide this line somewhere below a pile of completely unrelated code.
// Better yet, import its package from another distant place.
implicit val prefixLOL =...
How to filter specific apps for ACTION_SEND intent (and set a different text for each app)
...tActivities(sendIntent, 0);
List<LabeledIntent> intentList = new ArrayList<LabeledIntent>();
for (int i = 0; i < resInfo.size(); i++) {
// Extract the label, append it, and repackage it in a LabeledIntent
ResolveInfo ri = resInfo.get(i);
String ...
Can we define implicit conversions of enums in c#?
...doEnum.INPT] = "use";
arr[PseudoEnum.CTXT] = "as";
arr[PseudoEnum.CTXT] = "array";
arr[PseudoEnum.OUTP] = "index";
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What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association
...nts to break-up , she can't.
import javax.persistence.*;
import java.util.ArrayList;
import java.util.List;
@Entity
@Table(name = "BoyFriend21")
public class BoyFriend21 {
@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "Boy_ID")
@SequenceGenerator(name = "Boy_ID",...
Can I run javascript before the whole page is loaded?
...& !NodeList.prototype.forEach) {
NodeList.prototype.forEach = Array.prototype.forEach;
}
document.querySelectorAll("p").forEach(p => {
p.classList.add("found");
});
</script>
<p>Paragraph 2</p>
(See my answer here for details around ...
Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?
...
@stakx: Tuples are also immutable, whereas arrays are not.
– Robert Paulson
Jun 22 '10 at 2:40
2
...
How do I find Waldo with Mathematica?
...nsitions in the shirt.
corr = ImageCorrelate[red,
Image@Join[ConstantArray[1, {2, 4}], ConstantArray[0, {2, 4}]],
NormalizedSquaredEuclideanDistance];
I use Binarize to pick out the pixels in the image with a sufficiently high correlation and draw white circle around them to emphasize th...
In a PHP project, what patterns exist to store, access and organize helper objects? [closed]
...
Addendum
One function style:
function app($class) {
static $refs = array();
//> Dependency injection in case of unit test
if (is_object($class)) {
$refs[get_class($class)] = $class;
$class = get_class($class);
}
if (!isset($refs[$class]))
$refs[$c...