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What is the difference between the bridge pattern and the strategy pattern?
...UML
Strategy Pattern in Swift:
protocol PrintStrategy {
func print(_ string: String) -> String
}
class Printer {
let strategy: PrintStrategy
init(strategy: PrintStrategy) {
self.strategy = strategy
}
func print(_ string: String) -> String {
return self.strategy....
How to find all duplicate from a List? [duplicate]
I have a List<string> which has some words duplicated. I need to find all words which are duplicates.
9 Answers
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Convert character to ASCII code in JavaScript
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The opposite of this is String.fromCharCode(10).
– viam0Zah
May 1 '11 at 9:38
189
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Printing tuple with string formatting in Python
So, i have this problem.
I got tuple (1,2,3) which i should print with string formatting.
eg.
14 Answers
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Android Get Current timestamp?
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The solution is :
Long tsLong = System.currentTimeMillis()/1000;
String ts = tsLong.toString();
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Split string on the first white space occurrence
I didn't get an optimized regex that split me a String basing into the first white space occurrence:
13 Answers
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How to add new elements to an array?
...y( T[] a ) gives you back your array if you need it in this form.
List<String> where = new ArrayList<String>();
where.add( ContactsContract.Contacts.HAS_PHONE_NUMBER+"=1" );
where.add( ContactsContract.Contacts.IN_VISIBLE_GROUP+"=1" );
If you need to convert it to a simple array...
S...
Can you use reflection to find the name of the currently executing method?
...t 2):
protected void SetProperty<T>(T value, [CallerMemberName] string property = null)
{
this.propertyValues[property] = value;
OnPropertyChanged(property);
}
public string SomeProperty
{
set { SetProperty(value); }
}
The compiler will suppl...
Is null check needed before calling instanceof?
...yself.
public class IsInstanceOfTest {
public static void main(final String[] args) {
String s;
s = "";
System.out.println((s instanceof String));
System.out.println(String.class.isInstance(s));
s = null;
System.out.println((s instanceof Str...
Does JavaScript have a method like “range()” to generate a range within the supplied bounds?
...bers
[...Array(5).keys()];
=> [0, 1, 2, 3, 4]
Character iteration
String.fromCharCode(...[...Array('D'.charCodeAt(0) - 'A'.charCodeAt(0) + 1).keys()].map(i => i + 'A'.charCodeAt(0)));
=> "ABCD"
Iteration
for (const x of Array(5).keys()) {
console.log(x, String.fromCharCode('A'.c...