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Javascript 2021-11-09 11:04:08
check upload img extension jquery
<input type="file" id="image" accept="image/*" onChange="validate(this.value)"/> function validate(file) { var ext = file.split("."); ext = ext[ext.length-1].toLowerCase(); var arr... Add solution -
Other 2021-11-07 09:05:21
ip subnet calculator code
import java.util.*; import java.util.regex.Pattern; import java.math.*; import java.text.NumberFormat; import java.text.ParseException; import java.net.*; public class example { public static void main(String[] args) { Scanner Scan = new Sc... Add solution -
Java 2021-11-04 04:38:10
ArrayList lastIndexOf(Object o) method in java
import java.util.ArrayList; public class ArrayListLastIndexOfMethodExample { public static void main(String[] args) { ArrayList<Integer> al = new ArrayList<Integer>(); al.add(40); al.add(98); al.add(20); al.... Add solution -
Javascript 2021-11-02 23:20:06
find the last occurrence of a character in a string javascript
'canal'.lastIndexOf('a'); // retorna 3 'canal'.lastIndexOf('a', 2); // retorna 1 'canal'.lastIndexOf('a', 0); // retorna -1 'canal'.lastIndexOf('x'); // retorna -1 'canal'.lastIndexOf('c', -5); // retorna 0 'canal'.lastIndexOf('c', 0); // retor... Add solution -
SQL 2021-10-23 20:36:07
How to pass list as parameter in SQL query
private static String sqlFormatedList(List<String> list){ StringBuilder sb = new StringBuilder(); sb.append("('"); for (String i : list){ sb.append(i+"','"); } sb.deleteCharAt(sb.length() -1); ... Add solution
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