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Java 2021-08-29 14:53:01
2d arraylist in java
int vertexCount = 3; ArrayList<ArrayList<Integer>> graph = new ArrayList<>(vertexCount); //Next, we'll initialize each element of ArrayList with another ArrayList: for(int i=0; i < vertexCount; i++) { graph.add(new ArrayList()); } Add solution -
Javascript 2021-08-29 14:04:02
dragula filter
// change dagrula.provider.ts: drake.on('drag', (el: any, source: any) => { dragElm = el; dragIndex = (el.getAttribute('filter-index')) ? +el.getAttribute('filter-index') : this.domIndexOf(el, source); }); HTML: <div [dragula]='dragType' [d... Add solution -
Java 2021-08-27 16:49:01
joining an array of strings in java
// my linkedin : https://www.linkedin.com/in/vaalarivan-prasanna-3a07bb203/ array = new ArrayList<String> {"daddy", "Mummy", "Son"}; //array initialisation String str = String.join("", array); //str = daddyMu... Add solution
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