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public static void main(String[] args) { | |
Random rd = new Random(); | |
int totalInputs = 0; | |
int totalOutputs = 0; | |
List<Double> rates = new ArrayList<>(); | |
for (int i = 0; i < 1000; i++) { | |
int inputs = 1 + rd.nextInt(100_000); | |
int outputs = /*rd.nextInt(inputs);*/ Math.min(rd.nextInt(10_000), inputs); // 0.9*5000 + 0.1*5000 = 5000 |
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/** | |
* This class' sole purpose is to use LambdaFunctionMonitoring via composition rather than inheritance. The problem with the current design | |
* of the library is that it tries to be one-size-fits-all and packs a lot of features into extendable template classes. The issue is that | |
* these classes do not allow a decent level of customization. Extending them sometimes works, but can fail short in other cases. | |
* | |
* The solution? Ditch inheritance and use composition, allowing the user to do anything they want. Now, this class just becomes a thing that | |
* knows about Lambda and its monitoring, but doesn't try to impose one template for monitoring, only ingredients for users to do so. | |
* Thus, we just make all immutable properties public rather than protected. | |
* | |
* I opened a feature request on Github to get this pattern into the library directly: https://github.com/cdklabs/cdk-monitoring-constructs/issues/218 |
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import java.util.Comparator; | |
// https://stackoverflow.com/questions/62122965/how-to-resolve-raw-use-of-parameterized-class-comparable-warning/62122994#62122994 | |
public class Main { | |
interface FooInt extends Comparable<Object> { | |
int getInt(); | |
@Override | |
default int compareTo(Object that) { | |
if (that instanceof Number) return Integer.compare(getInt(), ((Number) that).intValue()); |
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// https://stackoverflow.com/questions/57447358/does-this-merge-function-of-mergesort-take-o-1-space-or-on-space/57448761?noredirect=1#comment101376213_57448761 | |
public final class ShorterLinkedListMergeInPlace { | |
public static void main(String[] args) { | |
System.out.println(merge(oddList(), null)); // [1, 3, 7] | |
System.out.println(merge(oddList(), evenList())); // [1, 2, 3, 4, 6, 7, 10] | |
System.out.println(merge(new ListNode(-1, null), evenList())); // [-1, 2, 4, 6, 10] | |
System.out.println(merge(new ListNode(100, null), evenList())); // [2, 4, 6, 10, 100] | |
System.out.println(merge(evenList(), new ListNode(100, null))); // [2, 4, 6, 10, 100] | |
} |
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package org.apache.spark.sql.execution.datasources.json | |
import java.util.Comparator | |
import com.fasterxml.jackson.core._ | |
import org.apache.spark.sql.catalyst.analysis.TypeCoercion | |
import org.apache.spark.sql.execution.datasources.json.JacksonUtils.nextUntil | |
import org.apache.spark.sql.types._ | |
import org.apache.spark.util.Utils |
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/** | |
* See http://stackoverflow.com/questions/38287661/how-to-get-tostring-for-each-element-of-an-arraylist/38287746?noredirect=1#comment63993889_38287746 | |
*/ | |
public static void main(String[] args) { | |
long start = System.currentTimeMillis(); | |
StringBuilder sb = new StringBuilder(); | |
for (int i = 0; i < 100000; i++) { | |
sb.append(i); | |
} |
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package stackoverflow; | |
import java.util.Scanner; | |
public class MatrixTraversal { | |
static int[][] cost; | |
static int m, n, maxCost = 0; | |
public static void solve(int currRow, int currCol, int[][] isVisited, int currCost) { |
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import java.util.Arrays; | |
import java.util.HashMap; | |
import java.util.Map; | |
import java.util.Random; | |
import java.util.function.BiFunction; | |
import java.util.stream.Collectors; | |
public class Benchmark { | |
private static final Random rd = new Random(System.currentTimeMillis()); | |