| //Get instance of cache | |
| using System.Runtime.Caching; | |
| var cache = MemoryCache.Default; | |
| //Check if cache contains an item with | |
| cache.Contains("CacheKey"); | |
| //get item from cache | |
| var item = cache.Get("CacheKey"); |
Big O performance of common functions of different Java Collections.
| List | Add | Remove | Get/Read | Contains | Next | Data Structure |
|---|---|---|---|---|---|---|
| [] | O(n) | O(n) | O(1) | O(n) | O(1) | Array |
| List | O(1)* | O(n) | O(n) | O(n) | O(1) | Array |
| ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array |
| LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List |
| CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array |
| @BeforeMethod | |
| public void preparePage(final Method invokedMethod, final ITestContext testContext) { | |
| inBrowser().navigate(refresh()); | |
| testContext.getSuite().getAllMethods() | |
| .stream() | |
| .filter(m -> m.getMethodName().equals(invokedMethod.getName())) | |
| .flatMap(tngm -> Stream.of(tngm.getGroups())) | |
| .filter(s -> s.equals("Управление доступами")) | |
| .findFirst() |
