How do I implement Search Functionality in a website? [closed]

Use lucene, http://lucene.apache.org/java/docs/ Apache Lucene is a high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. It is available in java and .net. It is also in available in php in the form of a zend framework module. Lucene … Read more

How to copy marked text in notepad++

As of Notepad++ 5.9 they added a feature to ‘Remove Unmarked Lines’ which can be used to strip away everything that you don’t want along with some search and replaces for the other text on each value line. Use the Search–>Find–>Mark functionality to mark each line you want to keep/copy and remember to tick ‘Bookmark … Read more

Most efficient way to see if an ArrayList contains an object in Java

It depends on how efficient you need things to be. Simply iterating over the list looking for the element which satisfies a certain condition is O(n), but so is ArrayList.Contains if you could implement the Equals method. If you’re not doing this in loops or inner loops this approach is probably just fine. If you … Read more

Finding index of an item closest to the value in a list that’s not entirely sorted

Try the following: min(range(len(a)), key=lambda i: abs(a[i]-11.5)) For example: >>> a = [25.75443, 26.7803, 25.79099, 24.17642, 24.3526, 22.79056, 20.84866, 19.49222, 18.38086, 18.0358, 16.57819, 15.71255, 14.79059, 13.64154, 13.09409, 12.18347, 11.33447, 10.32184, 9.544922, 8.813385, 8.181152, 6.983734, 6.048035, 5.505096, 4.65799] >>> min(range(len(a)), key=lambda i: abs(a[i]-11.5)) 16 Or to get the index and the value: >>> min(enumerate(a), key=lambda x: … Read more

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