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java Programming Glossary: efficientThe most efficient way to implement an integer based power function pow(int, int) http://stackoverflow.com/questions/101439/the-most-efficient-way-to-implement-an-integer-based-power-function-powint-int most efficient way to implement an integer based power function pow int int.. integer based power function pow int int What is the most efficient way given to raise an integer to the power of another integer..
Most elegant way to generate prime numbers http://stackoverflow.com/questions/1042902/most-elegant-way-to-generate-prime-numbers about speed although I don't want it to be obviously inefficient. I don't mind which method is used naive or sieve or anything.. simple code although I can't imagine it being particularly efficient dfa Use LINQ to lazily generate the list of primes Maghis Put..
When comparing two Integers in Java does auto-unboxing occur? http://stackoverflow.com/questions/1514910/when-comparing-two-integers-in-java-does-auto-unboxing-occur y.intValue or if x.equals y The latter is slightly less efficient there isn't an overload for Integer.equals Integer so it will.. about the types so if x.compareTo y 0 should still be efficient. Of course this is micro optimisation territory and you should..
http://stackoverflow.com/questions/1986998/resultset-to-pagination of List#subList to paginate. But this is far from memory efficient with thousands rows and multiple concurrent users. For ones..
Appending files to a zip file with Java http://stackoverflow.com/questions/2223434/appending-files-to-a-zip-file-with-java from Java but I am wondering if it wouldn't be more efficient to copy the war file and then just append the files then I wouldn't..
Efficient equivalent for removing elements while iterating the Collection http://stackoverflow.com/questions/223918/efficient-equivalent-for-removing-elements-while-iterating-the-collection to this problem Best here means most time and space efficient I realize you can't always have both I'm also using an arbitrary..
String, StringBuffer, and StringBuilder http://stackoverflow.com/questions/2971315/string-stringbuffer-and-stringbuilder it is better to use StringBuilder . StringBuilder is more efficient than StringBuffer . Situations If your string is not going to..
Differences between HashMap and Hashtable? http://stackoverflow.com/questions/40471/differences-between-hashmap-and-hashtable between a HashMap and a Hashtable in Java Which is more efficient for non threaded applications java hashtable hashmap share..
How do I iterate over each Entry in a Map? http://stackoverflow.com/questions/46898/how-do-i-iterate-over-each-entry-in-a-map over every pair contained within it what is the most efficient way of going through the map Will the ordering of elements depend..
How do you find all subclasses of a given class in Java? http://stackoverflow.com/questions/492184/how-do-you-find-all-subclasses-of-a-given-class-in-java As of now I have a method to do this but I find it quite inefficient to say the least . The method is Get a list of all class names.. called the Type Hierarchy that manages to show this quite efficiently. How does one go about and do it programmatically java class.. you about the super and subclasses in what seems to be an efficient amount of time because it already has all of the type data loaded..
Where do I find a standard Trie based map implementation in Java? http://stackoverflow.com/questions/623892/where-do-i-find-a-standard-trie-based-map-implementation-in-java searches via TreeMap . I am wondering if there is an efficient and standard trie based map implementation in a popular and..
What's the best way to build a string of delimited items in Java? http://stackoverflow.com/questions/63150/whats-the-best-way-to-build-a-string-of-delimited-items-in-java anotherElementName I realize this isn't particularly efficient since there are strings being created all over the place but..
How does a HashMap work in Java? http://stackoverflow.com/questions/6493605/how-does-a-hashmap-work-in-java them with equals . Now you can see how this is very efficient for looking up key value pairs in a map by the hash code of..
Quickly read the last line of a text file? http://stackoverflow.com/questions/686231/quickly-read-the-last-line-of-a-text-file the last line of a text file What's the quickest and most efficient way of reading the last line of text from a very very large..
Why are static variables considered evil? http://stackoverflow.com/questions/7026507/why-are-static-variables-considered-evil more convenient to use. And I presume that they are efficient too please correct me if I am wrong because if I had to make..
What is an efficient way to implement a singleton pattern in Java? http://stackoverflow.com/questions/70689/what-is-an-efficient-way-to-implement-a-singleton-pattern-in-java is an efficient way to implement a singleton pattern in Java What is an efficient.. way to implement a singleton pattern in Java What is an efficient way to implement a singleton pattern in Java java design patterns..
How to download and save a file from Internet using Java? http://stackoverflow.com/questions/921262/how-to-download-and-save-a-file-from-internet-using-java Long.MAX_VALUE Using transferFrom is potentially much more efficient than a simple loop that reads from the source channel and writes..
Java On-Memory Efficient Key-Value Store http://stackoverflow.com/questions/10064422/java-on-memory-efficient-key-value-store On Memory Efficient Key Value Store I have store 111 million key value pairs one..
Efficient hashCode() implementation http://stackoverflow.com/questions/1074530/efficient-hashcode-implementation hashCode implementation I often auto generate an class's hashCode..
Efficient XSLT pipeline in Java (or redirecting Results to Sources) http://stackoverflow.com/questions/1312406/efficient-xslt-pipeline-in-java-or-redirecting-results-to-sources XSLT pipeline in Java or redirecting Results to Sources I have..
Efficient way of handling file pointers in Java? (Using BufferedReader with file pointer) http://stackoverflow.com/questions/1575087/efficient-way-of-handling-file-pointers-in-java-using-bufferedreader-with-file way of handling file pointers in Java Using BufferedReader with..
Efficient equivalent for removing elements while iterating the Collection http://stackoverflow.com/questions/223918/efficient-equivalent-for-removing-elements-while-iterating-the-collection equivalent for removing elements while iterating the Collection..
Efficient intersection of two List<String> in Java? http://stackoverflow.com/questions/2400838/efficient-intersection-of-two-liststring-in-java intersection of two List String in Java Question is simple..
Efficient data transfer from Java to C++ on windows http://stackoverflow.com/questions/266913/efficient-data-transfer-from-java-to-c-on-windows data transfer from Java to C on windows I'm looking to stream..
http://stackoverflow.com/questions/299068/how-slow-are-java-exceptions have to praise them on their forward thinking In the paper Efficient Java exception handling in just in time compilation the authors..
Efficient way to do batch INSERTS with JDBC http://stackoverflow.com/questions/3784197/efficient-way-to-do-batch-inserts-with-jdbc way to do batch INSERTS with JDBC In my app I need to do a..
What is the Most Efficient Java-Based streaming XSLT Processor? http://stackoverflow.com/questions/460895/what-is-the-most-efficient-java-based-streaming-xslt-processor is the Most Efficient Java Based streaming XSLT Processor I have a very large XML..
Implementing a matrix, which is more efficient - using an Array of Arrays (2D) or a 1D array? http://stackoverflow.com/questions/732684/implementing-a-matrix-which-is-more-efficient-using-an-array-of-arrays-2d-o implementation 2d array share improve this question Efficient is not a catch all term. An array of arrays solution is more..
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