Here is the extract from the program in question. The matrix img has the size SIZE×SIZE, and is initialized at: img[j][i] = 2 * j + i Then, you...
Just wondering if any of you people use Count(1) over Count(*) and if there is a noticeable difference in performance or if this is just a legacy habit that...
What is the difference between “cache unfriendly code” and the “cache friendly” code? How can I make sure I write cache-efficient code? 9 s 9 Preliminaries On modern computers,...
IT Nursery
Summary Accessing WordPress page for the first time took about 5-7s to load from a local server vs 300-500ms for subsequent page loads on any links. Approximately 10x slower...
One may not always know the Type of an object at compile-time, but may need to create an instance of the Type. How do you get a new object...
In Hidden Features of Java the top answer mentions Double Brace Initialization, with a very enticing syntax: Set<String> flavors = new HashSet<String>() {{ add("vanilla"); add("strawberry"); add("chocolate"); add("butter pecan"); }};...
In Hidden Features of Java the top answer mentions Double Brace Initialization, with a very enticing syntax: Set<String> flavors = new HashSet<String>() {{ add("vanilla"); add("strawberry"); add("chocolate"); add("butter pecan"); }};...
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The following Java program takes on average between 0.50 secs and 0.55 secs to run: public static void main(String args) { long startTime = System.nanoTime(); int n = 0;...
def main(): for i in xrange(10**8): pass main() This piece of code in Python runs in (Note: The timing is done with the time function in BASH in Linux.)...