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Java Round up Any Number
...way to do this is just:
You will receive a float or double and want it to convert it to the closest round up then just do System.out.println((int)Math.ceil(yourfloat));
it'll work perfectly
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LINQ: “contains” and a Lambda query
...n, Building.StatusType.closed };
var statusStringList = statusList.ConvertAll <string> (st => st.ToString ());
var q = from building in buildingList
where statusStringList.Contains (building.Status)
select building;
foreach ( var b i...
How do I load a file from resource folder?
...ce returns a URL, not a file. The getFile method of java.net.URL does not convert a URL to a file; it just returns the path and query portions of the URL. You shouldn't even try to convert it to a File; just call openStream and read from that.
– VGR
Apr 7 '...
Why does the Scala compiler disallow overloaded methods with default arguments?
...lly I added an implicit conversion to the class in one case which did just convert the alternative type to the type accepted. It just feels ugly. And the approach with the default args should just work!
– soc
Jan 10 '11 at 22:52
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How to print (using cout) a number in binary form?
...llowing a college course about operating systems and we're learning how to convert from binary to hexadecimal, decimal to hexadecimal, etc. and today we just learned how signed/unsigned numbers are stored in memory using the two's complement (~number + 1).
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What does “coalgebra” mean in the context of programming?
...r :: F1 T -> T there exist a function, called catamorphism for r, which converts IntList to T, and such function is unique. Indeed, in our example a catamorphism for reductor is sumFold. Note how reductor and sumFold are similar: they have almost the same structure! In reductor definition s param...
What method in the String class returns only the first N characters?
... that the LINQ version returns a IEnumerable<char>, so you'd have to convert the IEnumerable<char> to string: new string(s.Take(n).ToArray()).
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Checking if a string array contains a value, and if so, getting its position
...tried checking a char array for a char, I got a message that char can't be converted to System.Predicate<char>
– Aaron Franke
May 27 at 15:09
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Math - mapping numbers
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As an aside, this is the same problem as the classic convert celcius to farenheit where you want to map a number range that equates 0 - 100 (C) to 32 - 212 (F).
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Java - get pixel array from image
....class.getResource("12000X12000.jpg"));
System.out.println("Testing convertTo2DUsingGetRGB:");
for (int i = 0; i < 10; i++) {
long startTime = System.nanoTime();
int[][] result = convertTo2DUsingGetRGB(hugeImage);
long endTime = System.nanoTime();
...