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Get all column names of a DataTable into string array using (LINQ/Predicate)
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– Daniel Hilgarth
May 17 '13 at 8:08
3
@FLICKER: Some thinking is still required as a developer...
How can I initialize an ArrayList with all zeroes in Java?
... the initial number of elements in the list).
To initialize an list with 60 zeros you do:
List<Integer> list = new ArrayList<Integer>(Collections.nCopies(60, 0));
If you want to create a list with 60 different objects, you could use the Stream API with a Supplier as follows:
List&...
make arrayList.toArray() return more specific types
...ist = new ArrayList<String>();
String[] a = list.toArray(new String[0]);
Before Java6 it was recommended to write:
String[] a = list.toArray(new String[list.size()]);
because the internal implementation would realloc a properly sized array anyway so you were better doing it upfront. Sinc...
How do you calculate log base 2 in Java for integers?
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The located assembly's manifest definition does not match the assembly reference
...g to run some unit tests in a C# Windows Forms application (Visual Studio 2005), and I get the following error:
53 Answers
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How to create json by JavaScript for loop?
...ID"); // this works too
var status = document.getElementsByName("status")[0];
var jsonArr = [];
for (var i = 0; i < status.options.length; i++) {
jsonArr.push({
id: status.options[i].text,
optionValue: status.options[i].value
});
}
</script>
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How to get string width on Android?
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203
You can use the getTextBounds(String text, int start, int end, Rect bounds) method of a Paint o...
Is 161803398 A 'Special' Number? Inside of Math.Random()
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No, but it's based on Phi (the "golden ratio").
161803398 = 1.61803398 * 10^8 ≈ φ * 10^8
More about the golden ratio here.
And a really good read for the casual mathematician here.
And I found a research paper on random number generators that agrees with this assertion....
What is the best way to test for an empty string in Go?
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comparing 2 strings alphabetically for sorting purposes
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edited Dec 10 '14 at 18:15
answered Apr 17 '12 at 20:05
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