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Why is a combiner needed for reduce method that converts type in java 8
...esults in the compilation error you got - argument mismatch; int cannot be converted to java.lang.String. Actually, I think passing 0 as the identity value is also wrong here, since a String is expected (T).
Also note that this version of reduce processes a stream of Ts and returns a T, so you can'...
Convert Go map to json
I tried to convert my Go map to a json string with encoding/json Marshal, but it resulted in a empty string.
3 Answers
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Insert results of a stored procedure into a temporary table
How do I do a SELECT * INTO [temp table] FROM [stored procedure] ? Not FROM [Table] and without defining [temp table] ?
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“f” after number
...frame = CGRectMake(0, 0, 320, 50);
uses ints which will be automatically converted to floats.
In this case, there's no (practical) difference between the two.
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How to convert a file into a dictionary?
I have a file comprising two columns, i.e.,
11 Answers
11
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Iterating over Java collections in Scala
...e to use the iterator in a for each style loop, so I have been trying to convert it to a native Scala collection but will no luck.
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Where is the WPF Numeric UpDown control?
...s e)
{
int number;
if (NUDTextBox.Text != "") number = Convert.ToInt32(NUDTextBox.Text);
else number = 0;
if (number < maxvalue)
NUDTextBox.Text = Convert.ToString(number + 1);
}
private void NUDButtonDown_Click(object sender, RoutedEventA...
In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
I'm working with some example java code for making md5 hashes. One part converts the results from bytes to a string of hex digits:
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How to convert a char array back to a string?
...
This will convert char array back to string:
char[] charArray = {'a', 'b', 'c'};
String str = String.valueOf(charArray);
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What's the fastest way to convert String to Number in JavaScript?
...
There are at least 5 ways to do this:
If you want to convert to integers only, another fast (and short) way is the double-bitwise not (i.e. using two tilde characters):
e.g.
~~x;
Reference: http://james.padolsey.com/cool-stuff/double-bitwise-not/
The 5 common ways I know so...