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How to calculate an angle from three points? [closed]
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answered Jul 31 '09 at 8:05
Lance RobertsLance Roberts
21k2929 gold badges106106 silver badges128128 bronze badges
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Does Java have something like C#'s ref and out keywords?
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104
No, Java doesn't have something like C#'s ref and out keywords for passing by reference.
You c...
How do I pass a variable by reference?
...nge):
new_string = something_to_do_with_the_old_string(stuff_to_change[0])
stuff_to_change[0] = new_string
# then you could call it like
wrapper = [my_string]
use_a_wrapper_to_simulate_pass_by_reference(wrapper)
do_something_with(wrapper[0])
Although this seems a little cumbersome.
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Medium-size Clojure sample application?
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answered Dec 14 '09 at 16:48
macmac
9,33644 gold badges3131 silver badges5151 bronze badges
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How to add new elements to an array?
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408
The size of an array can't be modified. If you want a bigger array you have to instantiate a ne...
how to remove untracked files in Git?
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answered Nov 20 '11 at 9:35
manojldsmanojlds
248k5454 gold badges425425 silver badges395395 bronze badges
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How to fix corrupted git repository?
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+200
As an alternative to CodeGnome's last option, if only the local repo is corrupted, and you know the url to the remote, you can use th...
Dealing with commas in a CSV file
...der.RowEnumerator )
{
Console.WriteLine( "Row {0} has {1} values.", reader.RowIndex, values.Length );
}
}
Console.ReadLine();
}
}
Here are the classes. Note that you can use the Csv.Escape function to write valid CSV as well.
using Syst...
What does denote in C# [duplicate]
...erse<T>(T[] array)
{
var result = new T[array.Length];
int j=0;
for(int i=array.Length - 1; i>= 0; i--)
{
result[j] = array[i];
j++;
}
return result;
}
reverses the elements in an array. The key point here is that the array elements can be of any t...
How do I convert Long to byte[] and back in java
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public static byte[] longToBytes(long x) {
buffer.putLong(0, x);
return buffer.array();
}
public static long bytesToLong(byte[] bytes) {
buffer.put(bytes, 0, bytes.length);
buffer.flip();//need flip
return buffer.getLong();
}
}
Since...