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How do I apply the for-each loop to every character in a String?
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You need to convert the String object into an array of char using the toCharArray() method of the String class:
String str = "xyz";
char arr[] = str.toCharArray(); // convert the String object to array of char
// iterate over the array...
Sort points in clockwise order?
...y done in any language. The formulas can be found in this section.
After converting to polar coordinates, just sort by the angle, theta.
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How to print a stack trace in Node.js?
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or just sys.puts(new Error().stack) (after adding the system module)
– sirhc
Aug 9 '10 at 4:48
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Converting 'ArrayList to 'String[]' in Java
How might I convert an ArrayList<String> object to a String[] array in Java?
16 Answers
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Get number of digits with JavaScript
...y What's going on here. toString() and String() same build-in function for converting digit to string, once we converted then we'll find the length of the string by build-in function length
ImportError: No module named Crypto.Cipher
... odd, but this fixed the issue on OS X Mavericks for me. I needed sudo for system wide libs.
– Paul
May 19 '14 at 9:09
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Convert a bitmap into a byte array
Using C#, is there a better way to convert a Windows Bitmap to a byte[] than saving to a temporary file and reading the result using a FileStream ?
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JSON serialization of Google App Engine models
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A simple recursive function can be used to convert an entity (and any referents) to a nested dictionary that can be passed to simplejson:
import datetime
import time
SIMPLE_TYPES = (int, long, float, bool, dict, basestring, list)
def to_dict(model):
output = {}...
async await return Task
...int> and you'll return plain int not the Task<int>. Compiler will convert the int to Task<int> for you.
private async Task<int> MethodName()
{
await SomethingAsync();
return 42;//Note we return int not Task<int> and that compiles
}
Sameway, When you return Task&...
File Upload ASP.NET MVC 3.0
...he file to the App_Data (or equivalent) folder first, before attempting to convert it to a byte array, or can you do this direct from the file on disk?
– Brett Rigby
Mar 22 '13 at 21:43
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