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How can I find the number of days between two Date objects in Ruby?
... will have a 1 concatenated to the end. yikes! you may want to use to_i to convert the result to an integer
– jwal
Jan 24 '12 at 18:07
9
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Why does the indexing start with zero in 'C'?
...pression (such as the name of an array object) is usually, but not always, converted to a pointer to the first element. Example: sizeof arr yields the size of the array object, not the size of a pointer.
– Keith Thompson
Sep 21 '11 at 7:44
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'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...f the statement 'my car has wheels') => number
If python knows how to convert the statements to numeric values, then it will do so and compute the bitwise-and of the two values. This may lead you to believe that & is interchangeable with and, but as with the above example they are different...
How do I parse JSON in Android? [duplicate]
...;
} catch (Exception e) {
Log.e("Buffer Error", "Error converting result " + e.toString());
}
// try parse the string to a JSON object
try {
jObj = new JSONObject(json);
} catch (JSONException e) {
Log.e("JSON Parser", "Err...
Error handling in C code
...ints or different enumerations with return-codes.
provide a function that converts errors into something human readable. Can be simple. Just error-enum in, const char* out.
I know this idea makes multithreaded use a bit difficult, but it would be nice if application programmer can set an global err...
How to call erase with a reverse iterator
...
And here is the piece of code to convert the result of erase back to a reverse iterator in order to erase an element in a container while iterating in the reverse. A bit strange, but it works even when erasing the first or last element:
std::set<int> ...
How to create a zip file in Java
...
@kdzia, the first line converts the StringBuilder value into a byte array, and the second line takes that byte array and writes it to the ZipEntry within the "test.zip" file. These lines are necessary because Zip files work with byte arrays, not st...
Case-insensitive string comparison in C++ [closed]
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@wonkorealtime: because "ß" converted to uppercase is "SS": fileformat.info/info/unicode/char/df/index.htm
– Mooing Duck
May 29 '14 at 23:11
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(![]+[])[+[]]… Explain why this works
...e second operand of the addition, an empty Array, [], this is made just to convert the false value to String, because the string representation of an empty array is just an empty string, is equivalent to:
false+[]; // "false"
false+''; // "false"
The last part, the pair of square brackets after t...
Scanning Java annotations at runtime [closed]
... Updated to use Java7, no problem. Just remove the annoations and convert the functions to use anonymous inner classes. I like the 1 file style. The code is nice an clean, so even though it doesn't support a few things I would like (class + annotation at same time) I think that would be p...