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How to read/write a boolean when implementing the Parcelable interface?
...ionRight = (in.readInt() == 0) ? false : true;
boolean type needs to be converted to something that Parcel supports and so we can convert it to int.
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How to convert an Array to a Set in Java
I would like to convert an array to a Set in Java. There are some obvious ways of doing this (i.e. with a loop) but I would like something a bit neater, something like:
...
What's the difference between %s and %d in Python string formatting?
...eger
%s is for generic string or object and in case of object, it will be converted to string
Consider the following code
name ='giacomo'
number = 4.3
print('%s %s %d %f %g' % (name, number, number, number, number))
the out put will be
giacomo 4.3 4 4.300000 4.3
as you can see %d will tru...
Most efficient conversion of ResultSet to JSON?
The following code converts a ResultSet to a JSON string using JSONArray and JSONObject .
14 Answers
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Accessing members of items in a JSONArray with Java
... put("b", 400);
}}
)));
//Then: convert to List<JSONObject>
List<JSONObject> jsonItems = IntStream.range(0, jsonArray.length())
.mapToObj(index -> (JSONObject) jsonArray.get(index))
.collect(Collectors.toList());
...
Calculating the difference between two Java date instances
...ong diffInMillies = date2.getTime() - date1.getTime();
return timeUnit.convert(diffInMillies,TimeUnit.MILLISECONDS);
}
And then can you call:
getDateDiff(date1,date2,TimeUnit.MINUTES);
to get the diff of the 2 dates in minutes unit.
TimeUnit is java.util.concurrent.TimeUnit, a standard Jav...
A better similarity ranking algorithm for variable length strings
...
marzagao's answer is great. I converted it to C# so I thought I'd post it here:
Pastebin Link
/// <summary>
/// This class implements string comparison algorithm
/// based on character pair similarity
/// Source: http://www.catalysoft.com/articles...
Java 8 stream's .min() and .max(): why does this compile?
...his decorator is the magic that allows Integer::max and Integer::min to be converted into a Comparator.
– Chris Kerekes
Oct 21 '16 at 20:58
2
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Timer function to provide time in nano seconds using C++
...e for the clock period. This constant only comes into play if you want to convert the number of clock ticks into some real-time unit such as nanoseconds. And in that case, the more accurate you are able to supply the clock speed, the more accurate will be the conversion to nanoseconds, (millisecon...
How to Concatenate Numbers and Strings to Format Numbers in T-SQL?
...e it a lot more readable
Now onto the problem...
You need to explicitly convert your parameters to VARCHAR before trying to concatenate them. When SQL Server sees @my_int + 'X' it thinks you're trying to add the number "X" to @my_int and it can't do that. Instead try:
SET @ActualWeightDIMS =
...