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How to read json file into java with simple JSON library
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The whole file is an array and there are objects and other arrays (e.g. cars) in the whole array of the file.
As you say, the outermost layer of your JSON blob is an array. Therefore, your parser will return a JSONArray. You can then get JSON...
How do I get the opposite (negation) of a Boolean in Python?
...1 and 0.
So these cannot be used to "negate" a bool.
Negation with NumPy arrays (and subclasses)
If you're dealing with NumPy arrays (or subclasses like pandas.Series or pandas.DataFrame) containing booleans you can actually use the bitwise inverse operator (~) to negate all booleans in an array:...
slf4j: how to log formatted message, object array, exception
...sed n=3 placeholders in the format string and n+1=4 elements in the object array. I had n placeholders in the format string and also n elements in the object array plus an exception as third parameter. My expectation was that the exception would be printed with stacktrace but this never happened. Do...
How do I select a random value from an enumeration?
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Array values = Enum.GetValues(typeof(Bar));
Random random = new Random();
Bar randomBar = (Bar)values.GetValue(random.Next(values.Length));
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Watch multiple $scope attributes
...oup(['foo', 'bar'], function(newValues, oldValues, scope) {
// newValues array contains the current values of the watch expressions
// with the indexes matching those of the watchExpression array
// i.e.
// newValues[0] -> $scope.foo
// and
// newValues[1] -> $scope.bar
});
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Converting string to byte array in C#
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If you already have a byte array then you will need to know what type of encoding was used to make it into that byte array.
For example, if the byte array was created like this:
byte[] bytes = Encoding.ASCII.GetBytes(someString);
You will need to t...
PHP foreach loop key value
I am running this DB call to get me multi-dimensional array
I am trying to get the keys of each but when I try it comes up blank or as array.
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How to get the file extension in PHP? [duplicate]
...sh to get the file extension of an image I am uploading, but I just get an array back.
5 Answers
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Last segment of URL in jquery
...ing(this.href.lastIndexOf('/') + 1));
That way, you'll avoid creating an array containing all your URL segments, as split() does.
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How dangerous is it to access an array out of bounds?
How dangerous is accessing an array outside of its bounds (in C)? It can sometimes happen that I read from outside the array (I now understand I then access memory used by some other parts of my program or even beyond that) or I am trying to set a value to an index outside of the array. The program ...