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What is the difference between require_relative and require in Ruby?
...t is relative to the file containing the require_relative statement.
For example, if you have unit test classes in the "test" directory, and data for them under the test "test/data" directory, then you might use a line like this in a test case:
require_relative "data/customer_data_1"
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Is MD5 still good enough to uniquely identify files?
...ood enough method to uniquely identify it given all the breaking of MD5 algorithm and security issues etc? Security is not my primary concern here, but uniquely identifying each file is.
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How to replace (or strip) an extension from a filename in Python?
Is there a built-in function in Python that would replace (or remove, whatever) the extension of a filename (if it has one) ?
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Circle-Rectangle collision detection (intersection)
...ith the rectangle:
Either the circle's centre lies inside the rectangle, or
One of the edges of the rectangle has a point in the circle.
Note that this does not require the rectangle to be axis-parallel.
(One way to see this: if none of the edges has a point in the circle (if all the edges a...
Instantiating a generic class in Java [duplicate]
I know Java's generics are somewhat inferior to .Net's.
10 Answers
10
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Using numpy to build an array of all combinations of two arrays
...e parameters space of a 6 parameter function to study it's numerical behavior before trying to do anything complex with it so I'm searching for a efficient way to do this.
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Removing event listener which was added with bind
...ind() change the function reference? | How to set permanently?
So, to add or remove it, assign the reference to a variable:
var x = this.myListener.bind(this);
Toolbox.addListener(window, 'scroll', x);
Toolbox.removeListener(window, 'scroll', x);
This works as expected for me.
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How to automatically convert strongly typed enum into int?
...rongly typed enum is trying to achieve, but there is a small difference : normal enums can be converted into integer type, while strongly typed enums can not do it without a cast.
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Copy array by value
... clones the array and returns a reference to a new array.
Also note that:
For references, strings and numbers (and not the actual object), slice() copies object references into the new array. Both the original and new array refer to the same object. If a referenced object changes, the changes are vi...
Where does the @Transactional annotation belong?
Should you place the @Transactional in the DAO classes and/or their methods or is it better to annotate the Service classes which are calling using the DAO objects? Or does it make sense to annotate both "layers"?
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