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What are “first class” objects?
... as
any other object.
A first class object is an entity that can be dynamically created, destroyed, passed to a function, returned as a value, and have all the rights as other variables in the programming language have.
Depending on the language, this can
imply:
being expressible as...
jQuery - get a list of values of an attribute from elements of a class
I have a class .object which has an attribute called level . I want to get a list of all the different values of level on the page so I can select the highest one.
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Run class in Jar file
If you have a jar file called myJar.jar located in /myfolder and you want to use the class called myClass from it, how do you go about doing it from the command line?
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Visual Studio TFS shows unchanged files in the list of pending changes
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This is normal if a file becomes automatically checked out due to a change, and if ultimately the contents of the file are changed back to it's original state. At that point you would see the message about identical contents upon comparison.
This blog entry desc...
How do I see the current encoding of a file in Sublime Text?
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While calling view.encoding() I got UTF-8 but while calling print sys.stdin.encoding from Python I got None
– andilabs
Dec 3 '13 at 15:04
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How do you add an action to a button programmatically in xcode
...agging from the interface builder, but I want to add the action programmatically to save time and to avoid switching back and forth constantly. The solution is probably really simple, but I just can't seem to find any answers when I search it. Thank you!
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What is the difference between .map, .every, and .forEach?
...rtant difference with .every() is that the test function may not always be called for every element in the array. Once the testing function returns false for any element, no more array elements are iterated. Therefore, the testing function should usually have no side effects.
.forEach() returns n...
Save classifier to disk in scikit-learn
...b.load should not raise an exception after a successful joblib.dump if you call it from a Python with the same version of the scikit-learn library.
– ogrisel
Jan 6 '14 at 9:52
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Where is Erlang used and why? [closed]
...ang in its SMS and authentication systems.
• Motorola is using Erlang in call processing products in the public-safety industry.
• Ericsson uses Erlang in its support nodes, used in GPRS and 3G mobile networks
worldwide.
The most popular open source Erlang applications include the following:
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How can you find the height of text on an HTML canvas?
...nce. One wonders, which value would be most useful (not necessarily technically correct).
– Orwellophile
May 23 '13 at 7:51
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