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Type List vs type ArrayList in Java [duplicate]
I understand that with (1), implementations of the List interface can be swapped. It seems that (1) is typically used in an application regardless of need (myself I always use this).
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Can a JSON value contain a multiline string
...in your string. However you may encode it using whatever combination of \n and \r you require.
The JSONLint tool confirms that your JSON is invalid.
Update: And if you want to write newlines inside your JSON syntax without actually including newlines in the data, then you're even doubly out of l...
How can I process each letter of text using Javascript?
...check in the test clause of the for loop, assuming the compiler knows best and would optimise it accordingly.
– Echelon
Dec 16 '14 at 11:43
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Multiple INSERT statements vs. single INSERT with multiple VALUES
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I thought I'd look into this a bit more though so set up a loop (script) and tried adjusting the number of VALUES clauses and recording the compile time.
I then divided the compile time by the number of rows to get the average compile time per clause. The results are below
Up until 250 VALUES ...
Java Generics (Wildcards)
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In your first question, <? extends T> and <? super T> are examples of bounded wildcards. An unbounded wildcard looks like <?>, and basically means <? extends Object>. It loosely means the generic can be any type. A bounded wildcard (<? ext...
What's the difference between unit, functional, acceptance, and integration tests? [closed]
What is the difference between unit, functional, acceptance, and integration testing (and any other types of tests that I failed to mention)?
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using gitignore to ignore (but not delete) files
...f .gitignore, you can update local git repository by running following command:
git update-index --assume-unchanged <file>
In this case a file is being tracked in the origin repo. You can modify it in your local repo and git will never mark it as changed. Read more at:
http://blog.pagebak...
Java SecurityException: signer information does not match
I recompiled my classes as usual, and suddenly got the following error message. Why? How can I fix it?
18 Answers
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Matplotlib connect scatterplot points with line - Python
I have two lists, dates and values. I want to plot them using matplotlib. The following creates a scatter plot of my data.
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Placement of the asterisk in pointer declarations
I've recently decided that I just have to finally learn C/C++, and there is one thing I do not really understand about pointers or more precisely, their definition.
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