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How to upgrade Eclipse for Java EE Developers?
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Nice to know. But is the FAQ really up-to-date? Could user really upgrade 3.7 to 4.3 for example? What about all those plugins, that can break on newer platform?
– Paul Verest
Jun 28 '13 at 7:14
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Why is the default value of the string type null instead of an empty string?
...ublic static string EmptyNull(this string str)
{
return str ?? "";
}
Now this works safely:
string str = null;
string upper = str.EmptyNull().ToUpper();
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Input size vs width
...wer is correct according to the HTML specification. I've edited the answer now to clarify things a bit.
– Mark Bell
Aug 5 '15 at 10:19
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sho...
Best practices for exception management in Java or C# [closed]
..., and C. In
version two of foo, I want to add a
bunch of features, and now foo might
throw exception D. It is a breaking
change for me to add D to the throws
clause of that method, because
existing caller of that method will
almost certainly not handle that
exception.
Adding a n...
What does glLoadIdentity() do in OpenGL?
... with all of the random functions that I have in my code. They work and I know when to use them, but I don't know why I need them or what they actually do.
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The quest for the Excel custom function tooltip
...l UDF IntelliSense support for both Excel-DNA add-ins and VBA functions is now being tested. See the Getting Started page on GitHub for instructions.
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Unit testing for C++ code - Tools and methodology [closed]
...king on a large c++ system that is has been in development for a few years now. As part of an effort to improve the quality of the existing code we engaged on a large long-term refactoring project.
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Can I set null as the default value for a @Value in Spring?
...>
<property name="nullValue" value="@null" />
</bean>
Now you can use the string @null to represent the null value
@Value("${stuff.value:@null}")
private String value;
Please note: The context name space doesn't support the null value at the moment. You can't use
<context...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...the result is greater than ten, subtracts ten. So f(2) = 5, f(8) = 1, etc. Now, we can make another function, call it f', that goes backwards, by adding seven instead of three. f'(5) = 2, f'(1) = 8, etc.
That's an example of a two-way function and its inverse. Theoretically, any mathematical functi...
Rendering JSON in controller
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Thanks Sean, your explanation helped me to know about rendering json with callback, this solved one of my problem.
– Abhi
May 31 '14 at 9:51
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