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Why does string::compare return an int?
Why does string::compare return an int instead of a smaller type like short or char ? My understanding is that this method only returns -1, 0 or 1.
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Checking if a variable is defined?
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Use the defined? keyword (documentation). It will return a String with the kind of the item, or nil if it doesn’t exist.
>> a = 1
=> 1
>> defined? a
=> "local-variable"
>> defined? b
=> nil
>> defined? nil
=>...
How to call Base Class's __init__ method from the child class? [duplicate]
...n, explaining super (even if you explained it correctly, which you didn't) doesn't help, especially given that he already used it exactly the same way; in fact, it's character-for-character identical.
– abarnert
Oct 6 '13 at 7:31
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How can I make the tabs work normally on Xcode 4?
...ecently; such a tab is indicated with an italics title.
PREVIOUS ANSWER
I don't think you can currently get the behavior you desire (or I desire). While the tabs work like Safari, they don't work like tabs in other popular IDEs (Visual Studio or Eclipse). And for me this kind of sucks.
In general, ...
Git: How to reuse/retain commit messages after 'git reset'?
...ss the situation, that I need to rework one or more commits in a way which do not fit into --amend or rebase -i with fixup commits. Typically I would do something like
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The superclass “javax.servlet.http.HttpServlet” was not found on the Java Build Path [duplicate]
...t have the Tomcat option in Runtimes in my Eclipse Mars, solved this in Window > Preferences > Server > Runtime Environments > Add > Apache Tomcat > chose de installation directory > Install
– Tiago Oliveira de Freitas
Oct 27 '15 at 22:07
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Preserving order with LINQ
...to Objects instructions on an ordered array.
Which operations shouldn't I do to be sure the order of the array is not changed?
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Why is the asterisk before the variable name, rather than after the type?
Why do most C programmers name variables like this:
12 Answers
12
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A good solution for await in try/catch/finally?
...'s possible to use await in catch and finally blocks, so you could in fact do this:
try
{
// Do something
}
catch (Exception ex)
{
await DoCleanupAsync();
throw;
}
The new C# 6.0 features, including the one I just mentioned are listed here or as a video here.
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How to submit form on change of dropdown list?
I am creating a page in JSP where I have a dropdown list and once the user selects a value he has to click on the go button and then the value is sent to the Servlet.
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