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Ruby: kind_of? vs. instance_of? vs. is_a?
...metimes. Think @honda.kind_of? Car and @person.is_a? Administrator, Ruby's all about the aesthetics. In fact, notice the grammatical error... with active support you can write @person.is_an? Administrator :)... That might have made it into Ruby core by now, actually.
– rfunduk
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Purpose of #!/usr/bin/python3
...ty across different systems in case they have the language interpreter installed in different locations.
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In jQuery, how do I select an element by its name attribute?
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This should do it, all of this is in the documentation, which has a very similar example to this:
$("input[type='radio'][name='theme']").click(function() {
var value = $(this).val();
});
I should also note you have multiple identical IDs...
Is it possible to cast a Stream in Java 8?
...? Say I have a list of objects, I can do something like this to filter out all the additional objects:
4 Answers
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Alternate output format for psql
...with columns c1 through cN . The columns are wide enough that selecting all columns causes a row of query results to wrap multiple times. Consequently, the output is hard to read.
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How to add external library in IntelliJ IDEA?
...ory had only out and src directories in it. So I created a new directory called "libs", and put the jar in it. But I don't know if this is what the direction intended... Then "Refresh project so libs show up in the structure". I could find no command to "refresh". How does one refresh a project...
What are the alternatives now that the Google web search API has been deprecated? [closed]
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From the TOS: "You specifically agree not to access (or attempt to access) any of the Services through any automated means (including use of scripts or web crawlers)..."
– ændrük
Mar 6 '11 at 17:53
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How does mockito when() invocation work?
...ou mock a class using the mock method of the Mockito class, this is essentially what happens:
Mockito.mock delegates to org.mockito.internal.MockitoCore.mock, passing the default mock settings as a parameter.
MockitoCore.mock delegates to org.mockito.internal.util.MockUtil.createMock
The MockUtil ...
Importing a GitHub project into Eclipse
...epository’s location and connection data. Entering the URI will automatically fill some fields. Complete any other required fields and hit Next. If you use GitHub, you can copy the URI from the web page.
Select all branches you wish to clone and hit Next again.
Hit the Clone… button to ...
How can I get the actual stored procedure line number from an error message?
...assume that the difference is due to white space and comments, but is it really?
8 Answers
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