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How do I explicitly specify a Model's table-name mapping in Rails?
I have a Model class called Countries and I want it to map to a DB table called 'cc'.
2 Answers
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Including a groovy script in another groovy
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Another way to do this is to define the functions in a groovy class and parse and add the file to the classpath at runtime:
File sourceFile = new File("path_to_file.groovy");
Class groovyClass = new GroovyClassLoader(getClass().getClassLoader()).parseClass(sourceFile);
GroovyObject myObject ...
See changes to a specific file using git
I know that I can use the git diff command to check the changes, but, as far as I understood, it is directory based. This means it gives all the changes of all files on the current directory.
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Submit form using a button outside the tag
...ubmit> or <input type="submit"> element whithin the <form>, and an associated <label> element outside of it. It would look like this:
<form method="get" action="something.php">
<input type="text" name="name" />
<input type="submit" id="submit-form" clas...
Pythonic way of checking if a condition holds for any element of a list
I have a list in Python, and I want to check if any elements are negative. Specman has the has() method for lists which does:
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Overwriting my local branch with remote branch [duplicate]
I have completely fubar'd my local branch, and would like to start over. The version on the server is correct.
4 Answers
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PHPUnit assert that an exception was thrown?
...s->setExpectedException(InvalidArgumentException::class);
//...and then add your test code that generates the exception
exampleMethod($anInvalidArgument);
}
}
expectException() PHPUnit documentation
PHPUnit author article provides detailed explanation on testing exception...
Count the number occurrences of a character in a string
...ences of substring sub in the range [start, end]. Optional arguments start and end are interpreted as in slice notation.
>>> sentence = 'Mary had a little lamb'
>>> sentence.count('a')
4
share
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What's the magic of “-” (a dash) in command-line parameters?
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If you mean the naked - at the end of the tar command, that's common on many commands that want to use a file.
It allows you to specify standard input or output rather than an actual file name.
That's the case for your first and third example. For example, the cdrecord com...
Splitting a Java String by the pipe symbol using split(“|”)
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You need
test.split("\\|");
split uses regular expression and in regex | is a metacharacter representing the OR operator. You need to escape that character using \ (written in String as "\\" since \ is also a metacharacter in String literals and require another \ to escape it).
You...