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How to reverse a 'rails generate'
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rails destroy controller Controller_name was returning a bunch of errors. To be able to destroy controller I had to remove related routes in routes.rb. P.S. I'm using rails 3.1
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PHP expects T_PAAMAYIM_NEKUDOTAYIM?
...ut a statement with anything other than :: after the cat would be a syntax error. If $mouse were not a declared property of cat you would get a fatal error, but still not a syntax error.
– chiliNUT
Jan 21 '16 at 2:56
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What is the most pythonic way to check if an object is a number?
...omething, you generally have to try something like:
try: 0 + x
except TypeError: canadd=False
else: canadd=True
The presence of __add__ per se tells you nothing useful, since e.g all sequences have it for the purpose of concatenation with other sequences. This check is equivalent to the definiti...
Centering a background image, using CSS
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There's an error in your code. You're using a mix of full syntax and shorthand notation on the background-image property.This is causing the no-repeat to be ignored, since it's not a valid value for the background-image property.
body{...
Returning value from called function in a shell script
...nuelJordan, Functions can only return exit codes and >&2 logs to stderror, so, the last echo is written to stdout, so, the calling function ONLY captures stdout and not stderr. Assuming execution is single threaded, a better option is to maintain a custom variable specific like TEST_LOCK_STAT...
Get URL of ASP.Net Page in code-behind [duplicate]
I have an ASP.Net page that will be hosted on a couple different servers, and I want to get the URL of the page (or even better: the site where the page is hosted) as a string for use in the code-behind. Any ideas?
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How to replace a set of tokens in a Java String?
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answered Oct 4 '13 at 4:05
user2845137user2845137
19111 silver badge22 bronze badges
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Calculate a MD5 hash from a string
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answered Jul 12 '12 at 15:05
L.BL.B
103k1717 gold badges155155 silver badges199199 bronze badges
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Proper way to declare custom exceptions in modern Python?
...dit: to override something (or pass extra args), do this:
class ValidationError(Exception):
def __init__(self, message, errors):
# Call the base class constructor with the parameters it needs
super(ValidationError, self).__init__(message)
# Now for your custom code...
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TypeScript function overloading
...ction and a number of declarations so that TypeScript doesn't give compile errors. When this code is compiled to JavaScript, the concrete function alone will be visible. As a JavaScript function can be called by passing multiple arguments, it just works.
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