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Given a class, see if instance has method (Ruby)
... does NOT work:
t = TestClass.new
t.method_defined? : methodName # => ERROR!
So I use this for both classes and objects:
Classes:
TestClass.methods.include? 'methodName' # => TRUE
Objects:
t = TestClass.new
t.methods.include? 'methodName' # => TRUE
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Simplest way to do a fire and forget method in C#?
...hread to make it easier for debugging. Also, don't forget to use extensive error handling in your routine because any unhandled exceptions outside of a debugger will abruptly crash your application:
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How do I add indices to MySQL tables?
...ime. Whereas using ALTER TABLE tbl ADD INDEX col (col) 2nd time, will give ERROR 1061 (42000): Duplicate key name 'col'.
– Abhishek Oza
May 21 '14 at 10:49
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iOS Detect 3G or WiFi
...t worked!!! Had to do some fixing up of the reachability files as they had errors for iOS5 in it - but I am so happy right now. Unfortunately I can only give you 1 up vote:-)
– jwknz
Oct 29 '11 at 20:19
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Display the current time and date in an Android application
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Please - be more explicit! What's the error? Did you import the wrong DateFormat class? It's java.text.DateFormat and NOT android.text.format.DateFormat! And it's java.util.Date and NOT java.sql.Date! Just a little hint on asking questions: try to be precise, e....
How do I submit disabled input in ASP.NET MVC?
... in your action -- but the model state will still be accurate if there are errors.
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How can I initialize base class member variables in derived class constructor?
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@David -- correct, which is a user's error, and I'm trying to get to the user's intentions, skipping superficial.
– Gene Bushuyev
Sep 13 '11 at 18:20
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Find all records which have a count of an association greater than zero
...d").exists? yields either true or false. Project.where(true) is an ArgumentError.
– Les Nightingill
Oct 18 '19 at 4:41
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Colorizing text in the console with C++
... in red and restore colors default
std::cout << "\033[32m" << "Error!" << "\033[0m" << std::endl;
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I can't install python-ldap
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Anything for windows users :( Same error, no solutions so far
– Shailen
Aug 13 '13 at 14:37
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