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How to print an exception in Python?

...rint the exception, it is better to use print(repr(e)); the base Exception.__str__ implementation only returns the exception message, not the type. Or, use the traceback module, which has methods for printing the current exception, formatted, or the full traceback. – Martijn Pi...
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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]

...vileges: CREATE USER 'root'@'ip_address' IDENTIFIED BY 'some_pass'; GRANT ALL PRIVILEGES ON *.* TO 'root'@'ip_address'; If you see %, well then, there's another problem altogether as that is "any remote source". If however you do want any/all systems to connect via root, use the % wildcard to gra...
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How to ignore certain files in Git

... How to ignore new files Globally Add the path(s) to your file(s) which you would like to ignore to your .gitignore file (and commit them). These file entries will also apply to others checking out the repository. Locally Add the path(s) to your file(...
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)

... well-known pattern, but I'll grant that overloaded constructors are marginally more 'in your face' :) – Mark Seemann Jul 20 '11 at 7:21 5 ...
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What's the best way to validate an XML file against an XSD file?

... JDK 6 uses SAX parser with a StreamSource. A JAXP implementation could legally use a DOM parser in this case, but there is no reason to. If you use a DOM parser explicitly for validation, you will definitely instantiate a DOM tree. – McDowell Jul 21 '12 at 14:...
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What's the difference between assignment operator and copy constructor?

...grants you for free, so it would not make much sense to implement them manually. If you have one of these two, it's likely that you are manually managing some resource. In that case, per The Rule of Three, you'll very likely also need the other one plus a destructor.) ...
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Difference between require, include, require_once and include_once?

...n that you do not want to happen twice due to the HTTP overhead But basically, it's up to you when to use which. share | improve this answer | follow | ...
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Converting a Java collection into a Scala collection

... but you can also avoid using jcl.Buffer: Set(javaApi.query(...).toArray: _*) Note that scala.collection.immutable.Set is made available by default thanks to Predef.scala. share | improve this an...
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c#: getter/setter

...ate the equivalent of the following simple implementation: private string _type; public string Type { get { return _type; } set { _type = value; } } share | improve this answer |...
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How can we run a test method with multiple parameters in MSTest?

NUnit has a feature called Values, like below: 9 Answers 9 ...