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Extract only right most n letters from a string
How can I extract a substring which is composed of the rightmost six letters from another string ?
21 Answers
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Cannot add or update a child row: a foreign key constraint fails
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Format numbers to strings in Python
I need to find out how to format numbers as strings. My code is here:
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How to determine whether code is running in DEBUG / RELEASE build?
I am making an app that processes sensitive credit card data.
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sendmail: how to configure sendmail on ubuntu? [closed]
When I searched for configuring sendmail on ubuntu I din't get any clear answer, each of them assume I know what they are talking about,
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What is the argument for printf that formats a long?
The printf function takes an argument type, such as %d or %i for a signed int . However, I don't see anything for a long value.
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How to stop event propagation with inline onclick attribute?
Consider the following:
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Unzipping files in Python
I read through the zipfile documentation , but couldn't understand how to unzip a file, only how to zip a file. How do I unzip all the contents of a zip file into the same directory?
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Converting a String to DateTime
How do you convert a string such as 2009-05-08 14:40:52,531 into a DateTime ?
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Objective-C pass block as parameter
How can I pass a Block to a Function / Method ?
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