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Using 'return' in a Ruby block
I'm trying to use Ruby 1.9.1 for an embedded scripting language, so that "end-user" code gets written in a Ruby block. One issue with this is that I'd like the users to be able to use the 'return' keyword in the blocks, so they don't need to worry about implicit return values. With this in mind, t...
Where is PATH_MAX defined in Linux?
Which header file should I invoke with #include to be able to use PATH_MAX as an int for sizing a string?
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Android: how to check if a View inside of ScrollView is visible?
I have a ScrollView which holds a series of Views . I would like to be able to determine if a view is currently visible (if any part of it is currently displayed by the ScrollView ). I would expect the below code to do this, surprisingly it does not:
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SQL Server - stop or break execution of a SQL script
Is there a way to immediately stop execution of a SQL script in SQL server, like a "break" or "exit" command?
20 Answers
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Creating a ZIP Archive in Memory Using System.IO.Compression
I'm trying to create a ZIP archive with a simple demo text file using a MemoryStream as follows:
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How can I detect if a selector returns null?
What is the best way to detect if a jQuery-selector returns an empty object.
If you do:
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how to remove the dotted line around the clicked a element in html
I found that if there is a a link in the page which does not link to a new page,then when user click it,there will be a dotted line around the element,it will only disappear when user click anything else in the page,how to remove this?
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How can I check file size in Python?
I am writing a Python script in Windows. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
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How to sort by two fields in Java?
I have array of objects person (int age; String name;) .
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Get the first element of each tuple in a list in Python [duplicate]
An SQL query gives me a list of tuples, like this:
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