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How can I use map and receive an index as well in Scala?
Is there any List/Sequence built-in that behaves like map and provides the element's index as well?
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How to delete files older than X hours
I'm writing a bash script that needs to delete old files.
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Different results with Java's digest versus external utilities
I have written a simple Java class to generate the hash values of the Windows Calculator file. I am using Windows 7 Professional with SP1 . I have tried Java 6.0.29 and Java 7.0.03 . Can someone tell me why I am getting different hash values from Java versus (many!) external utilities and/or ...
What is an SSTable?
In BigTable/GFS and Cassandra terminology, what is the definition of a SSTable?
4 Answers
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difference between each.with_index and each_with_index in Ruby?
I'm really confused about the difference between each.with_index and each_with_index . They have different types but seem to be identical in practice.
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difference between use and require
Can anyone explain the difference between use and require , both when used directly and as :use and :require in the ns macro?
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How to get the tag HTML with JavaScript / jQuery?
Using $('html').html() I can get the HTML within the <html> tag ( <head> , <body> , etc.). But how can I get the actual HTML of the <html> tag (with attributes)?
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How to convert a selection to lowercase or uppercase in Sublime Text
I have several strings selected in a file in Sublime Text and I want to convert them all to lowercase.
5 Answers
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UITableViewHeaderFooterView: Unable to change background color
I'm trying to change the background color of UITableViewHeaderFooterView. Although the view is appearing, the background color remains the default color. I'm getting a log from xcode saying:
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Why is whitespace sometimes needed around metacharacters?
A few months ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, because I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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