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Semantic Diff Utilities [closed]
I'm trying to find some good examples of semantic diff/merge utilities. The traditional paradigm of comparing source code files works by comparing lines and characters.. but are there any utilities out there (for any language) that actually consider the structure of code when comparing files?
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Why are exclamation marks used in Ruby methods?
In Ruby some methods have a question mark ( ? ) that ask a question like include? that ask if the object in question is included, this then returns a true/false.
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Parsing JSON Object in Java [duplicate]
I have JSON object as follows:
5 Answers
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How to detect unused methods and #import in Objective-C
After working a long time on an iPhone app, I realized that my code is quite dirty, containing several #import and methods that are not called or useful at all.
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How to request a random row in SQL?
How can I request a random row (or as close to truly random as is possible) in pure SQL?
28 Answers
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How do I prompt a user for confirmation in bash script? [duplicate]
I want to put a quick "are you sure?" prompt for confirmation at the top of a potentially dangerous bash script, what's the easiest/best way to do this?
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How do I get a file extension in PHP?
This is a question you can read everywhere on the web with various answers:
28 Answers
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I forgot the password I entered during postgres installation
I either forgot or mistyped (during the installation) the password to the default user of Postgres. I can't seem to be able to run it and I get the following error:
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What is the purpose of the “role” attribute in HTML?
I keep seeing role attributes in some people's work. I use it too, but I'm not sure about its effect.
5 Answers
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Classes vs. Modules in VB.NET
Is it considered an acceptable practice to use Modules instead of Classes with Shared member functions in VB.NET?
8 Answers...