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Indexes of all occurrences of character in a string
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Where to define custom error types in Ruby and/or Rails?
Is there a best practice for defining custom error types in a Ruby library (gem) or Ruby on Rails application? Specifically:
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Create thumbnail image
I want to display thumbnail image in a gridview from file location. How to generate that of .jpeg file?
I am using C# language with asp.net .
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Listing all permutations of a string/integer
A common task in programming interviews (not from my experience of interviews though) is to take a string or an integer and list every possible permutation.
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Launching Google Maps Directions via an intent on Android
My app needs to show Google Maps directions from A to B, but I don't want to put the Google Maps into my application - instead, I want to launch it using an Intent. Is this possible? If yes, how?
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How can I define colors as variables in CSS?
I’m working on a CSS file that is quite long. I know that the client could ask for changes to the color scheme, and was wondering: is it possible to assign colors to variables, so that I can just change a variable to have the new color applied to all elements that use it?
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Unicode, UTF, ASCII, ANSI format differences
What is the difference between the Unicode , UTF8 , UTF7 , UTF16 , UTF32 , ASCII , and ANSI encodings?
2 Answers
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Possibility of duplicate Mongo ObjectId's being generated in two different collections?
Is it possible for the same exact Mongo ObjectId to be generated for a document in two different collections? I realize that it's definitely very unlikely, but is it possible?
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Difference between thread's context class loader and normal classloader
What is the difference between a thread's context class loader and a normal class loader?
4 Answers
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How do I update my forked repo using SourceTree?
I am using SourceTree (with BitBucket) to manage my code. I have forked a repo, and the parent repo has been updated.
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