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Differences in string compare methods in C#
Comparing string in C# is pretty simple. In fact there are several ways to do it. I have listed some in the block below. What I am curious about are the differences between them and when one should be used over the others? Should one be avoided at all costs? Are there more I haven't listed?
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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...
python list by value not by reference [duplicate]
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As answered in the official Python FAQ:
b = a[:]
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How to trace the path in a Breadth-First Search?
How do you trace the path of a Breadth-First Search, such that in the following example:
5 Answers
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What is the difference between Non-Repeatable Read and Phantom Read?
...and detailed examples for this):
A non-repeatable read occurs, when during the course of a transaction, a row is retrieved twice and the values within the row differ between reads.
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A phantom read occurs when, in the course of a transaction, two identical queries are executed, and the c...
Update ViewPager dynamically?
I can't update the content in ViewPager.
20 Answers
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Good or bad practice? Initializing objects in getter
I have a strange habit it seems... according to my co-worker at least. We've been working on a small project together. The way I wrote the classes is (simplified example):
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Uppercase Booleans vs. Lowercase in PHP
When I was learning PHP, I read somewhere that you should always use the upper case versions of booleans, TRUE and FALSE , because the "normal" lowercase versions, true and false , weren't "safe" to use.
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Linq style “For Each” [duplicate]
Is there any Linq style syntax for "For each" operations?
6 Answers
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How to specify id when uses include in layout xml file
In my layout xml file, I have included other layout xml file (each
with a different android id).
11 Answers
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