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What's the difference between a proc and a lambda in Ruby?
And when would you use one rather than the other?
8 Answers
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Difference between clustered and nonclustered index [duplicate]
I need to add proper index to my tables and need some help.
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Android: When should I use a Handler() and when should I use a Thread?
When I need something to run asynchronously , such as a long running task or a logic that uses the network, or for whatever reason,
Starting a new Thread and running it works fine.
Creating a Handler and running it works as well.
What's the difference? When should I use each one?
What are the...
How do I use itertools.groupby()?
I haven't been able to find an understandable explanation of how to actually use Python's itertools.groupby() function. What I'm trying to do is this:
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Calling C++ class methods via a function pointer
How do I obtain a function pointer for a class member function, and later call that member function with a specific object? I’d like to write:
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Can a foreign key be NULL and/or duplicate?
Please clarify two things for me:
11 Answers
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Alternate background colors for list items
I have a list, and each item is linked, is there a way I can alternate the background colors for each item?
9 Answers
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Set the value of a variable with the result of a command in a Windows batch file
When working in a Bash environment, to set the value of a variable as the result of a command, I usually do:
5 Answers
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Fundamental difference between Hashing and Encryption algorithms
I see a lot of confusion between hashes and encryption algorithms and I would like to hear some more expert advice about:
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Is there a way to create a function from a string with javascript?
For example;
8 Answers
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