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Should each and every table have a primary key?
...eating a database table and I don't have a logical primary key assigned to it. So, I'm thinking about leaving it without a primary key, but I'm feeling a bit guilty about it. Should I?
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How to use Swift @autoclosure
I noticed when writing an assert in Swift that the first value is typed as
6 Answers
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Where do “pure virtual function call” crashes come from?
I sometimes notice programs that crash on my computer with the error: "pure virtual function call".
8 Answers
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Interfaces with static fields in java for sharing 'constants'
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It's generally considered bad practice. The problem is that the constants are part of the public "interface" (for want of a better word) of the implementing class. This means that the implementing class is publishing all of...
CocoaPods Errors on Project Build
...ll cocoapods is even better. Most of the time sudo shouldn't be necessary with gems.
– PatrickNLT
Jun 3 '14 at 13:31
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What is the best way to remove accents (normalize) in a Python unicode string?
...Unicode string in Python, and I would like to remove all the accents (diacritics).
8 Answers
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Is it better to call ToList() or ToArray() in LINQ queries?
...often run into the case where I want to eval a query right where I declare it. This is usually because I need to iterate over it multiple times and it is expensive to compute. For example:
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Uses for the Java Void Reference Type?
There is a Java Void -- uppercase V-- reference type . The only situation I have ever seen it used is to parameterize Callable s
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Why don't structs support inheritance?
I know that structs in .NET do not support inheritance, but its not exactly clear why they are limited in this way.
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“Comparison method violates its general contract!”
... terms, why does this code throw an exception, "Comparison method violates its general contract!", and how do I fix it?
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