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What is the difference between LR, SLR, and LALR parsers?
What is the actual difference between LR, SLR, and LALR parsers? I know that SLR and LALR are types of LR parsers, but what is the actual difference as far as their parsing tables are concerned?
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Fastest way to determine if an integer's square root is an integer
... ~35% faster than your 6bits+Carmack+sqrt code, at least with my CPU (x86) and programming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out.
My approach is threefold:
First, filter out obvious answers. This includes negative numbers and ...
Does assignment with a comma work?
Why does aaa = 1,2,3 work and set the value of aaa to 1 ?
4 Answers
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'Must Override a Superclass Method' Errors after importing a project into Eclipse
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Eclipse is defaulting to Java 1.5 and you have classes implementing interface methods (which in Java 1.6 can be annotated with @Override, but in Java 1.5 can only be applied to methods overriding a superclass method).
Go to your project/IDE preferences and s...
How do Python's any and all functions work?
I'm trying to understand how the any() and all() Python built-in functions work.
8 Answers
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How to have an auto incrementing version number (Visual Studio)? [duplicate]
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If you add an AssemblyInfo class to your project and amend the AssemblyVersion attribute to end with an asterisk, for example:
[assembly: AssemblyVersion("2.10.*")]
Visual studio will increment the final number for you according to these rules (thanks galets, I had that ...
Reference: Comparing PHP's print and echo
What is the difference between PHP's print and echo ?
1 Answer
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JS Client-Side Exif Orientation: Rotate and Mirror JPEG Images
...on.js through canvas operations.
Hope this saves somebody else some time, and teaches the search engines about this open source gem :)
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How can I strip first and last double quotes?
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If the quotes you want to strip are always going to be "first and last" as you said, then you could simply use:
string = string[1:-1]
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Java: Why is the Date constructor deprecated, and what do I use instead?
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The specific Date constructor is deprecated, and Calendar should be used instead.
The JavaDoc for Date describes which constructors are deprecated and how to replace them using a Calendar.
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