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What's the difference between & and && in MATLAB?
What is the difference between the & and && logical operators in MATLAB?
7 Answers
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Regular Expressions: Is there an AND operator?
...an use the | (pipe?) to represent OR , but is there a way to represent AND as well?
12 Answers
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Reference: mod_rewrite, URL rewriting and “pretty links” explained
...plained. mod_rewrite is one way to make "pretty links", but it's complex and its syntax is very terse, hard to grok, and the documentation assumes a certain level of proficiency in HTTP. Can someone explain in simple terms how "pretty links" work and how mod_rewrite can be used to create them?
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What's the difference between an inverted index and a plain old index?
... two types denote directionality. One takes you forward through the index, and the other takes you backward (the inverse) through the index. That's it. There's no mystery to uncover here. Otherwise the two types are identical, it's just a question of what information you have, and as a result what ...
Why does NULL = NULL evaluate to false in SQL server
... in a where clause, it always evaluates to false. This is counterintuitive and has caused me many errors. I do understand the IS NULL and IS NOT NULL keywords are the correct way to do it. But why does SQL server behave this way?
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Why is x86 ugly? Why is it considered inferior when compared to others? [closed]
Recently I've been reading some SO archives and encountered statements against the x86 architecture.
10 Answers
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Why doesn't Java offer operator overloading?
...s the compiler to create three (3) objects on the stack, perform addition, and copy the resultant value from the temporary object into the existing object a.
However, in Java, operator= doesn't perform value copy for reference types, and users can only create new reference types, not value types. S...
Why no love for SQL? [closed]
I've heard a lot lately that SQL is a terrible language, and it seems that every framework under the sun comes pre-packaged with a database abstraction layer.
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Differences between distribute, distutils, setuptools and distutils2?
...e on Python packaging issues, remember to look at the date of publication, and don't trust out-of-date information.
The Python Packaging User Guide is worth a read. Every page has a "last updated" date displayed, so you can check the recency of the manual, and it's quite comprehensive. The fact tha...
Just what is Java EE really? [closed]
...ironment?
Actually they can. Most of the libraries can be directly used standalone (in Java SE) or included in a .war (practically that's nearly always Tomcat). Some parts of Java EE, like JPA, have explicit sections in their respective specifications that tells how they should work and be used in ...