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What is the difference between Flex/Lex and Yacc/Bison?
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There are some differences between Lex and Flex, but you have to be abusing Lex to run into the ...
How to concatenate columns in a Postgres SELECT?
...xpression valid in any case.
For non-string data types, you can "fix" the 1st statement by casting at least one argument to text. (Any type can be cast to text):
SELECT a::text || b AS ab FROM foo;
Judging from your own answer, "does not work" was supposed to mean "returns NULL". The result of a...
Add file extension to files with bash
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Eclipse cannot load SWT libraries
Every time I try to open Eclipse in Ubuntu 12.04 I get an Unsatisfied Link Error and it will not open. I have recently installed the java JDK and Android SDK, could this be the problem? I followed this tutorial .
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Given a class, see if instance has method (Ruby)
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How to reference a .css file on a razor view?
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edited Jul 15 '14 at 14:41
MrBoJangles
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How can I nullify css property?
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178
You have to reset each individual property back to its default value. It's not great, but it's...
Difference between `constexpr` and `const`
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Basic meaning and syntax
Both keywords can be used in the declaration of objects as well as fun...
How do I SET the GOPATH environment variable on Ubuntu? What file must I edit?
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edited May 10 at 21:04
Inanc Gumus
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