Egor Skriptunoff

Egor Skriptunoff has asked 6 questions and find answers to 62 problems.

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Egor Skriptunoff questions

Checking for prime number in boolean expression without defining a function
Nested cos() calculation in Oracle 10
Slow performance for deeply nested subquery factoring (CTE)
Unbalanced `^` and `$` anchors in Oracle regexp
Why doesn't a non-greedy quantifier sometimes work in Oracle regex?

Egor Skriptunoff answers

Is it possible to read a file "backwards" using Lua?
Check if a Lua table member exists at any level
finding a url in a string lua pattern
lua - how to initialize a table using a string
call a Lua function just by writing its name (without parentheses)
how to represent nil in a table
SQL state [99999]; error code [17004]; Invalid column type: 1111 With Spring SimpleJdbcCall
how to get the root ancestors in a hierarchy query using oracle-10g?
Lua - read one UTF-8 character from file
what is the best way to generate random pattern inside of a table