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Escaping ampersand character in SQL string

... straight from oracle sql fundamentals book SET DEFINE OFF select 'Coda & Sid' from dual; SET DEFINE ON how would one escape it without setting define. share | improve this ans...
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Why unsigned integer is not available in PostgreSQL?

...< 65536); Here is what psql gives when I try to abuse the type. DS1=# select (346346 :: uint2); ERROR: value for domain uint2 violates check constraint "uint2_check" share | improve this answ...
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Get string character by index - Java

I know how to work out the index of a certain character or number in a string, but is there any predefined method I can use to give me the character at the nth position? So in the string "foo", if I asked for the character with index 0 it would return "f". ...
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How to convert a char array back to a string?

I have a char array: 15 Answers 15 ...
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How to change the CHARACTER SET (and COLLATION) throughout a database?

...re schema to utf8. Hope this helps! -- Change DATABASE Default Collation SELECT DISTINCT concat('ALTER DATABASE `', TABLE_SCHEMA, '` CHARACTER SET utf8 COLLATE utf8_unicode_ci;') from information_schema.tables where TABLE_SCHEMA like 'database_name'; -- Change TABLE Collation / Char Set SELECT...
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Conveniently Declaring Compile-Time Strings in C++

...y cumbersome, as the string needs to be declared as a variadic sequence of characters, e.g. 15 Answers ...
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Apply formula to the entire column

...olumn B as the image from the OP. For me, It simply fills the value of the selected cell. – Assimilater Aug 4 '15 at 23:04 11 ...
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Length of string in bash

...NG=C LC_ALL=C bytlen=${#myvar} LANG=$oLang LC_ALL=$oLcAll printf "%s is %d char len, but %d bytes len.\n" "${myvar}" $chrlen $bytlen will render: Généralités is 11 char len, but 14 bytes len. you could even have a look at stored chars: myvar='Généralités' chrlen=${#myvar} oLang=$LANG oLc...
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What is the difference between an int and a long in C++?

... The only guarantee you have are: sizeof(char) == 1 sizeof(char) <= sizeof(short) <= sizeof(int) <= sizeof(long) <= sizeof(long long) // FROM @KTC. The C++ standard also has: sizeof(signed char) == 1 sizeof(unsigned char) == 1 // NOTE: These size are...
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Check if table exists and if it doesn't exist, create it in SQL Server 2008

... Something like this IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[YourTable]') AND type in (N'U')) BEGIN CREATE TABLE [dbo].[YourTable]( .... .... .... ) END ...