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Some operators have temporal properties depending on their placement. E.g.
double x;
x = 2;
Console.Write(++x);
x = 2;
Console.Write(x++);
Console.Write(x);
Returns
323
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Tuesday, May 13, 2008
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Bool, char, int, byte, double
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CUSTOMER Union Select 'EAST', CUSTOMER From CUST_DTLS Where REGION = 'E' Order By CUSTOMER
The above is
a) Not an error
b) Error - the string in single quotes 'NORTH' and 'SOUTH'
c) Error - the string should be in double quotes
d) Error - ORDER BY clause
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Tuesday, May 13, 2008
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htmlspecialchars only takes care of <, >, single quote ', double quote " and ampersand. htmlentities translates all occurrences of character sequences that have different meaning in HTML.
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Saturday, May 10, 2008
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Since the data inside the single-quoted string is not parsed for variable substitution, it's always a better idea speed-wise to initialize a string with single quotes, unless you specifically need variable substitution.
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Saturday, May 10, 2008
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Since the data inside the single-quoted string is not parsed for variable substitution, it's always a better idea speed-wise to initialize a string with single quotes, unless you specifically need variable substitution.
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Saturday, May 10, 2008
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Boot Programmable Read-Only Memory. Chip mounted on a printed circuit board used to provide executable boot instructions to a computer device.
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Any of the Cisco 7000 series of routers (the Cisco 7000 or the Cisco 7010), a high-end router platform that supports a wide range of network interfaces and media types and is designed for use in enterprise networks. Cisco 7000 series routers run the Cisco IOS software and support online software reconfiguration, OIR, fast boot, environmental monitoring, selfdiagnostics, redundant power supplies, and Flash memory.
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The Windows NT/2000 boot sequence includes NTLDR, BOOT.INI, NTDETECT.COM, NTOSKRNL.EXE, and HAL.DLL.
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The files required to boot to an MSDOS command prompt are IO.SYS, MSDOS.SYS, and COMMAND.COM. The CONFIG.SYS and AUTOEXEC.BAT files are helpful in configuring a bootup, but are not required in order to boot to a command prompt.
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