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How to drop SQL default constraint without knowing its name?
... drop the constraint and dynamically execute it.
declare @schema_name nvarchar(256)
declare @table_name nvarchar(256)
declare @col_name nvarchar(256)
declare @Command nvarchar(1000)
set @schema_name = N'MySchema'
set @table_name = N'Department'
set @col_name = N'ModifiedDate'
select @Command = '...
Difference between getAttribute() and getParameter()
...erver. For example http://example.com/servlet?parameter=1. Can only return String
getAttribute() is for server-side usage only - you fill the request with attributes that you can use within the same request. For example - you set an attribute in a servlet, and read it from a JSP. Can be used for any...
Highlight the difference between two strings in PHP
What is the easiest way to highlight the difference between two strings in PHP?
13 Answers
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How to add line breaks to an HTML textarea?
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if you use general java script and you need to assign string to text area value then
document.getElementById("textareaid").value='texthere\\\ntexttext'.
you need to replace \n or < br > to \\\n
otherwise it gives Uncaught SyntaxError: Unexpected token ILLEGAL on all b...
Throwing exceptions from constructors
...attached has an outdated hyperlink. To fix it wants to change exactly one character, replacing "#faq-17.2" with "#faq-17.8" in the URL. However, Stackoverflow's software requires that an edit submitted by a low-reputation user like me change at least six characters. Pretty obviously, the broken l...
round up to 2 decimal places in java? [duplicate]
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String roundOffTo2DecPlaces(float val)
{
return String.format("%.2f", val);
}
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Difference between UTF-8 and UTF-16?
... byte which is identical to US-ASCII representation. This way all US-ASCII strings become valid UTF-8, which provides decent backwards compatibility in many cases.
No null bytes, which allows to use null-terminated strings, this introduces a great deal of backwards compatibility too.
UTF-8 is indepe...
C# 4.0: Can I use a TimeSpan as an optional parameter with a default value?
...following types: bool, byte, char, double, float, int, long, sbyte, short, string, uint, ulong, ushort.
The type object.
The type System.Type.
An enum type.
(provided it has public accessibility and the types in which it is nested (if any) also have public accessibility)
Single-dimensional...
Difference between byte vs Byte data types in C# [duplicate]
...tem.Byte, the same way int is alias to System.Int32, long to System.Int64, string to System.String, ...
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What is the difference between LR, SLR, and LALR parsers?
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Suppose a parser without a lookahead is happily parsing strings for your grammar.
Using your given example it comes across a string dc, what does it do? Does it reduce it to S, because dc is a valid string produced by this grammar? OR maybe we were trying to parse bdc because eve...