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How to change column datatype from character to numeric in PostgreSQL 8.4
...ending on your data):
alter table presales alter column code type numeric(10,0) using code::numeric;
-- Or if you prefer standard casting...
alter table presales alter column code type numeric(10,0) using cast(code as numeric);
This will fail if you have anything in code that cannot be cast to nu...
Find a pair of elements from an array whose sum equals a given number
...t, elegant answer. +1
– William
Feb 10 '11 at 18:49
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@codaddict But what if array is very large ...
Open a file with Notepad in C#
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answered Oct 29 '10 at 19:38
ArenAren
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Create folder with batch but only if it doesn't already exist
...be very surprised if it doesn't work at least back to XP and up to Windows 10. Can you provide the conditions when this doesn't work?
– jpmc26
Mar 10 '16 at 19:00
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How to concatenate two numbers in javascript?
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edited Aug 2 '17 at 8:10
answered Nov 12 '09 at 16:57
u...
Why can't C# interfaces contain fields?
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answered Jan 22 '10 at 6:46
Eric LippertEric Lippert
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How to send POST request?
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edited Mar 10 at 19:00
parkerfath
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instanceof Vs getClass( )
... CStephen C
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Concatenating Files And Insert New Line In Between Files
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10
AWK '{print $0}' *.txt
– timger
Jul 13 '15 at 3:20
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How can I render inline JavaScript with Jade / Pug?
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The :javascript filter was removed in version 7.0
The docs says you should use a script tag n...