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How do you copy a record in a SQL table but swap out the unique id of the new row?
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Try this:
insert into MyTable(field1, field2, id_backup)
select field1, field2, uniqueId from MyTable where uniqueId = @Id;
Any fields not specified should receive their default value (which is usually NULL when not defined).
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MySQL - SELECT WHERE field IN (subquery) - Extremely slow why?
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Rewrite the query into this
SELECT st1.*, st2.relevant_field FROM sometable st1
INNER JOIN sometable st2 ON (st1.relevant_field = st2.relevant_field)
GROUP BY st1.id /* list a unique sometable field here*/
HAVING COUNT(*) > 1
I think st2.relevant_field must be in...
In C#, why is String a reference type that behaves like a value type?
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12 Answers
12
Active
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How do you stop tracking a remote branch in Git?
...o branch is specified it defaults to the current branch.
(git 1.8+, Oct. 2012, commit b84869e by Carlos Martín Nieto (carlosmn))
That will make any push/pull completely unaware of origin/<remote branch name>.
share...
What is “runtime”?
I have heard about things like "C Runtime", "Visual C++ 2008 Runtime", ".NET Common Language Runtime", etc.
14 Answers
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Making Python loggers output all messages to stdout in addition to log file
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answered Dec 27 '12 at 17:12
Martijn Pieters♦Martijn Pieters
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Setting an environment variable before a command in Bash is not working for the second command in a
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324
FOO=bar bash -c 'somecommand someargs | somecommand2'
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Add Text on Image using PIL
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172
I think ImageFont module available in PIL should be helpful in solving text font size problem. J...
What Content-Type value should I send for my XML sitemap?
... (see "Optional
parameters" of application/xml registration in Section 3.2).
For text/xml:
Conformant with [RFC2046], if a text/xml entity is received with
the charset parameter omitted, MIME processors and XML processors
MUST use the default charset value of "us-ascii"[ASCII]. In cases...