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SQL Update with row_number()
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DECLARE @id INT
SET @id = 0
UPDATE DESTINATAIRE_TEMP
SET @id = CODE_DEST = @id + 1
GO
try this
http://www.mssqltips.com/sqlservertip/1467/populate-a-sql-server-column-with-a-sequential-number-not-using-an-identity/
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What is the rationale behind having companion objects in Scala?
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The companion object basically provides a place where one can put "static-like" methods. Furthermore, a companion object, or companion module, has full access to the class members, including private ones.
Companion objects are great for encapsulatin...
Opposite of String.Split with separators (.net)
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Found the answer. It's called String.Join.
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Knight's Shortest Path on Chessboard
...alculate all the distances
and save it to a 8x8 full matrix.
well, I would call that cheating,
and works only because the problem
is small. But sometimes competitions
will check how fast your program
runs.
The main point is that if you are preparing
for a programming competition, you must know
comm...
How to get a value of an element by name instead of ID
...uld I get the value of an element via the attribute name instead of the ID . eg if I use by id it would be $('#id').val();
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Android - styling seek bar
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I would extract drawables and xml from Android source code and change its color to red.
Here is example how I completed this for mdpi drawables:
Custom red_scrubber_control.xml (add to res/drawable):
<selector xmlns:android="http://schemas.android.com/apk/res/and...
Postgresql aggregate array
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Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1
SELECT s.name, array_agg(g.Mark) as marks
FROM student s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need to repeat the columns...
How can I get Docker Linux container information from within the container itself?
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I've found out that the container id can be found in /proc/self/cgroup
So you can get the id with :
cat /proc/self/cgroup | grep -o -e "docker-.*.scope" | head -n 1 | sed "s/docker-\(.*\).scope/\\1/"
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How to retrieve inserted id after inserting row in SQLite using Python?
How to retrieve inserted id after inserting row in SQLite using Python? I have table like this:
2 Answers
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asp.net mvc: why is Html.CheckBox generating an additional hidden input
...MuffinMan: This is not silly option. Lets say your view model has property called IsActive, which is initiated to true in constructor. User deselects checkbox, but since value is not sent to server, model binder doesn't pick it up, and property value is not changed. Model binder shouldn't assume, th...