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SQL how to increase or decrease one for a int column in one command
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To answer the first:
UPDATE Orders SET Quantity = Quantity + 1 WHERE ...
To answer the second:
There are several ways to do this. Since you did not specify a database, I will assume MySQL.
INSERT INTO table SET x=1, y=2 ON DUPLICATE KEY UPDATE x=x+1, y=y+2
REPLACE INTO table SET ...
How to use ng-repeat for dictionaries in AngularJs?
...t;/li>
See ngRepeat documentation. Example: http://jsfiddle.net/WRtqV/1/
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Difference between exit(0) and exit(1) in Python
What's the difference between exit(0) and exit(1) in Python?
5 Answers
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Read and overwrite a file in Python
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If you don't want to close and reopen the file, to avoid race conditions, you could truncate i...
What is meant by Ems? (Android TextView)
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edited Jun 24 '12 at 14:05
answered Jun 24 '12 at 13:36
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Why do you need to create a cursor when querying a sqlite database?
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Just a misapplied abstraction it seems to me. A db cursor is an abstraction, meant for data set ...
how to check if List element contains an item with a Particular Property Value
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If you have a list and you want to know where within the list an element exists that matches a...
HEAD and ORIG_HEAD in Git
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HEAD is (direct or indirect, i.e. symbolic) reference to the current commit. It is a commit that...
Chrome debugging - break on next click event
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Run a JAR file from the command line and specify classpath
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answered Aug 23 '13 at 22:54
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