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Best database field type for a URL

...w size (65,535 bytes, which is shared among all columns) and the character set used. So ... < MySQL 5.0.3 use TEXT or >= MySQL 5.0.3 use VARCHAR(2083) share | improve this answer ...
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Delete duplicate rows from small table

I have a table in a PostgreSQL 8.3.8 database, which has no keys/constraints on it, and has multiple rows with exactly the same values. ...
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UIButton Long Press Event

...Long Press"); } } Now this would be the basic approach. You can also set the minimum duration of the press and how much error is tolerable. And also note that the method is called few times if you after recognizing the gesture so if you want to do something at the end of it, you will have to c...
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Javascript: negative lookbehind equivalent?

...expressions? I need to match a string that does not start with a specific set of characters. 12 Answers ...
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How to calculate percentage with a SQL statement

...y use a temp table in some cases (I've seen "Worktable" when running with "set statistics io on"). EDIT: I'm not sure if my example query is what you are looking for, I was just illustrating how the windowing functions work. ...
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How to print a dictionary line by line in Python?

... 2:5} then cars[x] is an integer mapped to the key x rather than a set mapped to the key x. In this case, you don't need to use the for y in cars[x]: line because there's only one value you're retrieving, unless you're using something like a list or set of integers then it should work. Sorry...
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How do i find out what all symbols are exported from a shared object?

I have a shared object(dll). How do i find out what all symbols are exported from that? 9 Answers ...
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Disable ScrollView Programmatically?

...e how an ImageView scales with the android:scaleType property (XML) or the setScaleType method - for instance ScaleType.CENTER will not stretch your image and will center it at it's original size You could modify ScrollView as follows to disable scrolling class LockableScrollView extends ScrollV...
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Representing Directory & File Structure in Markdown Syntax [closed]

...be printed if your're using pandoc to produce pdf. tree --dirsfirst --charset=ascii /path/to/directory will produce a nice ASCII tree that can be integrated into your document like this: .. code:: . |-- ContentStore | |-- de-DE | | |-- art.mshc | | |-- artnoloc.mshc | | |-- clientser...
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Liquibase lock - reasons?

..., then the lock remains stuck. Then running UPDATE DATABASECHANGELOGLOCK SET LOCKED=0, LOCKGRANTED=null, LOCKEDBY=null where ID=1; against the database helps. Or you can simply drop the DATABASECHANGELOGLOCK table, it will be recreated. ...