Tag Archives: actionscript3

AIR and SQLite transaction issues

Posted on January 5, 2011 by Łukasz Grela

Nice thing about SQLite in Adobe AIR are transactions, you start them with begin method of SQLConnection instance and then finish with rollback or commit methods. Problem occurs when you start transaction with default arguments and then try to stop … Continue reading →

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‘unique’ as column name in SQLite table and SQLError

Posted on November 27, 2010 by Łukasz Grela

Hi, I have just learned that “unique” is not a good name for column name when creating table. If you try to use it then you will get following meaningless (at least to me) error: SQLError: ‘Error #3115: SQL Error.’, … Continue reading →

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SQLite – open and openAsync methods NOT create folders for created database file

Posted on November 17, 2010 by Łukasz Grela

If you run into problems with connecting to the database and you are using open or openAsync with CREATE mode then check if folder location exists for your database file, following code will generate SQLError SQLError: ’Error #3125: Unable to … Continue reading →

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Rectangle with “sorted” edges

Posted on October 14, 2010 by Łukasz Grela

In some situation you would like to reassure that given Rectangle object have “top-down, left-right” order you can do it using following two snippets this creates “normalized” copy of the given rectangle this modifies given rectangle directly

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try catch mistakes

Posted on August 25, 2010 by Łukasz Grela

To cope with errors in code we can do many thing, among many approaches the most powerful is to use “try catch finally” block around the code that might cause trouble (one we know that it throws Errors) but what … Continue reading →

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