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Control the dashed border stroke length and distance between strokes
Is it possible to control the length and distance between dashed border strokes in CSS?
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ALTER TABLE, set null in not null column, PostgreSQL 9.1
I have a table with not null column, How to set a null value in this column as default?
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R data formats: RData, Rda, Rds etc
What are the main differences between .RData, .Rda and .Rds files?
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How to git-svn clone the last n revisions from a Subversion repository?
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Find difference between timestamps in seconds in PostgreSQL
I have a table in PostgreSQL 8.3 with 2 timestamp columns. I would like to get the difference between these timestamps in seconds. Could you please help me how to get this done?
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How does TransactionScope roll back transactions?
I'm writing an integration test where I will be inserting a number of objects into a database and then checking to make sure whether my method retrieves those objects.
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Android Preferences: How to load the default values when the user hasn't used the preferences-screen
I am using a PreferenceActivity to let the user set some values.
I am feeding it the xml file with the defined preferences.
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How do you implement an async action delegate method?
I am learning the Web API stack and I am trying to encapsulate all data in the form of a "Result" object with parameters such as Success and ErrorCodes.
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Format bytes to kilobytes, megabytes, gigabytes
Scenario: the size of various files are stored in a database as bytes. What's the best way to format this size info to kilobytes, megabytes and gigabytes? For instance I have an MP3 that Ubuntu displays as "5.2 MB (5445632 bytes)". How would I display this on a web page as "5.2 MB" AND have files le...
How do I create a comma-separated list from an array in PHP?
I know how to loop through items of an array using foreach and append a comma, but it's always a pain having to take off the final comma. Is there an easy PHP way of doing it?
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