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How do ACID and database transactions work?
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@MarcRochkind A transaction allows you to apply consistency checks even if individual operations within the transaction would violate the c...
How to change the author and committer name and e-mail of multiple commits in Git?
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edited Jun 20 at 9:12
Community♦
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answered Apr 15 '09 at 3:16
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How do you use script variables in psql?
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Jeremy
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answered Aug 27 '10 at 23:40
crowmagnumbcrowmagnum...
How does database indexing work? [closed]
...ase of r = 5,000,000 records of a fixed size giving a record length of R = 204 bytes and they are stored in a table using the MyISAM engine which is using the default block size B = 1,024 bytes. The blocking factor of the table would be bfr = (B/R) = 1024/204 = 5 records per disk block. The total nu...
iPhone Navigation Bar Title text color
... background color (label.backgroundColor = [UIColor clearColor]).
Use bold 20pt system font (label.font = [UIFont boldSystemFontOfSize: 20.0f]).
Have a shadow of black with 50% alpha (label.shadowColor = [UIColor colorWithWhite:0.0 alpha:0.5]).
You'll want to set the text alignment to centered as we...
SQL Server: Difference between PARTITION BY and GROUP BY
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answered Mar 8 '10 at 20:43
AndomarAndomar
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How to download source in ZIP format from GitHub?
...r this...
– Zaptree
Dec 10 '11 at 3:20
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Wish this worked, but no luck here: github.com/facebook/...
How to check if a file exists in Documents folder?
...laced with firstObject
– Govind
Nov 20 '13 at 8:39
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Why are hexadecimal numbers prefixed with 0x?
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answered Apr 19 '10 at 21:20
AshleysBrainAshleysBrain
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