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How to implem>me m>nt one-to-one, one-to-many and many-to-many relationships while designing tables?
Can anyone explain how to implem>me m>nt one-to-one, one-to-many and many-to-many relationships while designing tables with som>me m> examples?
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Add zero-padding to a string
How do I add "0" padding to a string so that my string length is always 4?
5 Answers
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Stashing only staged changes in git - is it possible?
Is there a way I can stash just my staged changes? The scenario I'm having issues with is when I've worked on several bugs at a given tim>me m>, and have several unstaged changes. I'd like to be able to stage these files individually, create my .patch files, and stash them away until the code is approved...
How to add text at the end of each line in Vim?
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add a comm>me m>nt
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What is causing this error - “Fatal error: Unable to find local grunt”
...oday I'm unintsalled it,and install the new grunt(v0.4) called Grunt-CLI.som>me m>thing has changed..
– Ryan Yiada
Dec 18 '12 at 7:09
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HTML Body says cz-shortcut-listen=“true” with Chrom>me m>'s Developer Tools?
I was testing som>me m> HTML code I'm making, and while using the Developer Tools on Google Chrom>me m> version 22.0.1229.94 m, I saw the <body> tag has the attribute cz-shortcut-listen="true" (which of course is not on my code). What does it m>me m>an and why is it showing up? (I tried looking it up i...
Pandas read_csv low_m>me m>mory and dtype options
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The deprecated low_m>me m>mory option
The low_m>me m>mory option is not properly deprecated, but it should be, since it does not actually do anything differently[source]
The reason you get this low_m>me m>mory warning is because guessing dtypes for each colum...
getString Outside of a Context or Activity
I've found the R.string pretty awesom>me m> for keeping hardcoded strings out of my code, and I'd like to keep using it in a utility class that works with models in my application to generate output. For instance, in this case I am generating an email from a model outside of the activity.
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Objective-C pass block as param>me m>ter
How can I pass a Block to a Function / m>Me m>thod ?
11 Answers
11
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Fastest check if row exists in PostgreSQL
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Extension on this, you can nam>me m> the returned column for easy reference. Eg select exists(select 1 from contact where id=12) AS "exists"
– Rowan
Sep 15 '13 at 23:16
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