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How to find the size of an array in postgresql

... Adam DingleAdam Dingle 1,54211 gold badge1010 silver badges99 bronze badges 10 ...
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Why can't I assign a *Struct to an *Interface?

... | edited May 23 '17 at 10:31 Community♦ 111 silver badge answered Nov 22 '12 at 11:31 ...
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“aapt” IOException error=2, No such file or directory" why can't I build my gradle on jenkins?

... I had the following similar error on Ubuntu 13.10: Cannot run program "/usr/local/android-sdk-linux/build-tools/19.0.3/aapt": error=2, No such file or directory And this answer fixed it for me: To get aapt working (this fixed my issues with the avd as well) just inst...
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Get column index from column name in python pandas

... answered Oct 23 '12 at 0:06 DSMDSM 269k5050 gold badges494494 silver badges427427 bronze badges ...
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#include in .h or .c / .cpp?

... answered Jun 8 '10 at 23:36 Brendan LongBrendan Long 47.5k1616 gold badges123123 silver badges167167 bronze badges ...
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MySQL: Insert record if not exists in table

...tnames (name, address, tele) SELECT * FROM (SELECT 'Rupert', 'Somewhere', '022') AS tmp WHERE NOT EXISTS ( SELECT name FROM table_listnames WHERE name = 'Rupert' ) LIMIT 1; Query OK, 1 row affected (0.00 sec) Records: 1 Duplicates: 0 Warnings: 0 SELECT * FROM `table_listnames`; +----+------...
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How does the following LINQ statement work?

...ist = new List<int>{1,2,4,5,6}; var even = list.Where(m => m%2 == 0).ToList(); list.Add(8); foreach (var i in even) { Console.WriteLine(i); } share | improve this answer | ...
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Limit ggplot2 axes without removing data (outside limits): zoom

...y explains this on pp. 99; 133 of his ggplot2 book (1st edition), or pp. 160 - 161 if you have the second edition. The issue is that, as you say, limits inside the scale or setting ylim() causes data to be thrown away, as they are constraining the data. For a true zoom (keep all the data), you nee...
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How to sort an array of objects by multiple fields?

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How do I negate a test with regular expressions in a bash script?

Using GNU bash (version 4.0.35(1)-release (x86_64-suse-linux-gnu), I would like to negate a test with Regular Expressions. For example, I would like to conditionally add a path to the PATH variable, if the path is not already there, as in: ...