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How to check if an array field contains a unique value or another array in MongoDB?
...ll : [ 'tag1', 'tag2' ] }}); //2
db.blogpost.find({ 'tags' : { $in : [ 'tag3', 'tag4' ] }}); //3
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Difference between Ctrl+Shift+F and Ctrl+I in Eclipse
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If you press CTRL + I it will just format tabs/whitespaces in code and pressing CTRL + SHIFT + F...
SQL UPDATE all values in a field with appended string CONCAT not working
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| id | data |
+------+-------+
| 1 | max |
| 2 | linda |
| 3 | sam |
| 4 | henry |
+------+-------+
4 rows in set (0.02 sec)
mysql> update t set data=concat(data, 'a');
Query OK, 4 rows affected (0.01 sec)
Rows matched: 4 Changed: 4 Warnings: 0
mysql> select * from t;
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Literal notation for Dictionary in C#?
...ank you.
– pimvdb
Feb 12 '11 at 20:43
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Is it possible to use getters/setters in interface definition?
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edited Oct 3 '14 at 15:21
answered Oct 11 '12 at 12:03
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How do I add files without dots in them (all extension-less files) to the gitignore file?
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Passing arguments to require (when loading module)
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What is the difference between a WCF Service Application and a WCF Service Library?
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answered Jul 30 '09 at 4:34
Anderson ImesAnderson Imes
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Android: alternate layout xml for landscape mode
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edited Oct 5 '12 at 23:34
answered Feb 1 '11 at 1:40
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How to send JSON instead of a query string with $.ajax?
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Mark Amery
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answered Oct 2 '12 at 16:02
mekwallmekwall
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