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Get names of all keys in the collection

...You could do this with MapReduce: mr = db.runCommand({ "mapreduce" : "my_collection", "map" : function() { for (var key in this) { emit(key, null); } }, "reduce" : function(key, stuff) { return null; }, "out": "my_collection" + "_keys" }) Then run distinct on the resulting collecti...
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How do I install cURL on cygwin?

... How to install the lynx . – qg_java_17137 Aug 21 '18 at 7:11 Not working for me. It did some pr...
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What's the recommended way to extend AngularJS controllers?

...| edited Apr 20 '15 at 22:32 answered Oct 29 '13 at 22:13 E...
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Difference between app.all('*') and app.use('/')

...| edited Jun 21 '19 at 17:32 Aw Snap 53233 silver badges1616 bronze badges answered Jan 2 '13 at 17:06 ...
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How to Test a Concern in Rails

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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Java ByteBuffer to String

...sibling getBytes() method: byte[] bytes = k.getBytes( StandardCharsets.UTF_8 ); To put bytes with a particular encoding into a String, you can use a different String constructor: String v = new String( bytes, StandardCharsets.UTF_8 ); Note that ByteBuffer.array() is an optional operation. If y...
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nvarchar(max) vs NText

... SQLMenaceSQLMenace 122k2323 gold badges194194 silver badges218218 bronze badges ...
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Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize

...E 8, AFAIK. – Puce Mar 25 '14 at 12:32 1 ...
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How to detect the OS from a Bash script?

... I think the following should work. I'm not sure about win32 though. if [[ "$OSTYPE" == "linux-gnu"* ]]; then # ... elif [[ "$OSTYPE" == "darwin"* ]]; then # Mac OSX elif [[ "$OSTYPE" == "cygwin" ]]; then # POSIX compatibility layer and Linux environment emu...
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How should a model be structured in MVC? [closed]

...a mock database dependency in your model): class Database { protected $_conn; public function __construct($connection) { $this->_conn = $connection; } public function ExecuteObject($sql, $data) { // stuff } } abstract class Model { protected $_db; public fu...