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Unable to create/open lock file: /data/mongod.lock errno:13 Permission denied

How to I get mongo to use a mounted drive on ec2? I really do not understand. I attached a volume on ec2 formatted the drive as root and start as root and yet as root I cant access? I am running on ubuntu 12.04. No other mongo is running ...
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Why are #ifndef and #define used in C++ header files?

... LiraNunaLiraNuna 54.1k1313 gold badges110110 silver badges135135 bronze badges 1 ...
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How to set an iframe src attribute from a variable in AngularJS

... empty. – emersonthis Nov 19 '13 at 11:58 3 Try using trustAsResourceUrl. –...
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What are five things you hate about your favorite language? [closed]

...ld be matched to another NULL value. If you understand this (what also is called ternary logic) than you might understand the reason for introducing the "IS" operator for testing against NULL. – Alex Aug 26 '10 at 16:58 ...
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Which SQL query is faster? Filter on Join criteria or Where clause?

... Performance-wise, they are the same (and produce the same plans) Logically, you should make the operation that still has sense if you replace INNER JOIN with a LEFT JOIN. In your very case this will look like this: SELECT * FROM TableA a LEFT JOIN TableXRef x ON x.TableAID = ...
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Error in finding last used cell in Excel with VBA

... 311 NOTE: I intend to make this a "one stop post" where you can use the Correct way to find the las...
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Reading an Excel file in python using pandas

...mmy2 dummy3 dummy4 dummy5 \ 0 2006-09-01 00:00:00 0 5.894611 0.605211 3.842871 8.265307 1 2006-09-01 01:00:00 0 5.712107 0.605211 3.416617 8.301360 2 2006-09-01 02:00:00 0 5.105300 0.605211 3.090865 8.335395 3 2006-09-01 03:00:00 0 4.098209 0....
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C# pattern to prevent an event handler hooked twice [duplicate]

... | edited Nov 11 '11 at 21:31 answered Jun 1 '09 at 22:58 ...
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What's Mongoose error Cast to ObjectId failed for value XXX at path “_id”?

... answered Sep 11 '14 at 22:35 xpepermintxpepermint 29.6k2929 gold badges104104 silver badges158158 bronze badges ...
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Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path

...Copy it in Base64 (.cer) format. It will be saved on your Desktop. • Install the certificate ignoring all the alerts. • This is how I gathered the certificate information of the URL that I was trying to access. Now I had to make my java version to know about the certificate so that further it do...