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Mongod complains that there is no /data/db folder
...ify the db-path manually. I wouldn't recommend doing that.
Edit:
the error message you're getting is "Unable to create/open lock file: /data/db/mongod.lock errno:13 Permission denied". The directory you created doesn't seem to have the correct permissions and ownership --
it needs to be writa...
Thymeleaf: how to use conditionals to dynamically add/remove a CSS class
... can't have multiple th:classappend attributes. Max one is allowed. Fatal error during parsing org.xml.sax.SAXParseException: Attribute "th:classappend" was already specified for element "img".
– user1053510
Sep 29 '17 at 13:38
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Why does my Spring Boot App always shutdown immediately after starting?
... I replaced my default Embedded Container with Jetty to fix the error. Seems like my Tomcat JARs were broken, and an .m2 purge was needed.
– CᴴᴀZ
Apr 16 '18 at 14:22
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Why is enum class preferred over plain enum?
...mal a = Animal::deer;
Mammal m = Mammal::deer;
int num2 = a; // error
if (m == a) // error (good)
cout << "bad" << endl;
if (a == Mammal::deer) // error (good)
cout << "bad" << endl;
}
Conclusion:
enum classes should be preferred ...
Java Can't connect to X11 window server using 'localhost:10.0' as the value of the DISPLAY variable
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unset DISPLAY helped me (with export DISPLAY=:0 I got the error Can't connect to X11 window server using ':0'
– beluchin
Dec 11 '15 at 15:41
2
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Why can I change value of a constant in javascript
... // ['foo2']
but neither of these:
const x = {};
x = {foo: 'bar'}; // error - re-assigning
const y = ['foo'];
const y = ['bar']; // error - re-declaring
const foo = 'bar';
foo = 'bar2'; // error - can not re-assign
var foo = 'bar3'; // error - already declared
function foo() {}; // ...
Get data from fs.readFile
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readContent(function (err, content) gives me a syntax error when using the function as a parameter.
– monsto
Nov 26 '15 at 17:16
add a comment
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Sell me on const correctness
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Here's a piece of code with a common error that const correctness can protect you against:
void foo(const int DEFCON)
{
if (DEFCON = 1) //< FLAGGED AS COMPILER ERROR! WORLD SAVED!
{
fire_missiles();
}
}
...
The server principal is not able to access the database under the current security context in SQL Se
...login is fine but when I use the command use myDatabase it gives me this error:
9 Answers
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SQL Server principal “dbo” does not exist,
I am getting the following error
11 Answers
11
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