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Difference between `constexpr` and `const`
.... Therefore, you cannot use it as a constant expression:
int arr[mx]; // error: “constant expression required”
constexpr is a new C++11 keyword that rids you of the need to create macros and hardcoded literals. It also guarantees, under certain conditions, that objects undergo static initiali...
Asp.net 4.0 has not been registered
When I try to open my Visual Studio project I get the following error:
13 Answers
13
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How to turn IDENTITY_INSERT on and off using SQL Server 2008?
Why am I getting an error doing an insert when IDENTITY_INSERT is set to OFF?
8 Answers
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Catch multiple exceptions in one line (except block)
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I did try it... with a list, and it resulted in a TypeError. Looks like the errors must be in a tuple for catching to work as expected.
– BallpointBen
Mar 22 '18 at 16:02
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jquery ui Dialog: cannot call methods on dialog prior to initialization
...ethods on dialog prior to initialization; attempted to call method 'open'" error that occurs when a dialog is successfully opened, closed, and then the users tries to open the dialog a second time. Thanks @ZOD
– spadelives
Jan 8 '13 at 6:24
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Node.js EACCES error when listening on most ports
...n heroku, but am having issues locally as well). It's giving me an EACCES error when it runs http.Server.listen() - but it only occurs on some ports.
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Can not connect to local PostgreSQL
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This really looks like a file permissions error. Unix domain sockets are files and have user permissions just like any other. It looks as though the OSX user attempting to access the database does not have file permissions to access the socket file. To confirm thi...
“unary operator expected” error in Bash if condition
...d" ];
which is not a valid syntax. (It would also fail with a different error message if $aug1 included white space or shell metacharacters.)
The modern [[ operator has lots of other nice features, including regular expression matching.
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Fatal error: use of unimplemented initializer 'init(coder:)' for class
...ntroller and load the project, the app crashes suddenly with the following error:
6 Answers
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...urServlet.class. Otherwise you will face in case of @WebServlet also a 404 error, or in case of <servlet> a HTTP 500 error like below:
HTTP Status 500
Error instantiating servlet class com.example.YourServlet
And find in the server log a java.lang.ClassNotFoundException: com.exampl...