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No appenders could be found for logger(log4j)?
I have put log4j to my buildpath, but I get the following message when I run my application:
31 Answers
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What are good grep tools for Windows? [closed]
Any recommendations on grep tools for Windows? Ideally ones that could leverage 64-bit OS.
28 Answers
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What is compiler, linker, loader?
I wanted to know in depth meaning and working of compiler, linker and loader.
With reference to any language preferably c++.
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What is an unsigned char?
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In C++, there are three distinct character types:
char
signed char
unsigned char
If you are using character types for text, use the unqualified char:
it is the type of character literals like 'a' or '0'.
it is the type that makes up C strings like "abcde"
It als...
Commenting multiple lines in DOS batch file
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You can use a goto to skip over code.
goto comment
...skip this...
:comment
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Meaning of numbers in “col-md-4”,“ col-xs-1”, “col-lg-2” in Bootstrap
I am confused with the grid system in the new Bootstrap, particularly these classes:
5 Answers
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Iteration over std::vector: unsigned vs signed index variable
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Iterating forwards is almost identical. Just change the iterators / swap decrement by increment. You should prefer iterators. Some people tell you to use std::size_t as the index variable type. However, that is not portable. Always use the size_type typedef of the container (While you could get ...
Socket.IO Authentication
...e the code, so I moved it here.
1: How to set up your Passport strategies: https://scotch.io/tutorials/easy-node-authentication-setup-and-local#handling-signupregistration
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How to combine two or more querysets in a Django view?
...th the the Q function you should be able to perform any OR query you need: https://docs.djangoproject.com/en/1.3/topics/db/queries/#complex-lookups-with-q-objects
– Josh Russo
Sep 18 '11 at 22:41
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Can't specify the 'async' modifier on the 'Main' method of a console app
...oint method will be translated to call GetAwaitor().GetResult().
Details: https://blogs.msdn.microsoft.com/mazhou/2017/05/30/c-7-series-part-2-async-main
EDIT:
To enable C# 7.1 language features, you need to right-click on the project and click "Properties" then go to the "Build" tab. There, clic...