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How to do multiple line editing?
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Go to Window->Preferences.
Find for binding in text box surrounded by red box.
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How to play with Control.Monad.Writer in haskell?
...'d need to use lift $ lift $ tell w. This quickly gets unwieldy.
Instead, by defining a type class we can make any monad transformer wrapper around a writer into an instance of writer itself. For example,
instance (Monoid w, MonadWriter w m) => MonadWriter w (ReaderT r m)
that is, if w is a m...
What text editor is available in Heroku bash shell? [closed]
... @looeee Working for me still. Are you on the new heroku-18 stack by any chance?
– James
Jun 20 '18 at 7:19
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Creating a directory in CMake
...lt), you specify the commands to execute at build time. Create a directory by executing the command ${CMAKE_COMMAND} -E make_directory. For example:
add_custom_target(build-time-make-directory ALL
COMMAND ${CMAKE_COMMAND} -E make_directory ${directory})
At install time
To create a directory ...
How to find out if you're using HTTPS without $_SERVER['HTTPS']
...connecting securely. Although not guaranteed, connections on port 443 are, by convention, likely using secure sockets, hence the additional port check.
Additional note: if there is a load balancer between the client and your server, this code doesn't test the connection between the client and the l...
\r\n, \r and \n what is the difference between them? [duplicate]
...erence in a string between \r\n , \r and \n . How is a string affected by each?
4 Answers
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spring boot default H2 jdbc connection (and H2 console)
... don't use Spring Boot Dev Tools, you can still auto-configure the console by setting spring.h2.console.enabled to true
Check out this part of the documentation for all the details.
Note that when configuring in this way the console is accessible at: http://localhost:8080/h2-console/
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Can you list the keyword arguments a function receives?
..., you need the args without a default already specified. These can be got by:
def getRequiredArgs(func):
args, varargs, varkw, defaults = inspect.getargspec(func)
if defaults:
args = args[:-len(defaults)]
return args # *args and **kwargs are not required, so ignore them.
Th...
(this == null) in C#!
... that, I agree with everything else what was found, analyzed and described by you and others:)
– quetzalcoatl
Aug 14 '12 at 1:05
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Java Singleton and Synchronization
... will be loaded and instance will be created, and since this is controlled by ClassLoaders, no additional synchronization is necessary.
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