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How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles,
...nticationProvider from my spring project, I am trying read the list of authorities of the logged user, but I am facing the following error:
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When to use leading slash in gitignore
I'm trying to understand more clearly the .gitignore syntax, and in particular as far as https://github.com/github/gitignore gitignores are concerned.
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How to fix a locale setting warning from Perl?
...our OS doesn't know about en_US.UTF-8.
You didn't mention a specific platform, but I can reproduce your problem:
% uname -a
OSF1 hunter2 V5.1 2650 alpha
% perl -e exit
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LC_ALL = (unset),
LANG = "en_...
Ruby get object keys as array
...nswered Dec 28 '11 at 15:30
weezorweezor
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PHP variables in anonymous functions
...tion() use(&$variable) {
$variable = "something";
});
Note that in order for you to be able to modify $variable and retrieve the modified value outside of the scope of the anonymous function, it must be referenced in the closure using &.
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How do you avoid over-populating the PATH Environment Variable in Windows?
...are the approaches that you use to manage the executables in your system. For example I have almost everything accessible through the command line, but now I come to the limit of the path string, so i can't add any more dir.
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What is the difference between IEqualityComparer and IEquatable?
...t;T> and IEquatable<T> should be used.
The MSDN documentation for both looks very similar.
5 Answers
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When should one use RxJava Observable and when simple Callback on Android?
I'm working on networking for my app. So I decided to try out Square's Retrofit . I see that they support simple Callback
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How to quickly check if folder is empty (.NET)?
I have to check, if directory on disk is empty. It means, that it does not contain any folders/files. I know, that there is a simple method. We get array of FileSystemInfo's and check if count of elements equals to zero. Something like that:
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TransactionScope automatically escalating to MSDTC on some machines?
...project we're using TransactionScope's to ensure our data access layer performs it's actions in a transaction. We're aiming to not require the MSDTC service to be enabled on our end-user's machines.
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