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How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles,
In the custom AuthenticationProvider 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
...tterns are written; it's very likely most were contributed by people who didn't bother to read the documentation nor test things out as you did.
So if that helps: You're right, be confident.
If you see mistakes in collaborative projects such as this, don't hesitate to contribute your knowledge. ...
log4j vs logback [closed]
... improvements like in example Log4j 2 operates with bytestreams instead of Strings under the hood. Also it doesn't loose events while reconfiguring.
Log4j 2 can log with higher speed than other frameworks I know: http://www.grobmeier.de/log4j-2-performance-close-to-insane-20072013.html
And still t...
Ruby get object keys as array
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An alternative way if you need something more (besides using the keys method):
hash = {"apple" => "fruit", "carrot" => "vegetable"}
array = hash.collect {|key,value| key }
obviously you would only do that if you want to manipulate the array while retrieving it..
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PHP variables in anonymous functions
... functions in PHP and realized that they don't seem to reach variables outside of them.
Is there any way to get around this problem?
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How can I tell which homebrew formulae are upgradable?
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What is maximum query size for mysql?
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Why is @autoreleasepool still needed with ARC?
...wly created objects from a method. E.g. consider this piece of code:
- (NSString *)messageOfTheDay {
return [[NSString alloc] initWithFormat:@"Hello %@!", self.username];
}
The string created in the method will have a retain count of one. Now who shall balance that retain count with a release...
async/await - when to return a Task vs void?
...class Program {
static bool isFinished = false;
static void Main(string[] args) {
// Kick off the background operation and don't care about when it completes
BackgroundWork();
Console.WriteLine("Press enter when you're ready to stop the background operation.");
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Is there a portable way to print a message from the C preprocessor?
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