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How to find a Java Memory Leak

... supposed to be able to find the root reference ( ref ) or whatever it is called. Basically, I can tell that there are several hundred megabytes of hash table entries ([java.util.HashMap$Entry or something like that), but maps are used all over the place... Is there some way to search for large maps...
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What does this symbol mean in JavaScript?

...ncatenation, and subtraction operators; unary sign operators What does = +_ mean in JavaScript, Single plus operator in javascript What's the significant use of unary plus and minus operators? Why is [1,2] + [3,4] = "1,23,4" in JavaScript? Why does JavaScript handle the plus and minus operators bet...
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kill -3 to get java thread dump

...'s stdout is placed. If you have a Tomcat server, this will be the catalina_(date).out file. share | improve this answer | follow | ...
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AngularJs ReferenceError: $http is not defined

... I wonder why Angular's own documentation (docs.angularjs.org/tutorial/step_05) has this error. – Anurag Oct 9 '13 at 11:49 add a comment  |  ...
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Setting the default value of a DateTime Property to DateTime.Now inside the System.ComponentModel De

...ntercepted the setter. Cheers for the help :-) – REA_ANDREW Mar 27 '09 at 19:02 10 A get part ca...
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What are the differences between struct and class in C++?

... That's not really a second difference, it's just that the question stated the difference incompletely. All subobjects are private by default when using the class, public by default with struct, and both define a class type. ...
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Execute JavaScript code stored as a string

... @divinci This is called "Cross Site Scripting". See here: en.wikipedia.org/wiki/Cross-site_scripting. – Brendon Shaw Nov 18 '18 at 21:10 ...
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Check if a class is derived from a generic class

...s GenericClassBase, you could ask the same question without any trouble at all like this: typeof(Test).IsSubclassOf(typeof(GenericClassBase)) IsSubclassOf() My testing indicates that IsSubclassOf() does not work on parameterless generic types such as typeof(GenericClass<>) whereas it...
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What are the advantages of using a schema-free database like MongoDB compared to a relational databa

...ire several tables to properly represent in a relational db. This is especially useful if your data is immutable. Deep query-ability. MongoDB supports dynamic queries on documents using a document-based query language that's nearly as powerful as SQL. No schema migrations. Since MongoDB is schema-...
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UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath

... This is the cleanest in Swift. Thanks – Dx_ Aug 8 '16 at 6:00 works well within cells in tableview, lovely ...