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Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.

... This error can be thrown when you import a different library for @Id than Javax.persistance.Id ; You might need to pay attention this case too In my case I had import javax.persistence.Entity; import javax.persistence.Generated...
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Node.js Mongoose.js string to ObjectId function

... Does this throw an error if it's an invalid string? Looking for the best way to do input validation in a REST API for mongo id fields. – Zambonilli Jul 21 '14 at 18:42 ...
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External resource not being loaded by AngularJs

... problem using Videogular. I was getting the following when using ng-src: Error: [$interpolate:interr] Can't interpolate: {{url}} Error: [$sce:insecurl] Blocked loading resource from url not allowed by $sceDelegate policy I fixed the problem by writing a basic directive: angular.module('app').di...
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Are there disadvantages to using a generic varchar(255) for all text-based fields?

... strings from entering the RDBMS and causing buffer overruns or exceptions/errors later when retrieving and parsing values from the database that are longer (more bytes) than expected. For example, if you have a field that accepts two-character strings for country abbreviations then you have no con...
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Check if one IEnumerable contains all elements of another IEnumerable

...tyComparer<TSource> comparer) { if (first == null) throw Error.ArgumentNull("first"); if (second == null) throw Error.ArgumentNull("second"); return Enumerable.IntersectIterator<TSource>(first, second, comparer); } private static IEnumerable<TSource> In...
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Performance of Find() vs. FirstOrDefault() [duplicate]

...ce, Func<TSource, bool> predicate) { if (source == null) throw Error.ArgumentNull("source"); if (predicate == null) throw Error.ArgumentNull("predicate"); foreach (TSource source1 in source) { if (predicate(source1)) return source1; } return default (TSource); } ...
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commands not found on zsh

...ng this in your terminal first: export PATH=$HOME/.local/bin:$PATH If the error disappears after you type this into the terminal and your terminal functions normally, the above solution will work. If it doesn't, you'll have to find the folder where your reference error is located (the thing not fo...
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How to check for null in Twig?

...se (such as zero, empty string and empty array). Besides, it will cause an error if var is not defined. A safer way would be: {% if var is not defined or var is null %} which can be shortened to: {% if var|default is null %} If you don't provide an argument to the default filter, it assumes NU...
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RegEx match open tags except XHTML self-contained tags

... ~10k pages, all with the same HTML template. They were littered with HTML errors that caused parsers to choke, and all their styling was inline or with <font> etc.: no classes or IDs to help navigate the DOM. After fighting all day with the "right" approach, I finally switched to a regex solu...
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What breaking changes are introduced in C++11?

...ain() { auto int i = 0; return i; } is perfectly valid C++03, but a syntax error in C++11. The only warning I can get compilers to give for it in C++03 mode is a warning about compatibility. – user743382 Sep 14 '14 at 10:37 ...