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How do I dump an object's fields to the console?

...", "reverse", "reverse!", "rindex", "rjust", "rstrip", "rstrip!", "scan", "select", "send", "singleton_methods", "size", "slice", "slice!", "sort", "sort_by", "split", "squeeze", "squeeze!", "strip", "strip!", "sub", "sub!", "succ", "succ!", "sum", "swapcase", "swapcase!", "taguri", "taguri=", "tain...
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How to deal with persistent storage (e.g. databases) in Docker

... In case it is not clear from update 5 of the selected answer, as of Docker 1.9, you can create volumes that can exist without being associated with a specific container, thus making the "data-only container" pattern obsolete. See Data-only containers obsolete with dock...
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Chrome hangs after certain amount of data transfered - waiting for available socket

...(In Chrome only): Go to the address bar and type chrome://net-internals. Select Sockets from the menu. Click on the Flush socket pools button. This solution is not recommended because you shouldn't expect your visitors to follow these instructions to be able to view your site. ...
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How to add custom method to Spring Data JPA

... public List<MyEntity> doSomeHql(Long id) { String hql = "SELECT eFROM MyEntity e WHERE e.id = :id"; TypedQuery<MyEntity> query = entityManager.createQuery(hql, MyEntity.class); query.setParameter("id", id); return query.getResultList(); } @Sup...
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Java Naming Convention with Acronyms [closed]

....e. with DvdPlayer you can type "DP" and press Ctrl+1 to get the choice to select DvdPlayer, but if you had DVDPlayer you would have to type "DVDP". And is even more annoying if it is longer. I wouldn't like to have an UNESCOConnector in my code. Anyway it is a matter of choice. ...
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When to use .First and when to use .FirstOrDefault with LINQ?

... The only thing I'd add is that if the default value for the type you're selecting could be a valid value, for instance your result might be the int value 0, then handling the exception seems to be the best way to handle this. – PeterBelm Apr 19 '12 at 8:59 ...
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What is the C# equivalent of NaN or IsNumeric?

...eference to the Visual Basic Library by right clicking on your project and selecting "Add Reference": Then import it in your class as shown below: using Microsoft.VisualBasic; Next use it wherever you want as shown below: if (!Information.IsNumeric(softwareVersion)) { ...
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Find all records which have a count of an association greater than zero

...> 17 [14] pry(main)> Article.joins(:comments).distinct.to_sql => "SELECT DISTINCT \"articles\".* FROM \"articles\" INNER JOIN \"comments\" ON \"comments\".\"article_id\" = \"articles\".\"id\"" share | ...
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FileSystemWatcher Changed event is raised twice

...<FileSystemEventArgs>(fileSystemWatcher, "Renamed") .Select(e => e.EventArgs) .Distinct(e => e.FullPath) .Subscribe(onNext); – Kjellski Oct 24 '14 at 15:55 ...
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Format of the initialization string does not conform to specification starting at index 0

... while calling enable-migrations. Even if in the Package Manager Console I selected the right Default project, it was still looking at the web.config file of that startup project, where the connection string wasn't present. ...