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JPA eager fetch does not join

What exactly does JPA's fetch strategy control? I can't detect any difference between eager and lazy. In both cases JPA/Hibernate does not automatically join many-to-one relationships. ...
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Query an XDocument for elements by name at any depth

I have an XDocument object. I want to query for elements with a particular name at any depth using LINQ. When I use Descendants("element_name") , I only get elements that are direct children of the current level. What I'm looking for is the equivalent of "//element_name" in XPath...should I ju...
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Arrow operator (->) usage in C

... Days" (I have already learned Java and C# so I am moving at a much faster pace). I was reading the chapter on pointers and the -> (arrow) operator came up without explanation. I think that it is used to call members and functions (like the equivalent of the . (dot) operator, but for pointe...
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How to remove all whitespace from a string?

...eneral, we want a solution that is vectorised, so here's a better test example: whitespace <- " \t\n\r\v\f" # space, tab, newline, # carriage return, vertical tab, form feed x <- c( " x y ", # spaces before, after and in between " \u2190 \u2192 ", # ...
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Python regular expressions return true/false

Using Python regular expressions how can you get a True / False returned? All Python returns is: 6 Answers ...
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Mac zip compress without __MACOSX folder?

When I compress files with the built in zip compressor in Mac OSX, it results in an extra folder titled "__MACOSX" created in the extracted zip. ...
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How can I inject a property value into a Spring Bean which was configured using annotations?

I have a bunch of Spring beans which are picked up from the classpath via annotations, e.g. 18 Answers ...
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How to swap two variables in JavaScript

... Here's a one-liner to swap the values of two variables. Given variables a and b: b = [a, a = b][0]; Demonstration below: var a=1, b=2, output=document.getElementById('output'); output.innerHTML="<p>Original: "+a+", "+b+"&lt...
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Jquery If radio button is checked

... radio buttons at the moment so that the user can decide whether they need postage included in the price or not: 9 Answers ...
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Limit File Search Scope in Sublime Text 2

In Sublime Text, I often use Cmd + P / Ctrl + P to search and jump between files. 12 Answers ...