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What is the easiest way to ignore a JPA field during persistence?

... response. In order to avoid a field from an entity to be persisted in DB one can use one of the two mechanisms: @Transient - the JPA annotation marking a field as not persistable transient keyword in java. Beware - using this keyword, will prevent the field to be used with any serialization mech...
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Git will not init/sync/update new submodules

...t work, then as described above git submodule add url should do the trick. One can cross check this by git config --list and one should get an entry of the submodule you want to pull in the result of the git config --list command. If there is an entry of your submodule in the config result, the...
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What's the difference between => , ()=>, and Unit=>

...ame: => Type The => Type notation stands for call-by-name, which is one of the many ways parameters can be passed. If you aren't familiar with them, I recommend taking some time to read that wikipedia article, even though nowadays it is mostly call-by-value and call-by-reference. What it mea...
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How do I rename an open file in Emacs?

...e in Emacs? While I'm viewing it? Something like save-as, but the original one should go away. 10 Answers ...
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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on

... One big advantage of the ~/.rspec solution is the portability. E.g. our CI server does not handle color output very well. With the user dir config file, we can easily adopt to different environments. – C...
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What is “export default” in javascript?

...en export default is used, this is much simpler. Script files just exports one thing. cube.js export default function cube(x) { return x * x * x; }; and used as App.js import Cube from 'cube'; console.log(Cube(3)); // 27 ...
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Keystore change passwords

...that only I should know. I now need to give access to that keystore to someone else, so I would like to either: 8 Answers ...
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Node.js Web Application examples/tutorials [closed]

...vember which is now available in Video from. He shows to great extend how one can use YUI3 to render out widgets on the server side an make them work with GET requests when JS is disabled, or just make them work normally when it's active. He also shows examples of how to use server side DOM to app...
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Correct way to detach from a container without stopping it

... Update: As mentioned in below answers Ctrl+p, Ctrl+q will now turn interactive mode into daemon mode. Well Ctrl+C (or Ctrl+\) should detach you from the container but it will kill the container because your main process is a bash. A litt...
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How to check if a String contains another String in a case insensitive manner in Java?

...portant to quote it first. I've corrected my answer since it is the first one people will see, but vote up Matt Quail's since he pointed this out. share | improve this answer | ...