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How to tell Jackson to ignore a field during serialization if its value is null?
How can Jackson be configured to ignore a field value during serialization if that field's value is null.
19 Answers
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What's the yield keyword in JavaScript?
I heard about a "yield" keyword in JavaScript, but I found very poor documentation about it. Can someone explain me (or recommend a site that explains) its usage and what it is used for?
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How to save and restore multiple different sessions in Vim?
...vim file and you'll have your old session back:
:source ~/mysession.vim
or open vim with the -S option:
$ vim -S ~/mysession.vim
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How do I push a local Git branch to master branch in the remote?
...d develop in my local repo, and I want to make sure that when I push it to origin it's merged with the origin/master. Currently, when I push it's added to a remote develop branch.
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What's the difference between window.location and document.location in JavaScript?
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According to the W3C, they are the same. In reality, for cross browser safety, you should use window.location rather than document.location.
See: http://www.w3.org/TR/html/browsers.html#dom-location
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How to make git diff --ignore-space-change the default
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According to the Git Config manual, there's no such option. Your only option is to make an alias.
http://git-scm.com/docs/git-config
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Try/Catch block in PHP not catching Exception
... the namespace called B!). All I had to do to fix it was to add backslash (or whatever it's called) to the exception name so it would look like this: \A\MyException
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“FOUNDATION_EXPORT” vs “extern”
I would like to ask what's the reason behind using FOUNDATION_EXPORT instead of extern in Objective C projects.
1 Ans...
How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session
...ion_context_class">thread</property>
in your configuration.
In order to overcome this problem you could change the configuration of session factory or open another session and only than ask for those lazy loaded objects. But what I would suggest here is to initialize this lazy collection...
E731 do not assign a lambda expression, use a def
...Yes:
def f(x): return 2*x
No:
f = lambda x: 2*x
The first form means that the name of the resulting
function object is specifically 'f' instead of the generic '<lambda>'.
This is more useful for tracebacks and string representations in
general. The use of the assignment s...