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Only using @JsonIgnore during serialization, but not deserialization
I have a user object that is sent to and from the server. When I send out the user object, I don't want to send the hashed password to the client. So, I added @JsonIgnore on the password property, but this also blocks it from being deserialized into the password that makes it hard to sign up users...
What's invokedynamic and how do I use it?
...ep hearing about all the new cool features that are being added to the JVM and one of those cool features is invokedynamic. I would like to know what it is and how does it make reflective programming in Java easier or better?
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Is there a Java equivalent to C#'s 'yield' keyword?
...ons I know of is Aviad Ben Dov's infomancers-collections library from 2007 and Jim Blackler's YieldAdapter library from 2008 (which is also mentioned in the other answer).
Both will allow you to write code with yield return-like construct in Java, so both will satisfy your request. The notable diff...
How can I convert an RGB image into grayscale in Python?
I'm trying to use matplotlib to read in an RGB image and convert it to grayscale.
12 Answers
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Truly understanding the difference between procedural and functional
I'm really having a hard time understanding the difference between procedural and functional programming paradigms.
9 A...
Should I use char** argv or char* argv[]?
I'm just learning C and was wondering which one of these I should use in my main method. Is there any difference? Which one is more common?
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git diff renamed file
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The issue with the difference between HEAD^^ and HEAD is that you have an a.txt in both commits, so just considering those two commits (which is what diff does), there is no rename, there is a copy and a change.
To detect copies, you can use -C:
git diff -C HEAD^^ HEA...
How to get datetime in JavaScript?
... answered Apr 30 '14 at 17:34
Andrew MaoAndrew Mao
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Passing argument to alias in bash [duplicate]
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An alias will expand to the string it represents. Anything after the alias will appear after its expansion without needing to be or able to be passed as explicit arguments (e.g. $1).
$ alias foo='/path/to/bar'
$ foo some args
will get expa...
Is there any boolean type in Oracle databases?
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@Irfy Recently, I saw N and F being used, because ON and OFF begin with the same letter...
– JimmyB
Dec 10 '15 at 16:15
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