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How do I use a custom Serializer with Jackson?
...er to extend org.codehaus.jackson.map.ser.SerializerBase as it will have standard implementations of non-essential methods (i.e. everything but actual serialization call).
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Removing duplicates in lists
...retty much I need to write a program to check if a list has any duplicates and if it does it removes them and returns a new list with the items that weren't duplicated/removed. This is what I have but to be honest I do not know what to do.
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What does “%.*s” mean in printf?
...point to somewhere inside the original string (possibly at the beginning), and str_len will specify the length of the sub-string that should be printed.
– Sonic Atom
Jan 25 '16 at 13:37
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Interface type check with Typescript
...ou could instead add a discriminator. The below is the most basic example, and requires you to manage your own discriminators... you'd need to get deeper into the patterns to ensure you avoid duplicate discriminators.
interface A{
discriminator: 'I-AM-A';
member:string;
}
function instance...
Decimal separator comma (',') with numberDecimal inputType in EditText
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A workaround (until Google fix this bug) is to use an EditText with android:inputType="numberDecimal" and android:digits="0123456789.,".
Then add a TextChangedListener to the EditText with the following afterTextChanged:
public void afterTextChanged(Editable s) {
double doubleValue = 0...
How to trim leading and trailing white spaces of a string?
Which is the effective way to trim the leading and trailing white spaces of string variable in Go?
7 Answers
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How can I add a string to the end of each line in Vim?
... @dirkgently How can I pass a string variable as an argument to this command (you know, instead of the *) ?
– Matheus Rotta
Sep 4 '17 at 22:24
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What is the best (idiomatic) way to check the type of a Python variable? [duplicate]
...scussion. What are its advantages? Can we see some example code, to understand how it compares? The ABC PEP link is rather heavy with theory and quite a lot to consume when the goal is to simply test if something is a dict or string. Is there additional effort to implement ABCs, and (especially for ...
Can a C++ enum class have methods?
I have an enum class with two values, and I want to create a method which receives a value
and returns the other one. I also want to maintain type safety(that's why I use enum class instead of enums).
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Why are C# 3.0 object initializer constructor parentheses optional?
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This question was the subject of my blog on September 20th 2010. Josh and Chad's answers ("they add no value so why require them?" and "to eliminate redundancy") are basically correct. To flesh that out a bit more:
The feature of allowing you to elide the argument list as part of the "larger f...