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How to convert java.sql.timestamp to LocalDate (java8) java.time?
...before any timestamp -> java.time conversion:
public static void main(String... args) {
TimeZone utcTimeZone = TimeZone.getTimeZone("UTC");
TimeZone.setDefault(utcTimeZone);
...
timestamp.toLocalDateTime().toLocalDate();
}
Or you can use toInstant.atZone chain:
timestamp.toIn...
Do Git tags only apply to the current branch?
...ints to.
(Commit IDs (a.k.a. object names or SHA-1 IDs) are 40-character strings composed of hex. digits that are hashes over the contents of a commit; e.g.: 6f6b5997506d48fc6267b0b60c3f0261b6afe7a2)
Branches come into play only indirectly:
At the time of creating a tag, by implying the c...
How can I combine hashes in Perl?
...es an empty vs non-empty value in the first place? (eg. undef, zero, empty string, false, falsy ...)
See also
PM post on merging hashes
PM Categorical Q&A hash union
Perl Cookbook 5.10. Merging Hashes
websearch://perlfaq "merge two hashes"
websearch://perl merge hash
https://metacpan.org/po...
What is the purpose of “!” and “?” at the end of method names?
... just looks weird.
In your example, name.reverse evaluates to a reversed string, but only after the name.reverse! line does the name variable actually contain the reversed name. name.is_binary_data? looks like "is name binary data?".
...
Firefox Add-on RESTclient - How to input POST parameters?
...er needs to be set as per below image.
request body can be passed as json string in text area.
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Specify custom Date format for colClasses argument in read.table/read.csv
...
You can write your own function that accepts a string and converts it to a Date using the format you want, then use the setAs to set it as an as method. Then you can use your function as part of the colClasses.
Try:
setAs("character","myDate", function(from) as.Date(fr...
Java Persistence / JPA: @Column vs @Basic
... basic attribute is one where the attribute class is a simple type such as String, Number, Date or a primitive. A basic attribute's value can map directly to the column value in the database.
The types and conversions supported depend on the JPA implementation and database platform. Any basic attri...
Rotating a point about another point (2D)
...nt
{
public double X;
public double Y;
public string Print(){
return $"{X},{Y}";
}
}
}
Ps: Apparently I can’t comment, so I’m obligated to post it as an answer ...
s...
Understanding spring @Configuration class
... follows:
@Autowired
@Value("${some.interesting.property}")
private final String someInterestingProperty;
This can be used with SpEL expressions as well.
In order to allow spring to treat such classes as beans containers we need to mark this in our main xml by putting this tag in the context:
&...
Why #egg=foo when pip-installing from git repo
...
per pip install -h the "egg" string is the directory that gets checked out as part of the install
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