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How to subtract X day from a Date object in Java?
...h Java 8's date time API change, Use LocalDate
LocalDate date = LocalDate.now().minusDays(300);
Similarly you can have
LocalDate date = someLocalDateInstance.minusDays(300);
Refer to https://stackoverflow.com/a/23885950/260990 for translation between java.util.Date <--> java.time.LocalDa...
Does ruby have real multithreading?
I know about the "cooperative" threading of ruby using green threads . How can I create real "OS-level" threads in my application in order to make use of multiple cpu cores for processing?
...
How to post pictures to instagram using API
...
Update:
Instagram are now banning accounts and removing the images based on this method. Please use with caution.
It seems that everyone who has answered this question with something along the lines of it can't be done is somewhat correct. Offi...
Mixing Angular and ASP.NET MVC/Web api?
I come from using ASP.NET MVC/Web API and now I am starting to use Angular but I am not clear on the proper way to mix them.
...
What exactly does Perl's “bless” do?
...h a class.
package MyClass;
my $object = { };
bless $object, "MyClass";
Now when you invoke a method on $object, Perl know which package to search for the method.
If the second argument is omitted, as in your example, the current package/class is used.
For the sake of clarity, your example migh...
Python assigning multiple variables to same value? list behavior
...t element of a to 1, the first elements of b and c are 1.
If you want to know if two names are naming the same object, use the is operator:
>>> a=b=c=[0,3,5]
>>> a is b
True
You then ask:
what is different from this?
d=e=f=3
e=4
print('f:',f)
print('e:',e)
Here, you'r...
Android Studio vs Eclipse + ADT Plugin? [closed]
...
The last update is now more than a year old, so here goes another update (25th of October 2016):
TL;DR
Eclipse ADT has been deprecated and should no longer be used.
Android Studio is a stable product and is updated much more frequently than ...
Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
...nsider: If floor() returned an integer, what should floor(1.0e30) return?
Now, while Python's integers are now arbitrary precision, it wasn't always this way. The standard library functions are thin wrappers around the equivalent C library functions.
...
How to add one day to a date? [duplicate]
... as java.util.Date, java.util.Calendar, and java.text.SimpleDateFormat are now legacy, supplanted by the java.time classes built into Java 8 and later. And the Joda-Time project is now in maintenance mode, with the team advising migration to the java.time classes.
– Basil Bourq...
Convert to/from DateTime and Time in Ruby
...ew_offset, :gm)
end
def to_local_time
to_time(new_offset(DateTime.now.offset-offset), :local)
end
private
def to_time(dest, method)
#Convert a fraction of a day to a number of microseconds
usec = (dest.sec_fraction * 60 * 60 * 24 * (10**6)).to_i
Time.send(method, dest.yea...