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Shallow copy of a Map in Java
... [...] It's a shame that Cloneable is broken, but it happens.
Bloch (who by the way, designed and implemented the Collection framework) even went further in saying that he only provides the clone() method just "because people expect it". He does NOT actually recommend using it at all.
I think t...
Change x axes scale in matplotlib
...displayed using the flags in rcParams (from matplotlib import rcParams) or by setting them directly. I haven't found a more elegant way of changing between '1e' and 'x10^' scientific notation than:
ax.xaxis.major.formatter._useMathText = True
This should give you the more Matlab-esc, and indeed a...
bootstrap modal removes scroll bar
...ap css says
.modal-open {
overflow: hidden;
}
You can override this by specifying
.modal-open {
overflow: scroll;
}
in your own css.
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Why is DarkGray lighter than Gray?
...riosity here, tinged with some practical concerns because I get caught out by this occasionally.
3 Answers
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How can I get every nth item from a List?
...
Yes, I suppose it sort of depends what you mean by "nth," but your interpretation might be more common. Add or subtract from i to suit your needs.
– mqp
Mar 25 '09 at 17:39
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Do interfaces inherit from Object class in java
..., they don't. And there is no common "root" interface implicitly inherited by all interfaces either (as in the case with classes) for that matter.(*)
If no then how we are able to call the method of object class on interface instance
An interface implicitly declared one method for each public meth...
PHP json_encode encoding numbers as strings
...HP and MySQL ;; that is something that is (at least in some case) correcte by the new mysqlnd driver that comes with PHP 5.3 (see blog.ulf-wendel.de/?p=184 ; search for "integer" in the page to find the interesting sentence) ;; but I agree that this is not nice ^^
– Pascal MART...
What does && mean in void *p = &&abc;
... Now imagine how better programmers everyone would be if gcc had -pedantic by default. Then people would learn C instead of irrelevant information about gnus.
– Lundin
May 24 '11 at 6:40
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How to write a cron that will run a script every day at midnight?
...on Ubuntu. Your crontab line will look something like this:
00 00 * * * ruby path/to/your/script.rb
(00 00 indicates midnight--0 minutes and 0 hours--and the *s mean every day of every month.)
Syntax:
mm hh dd mt wd command
mm minute 0-59
hh hour 0-23
dd day of month 1-31
mt month ...
No route matches [GET] /assets
... do it either, since it's just a wrapper around Rails.
This is controlled by this setting in config/environments/production.rb in your application:
config.serve_static_files = false
Or in Rails 5:
# config/environments/production.rb
config.public_file_server.enabled = true
Or set ENV['RAILS_S...