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How to clean project cache in Intellij idea like Eclipse's clean?
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FYI, at least by IntelliJ 2017.1 (preview), this menu item has changed to File > Invalidate Caches / Restart.
– Basil Bourque
Mar 10 '17 at 6:16
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In C++, what is a virtual base class?
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I have to downvote this answer for the reason outlined by M.M -- the diagram expresses the opposite of the post.
– David Stone
Oct 2 '16 at 17:47
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How to check if a value exists in an array in Ruby
... an in? method in ActiveSupport (part of Rails) since v3.1, as pointed out by @campaterson. So within Rails, or if you require 'active_support', you can write:
'Unicorn'.in?(['Cat', 'Dog', 'Bird']) # => false
OTOH, there is no in operator or #in? method in Ruby itself, even though it has been ...
Invalid URI: The format of the URI could not be determined
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I worked around this by using UriBuilder instead.
UriBuilder builder = new UriBuilder(slct.Text);
if (DeleteFileOnServer(builder.Uri))
{
...
}
share
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Why do we have map, fmap and liftM?
...he Functor class is too common to ignore, and beginners are often confused by error messages anyway!
– C. A. McCann
Sep 18 '11 at 19:30
12
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Escape double quote character in XML
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" is not correctly interpreted by Android when the string is surrounded with double quotes. In this case E-max answer is the only one to work.
– Softlion
Apr 1 '18 at 6:10
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How do you rebase the current branch's changes on top of changes being merged in?
... @Jonathan it's cool. This is a little bit of a tricky topic. By the way, git rebase working would move master's changes (after the point that working branched off) to be on top of the working branch — but that's not a very sensible thing to do to master :)
– hob...
Split string with delimiters in C
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Hi! the strtok is marked as obsoleted by strsep(3) in man page.
– osgx
Jun 30 '12 at 8:27
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Why git keeps showing my changes when I switch branches (modified,added, deleted files) no matter if
... if you have changes you haven't committed, they're going to be unaffected by switching branches. Of course, if switching branches is incompatible with your changes, git checkout will simply refuse to do it.
git add is a command for staging changes, which you will then commit. It does not record th...
How to create a unique index on a NULL column?
...to expand it to more such columns.
Suppose we the information represented by a table like this:
create table the_entity_incorrect
(
id integer,
uniqnull integer null, /* we want this to be "unique and nullable" */
primary key (id)
);
We can do it by putting uniqnull apart and adding a seco...