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How to use regex with find command?
...atches the whole path.
Example:
susam@nifty:~/so$ find . -name "*.jpg"
./foo-111.jpg
./test/81397018-b84a-11e0-9d2a-001b77dc0bed.jpg
./81397018-b84a-11e0-9d2a-001b77dc0bed.jpg
susam@nifty:~/so$
susam@nifty:~/so$ find . -regextype sed -regex ".*/[a-f0-9\-]\{36\}\.jpg"
./test/81397018-b84a-11e0-9d2...
What is the difference between include and extend in Ruby?
...s they don't clash
It gives Klazz access to Mod's module variables, e.g. @@foo or @@bar
raises ArgumentError if there are cyclic includes
Attaches the module as the caller's immediate ancestor (i.e. It adds Mod to Klazz.ancestors, but Mod is not added to the chain of Klazz.superclass.superclass.supe...
Foreign keys in mongo?
...Mongoid::Document
field :name
has_many :scores
end
Edit:
> db.foo.insert({group:"phones"})
> db.foo.find()
{ "_id" : ObjectId("4df6539ae90592692ccc9940"), "group" : "phones" }
{ "_id" : ObjectId("4df6540fe90592692ccc9941"), "group" : "phones" }
>db.foo.find({'_id...
When do I need to use a semicolon vs a slash in Oracle SQL?
....0 - Production
With the Partitioning and OLAP options
SQL> drop table foo;
Table dropped.
SQL> /
drop table foo
*
ERROR at line 1:
ORA-00942: table or view does not exist
In this case one actually notices the error.
But assuming there is a SQL script like this:
drop table...
Must Dependency Injection come at the expense of Encapsulation?
...er of the dependency must know both that the object in question requires a Foo, and the provider has to have a way of providing the Foo to the object.
Classically this latter case is handled as you say, through constructor arguments or setter methods. However, this is not necessarily true - I know...
Should I use alias or alias_method?
...dict: Use alias_method - it gives you a ton more flexibility.
Usage:
def foo
"foo"
end
alias_method :baz, :foo
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jQuery event to trigger action when a div is made visible
...he clearInterval() upon successful call-out.
Here's an example:
function foo() {
$('.visibilityCheck').each(function() {
if ($(this).is(':visible')){
// do something
}
});
}
window.setInterval(foo, 100);
You can also perform some performance improvements on i...
Static member functions error; How to properly write the signature?
...
I'm guessing you've done something like:
class Foo
{
static void Bar();
};
...
static void Foo::Bar()
{
...
}
The "static void Foo::Bar" is incorrect. You don't need the second "static".
...
Is there a ceiling equivalent of // operator in Python?
...
so foobar = math.ceil(foo / bar)? Hmm, I can live with that, don't know of anywhere I wanted to use that, was just curious, thanks
– Cradam
Feb 11 '13 at 22:51
...
What is choice_set in this Django app tutorial?
...rom Question too, automatically generating a field on each instance called foo_set where Foo is the model with a ForeignKey field to that model.
choice_set is a RelatedManager which can create querysets of Choice objects which relate to the Question instance, e.g. q.choice_set.all()
If you don't l...