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Iterating over Java collections in Scala
...MutableIterator.Wrapper
– samg
Dec 30 '09 at 23:21
37
This answer is obsolete in Scala 2.8; see s...
Recursively remove files
...
change to the directory, and use:
find . -name ".DS_Store" -print0 | xargs -0 rm -rf
find . -name "._*" -print0 | xargs -0 rm -rf
Not tested, try them without the xargs first!
You could replace the period after find, with the directory, instead of changing to the directory first.
find ...
Can I use a binary literal in C or C++?
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70
You can use BOOST_BINARY while waiting for C++0x. :) BOOST_BINARY arguably has an advantage ove...
How can I compare two dates in PHP?
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in the database the date looks like this 2011-10-2
Store it in YYYY-MM-DD and then string comparison will work because '1' > '0', etc.
share
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improve this answ...
How do I print out the contents of an object in Rails for easy debugging?
...ssor :name, :age
end
user = User.new
user.name = "John Smith"
user.age = 30
puts user.inspect
#=> #<User:0x423270c @name="John Smith", @age=30>
puts user.to_yaml
#=> --- !ruby/object:User
#=> age: 30
#=> name: John Smith
Hope that helps.
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Javascript - Track mouse position
...tially, when a page loads - this tracker should start and for (say) every 100 ms, I should get the new value of posX and posY and print it out in the form.
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Apache Proxy: No protocol handler was valid
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answered Sep 25 '14 at 18:03
Brad ParksBrad Parks
50k5151 gold badges206206 silver badges278278 bronze badges
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Xcode: What is a target and scheme in plain language?
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answered Dec 17 '13 at 15:20
James WebsterJames Webster
30.6k1111 gold badges6464 silver badges112112 bronze badges
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Select n random rows from SQL Server table
I've got a SQL Server table with about 50,000 rows in it. I want to select about 5,000 of those rows at random. I've thought of a complicated way, creating a temp table with a "random number" column, copying my table into that, looping through the temp table and updating each row with RAND() , and ...
How do I center floated elements?
...gination a {
- display: block;
+ display: inline-block;
width: 30px;
height: 30px;
- float: left;
margin-left: 3px;
background: url(/images/structure/pagination-button.png);
}
(remove the lines starting with - and add the lines starting with +.)
.pagination {
...