sudo yum -y update
sudo yum-config-manager --enable epel
sudo yum -y install make automake gcc gcc-c++ libcurl-devel proj-devel geos-devel
cd /tmp
curl -L http://download.osgeo.org/gdal/2.0.0/gdal-2.0.0.tar.gz | tar zxf -
cd gdal-2.0.0/
./configure --prefix=/usr/local --without-python
make -j4
sudo make install
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<?xml version="1.0"?> | |
<!DOCTYPE fontconfig SYSTEM "fonts.dtd"> | |
<fontconfig> | |
<!-- | |
Documented at | |
http://linux.die.net/man/5/fonts-conf | |
To check font mapping run the command at terminal | |
$ fc-match 'helvetica Neue' |
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namespace :db do | |
namespace :enable do | |
desc "enable hstore extension" | |
task :hstore => [:environment, :load_config] do | |
ActiveRecord::Base.connection.execute('CREATE EXTENSION IF NOT EXISTS hstore;') | |
end | |
end | |
Rake::Task['db:schema:load'].enhance ['db:enable:hstore'] | |
end |
Sometimes you need to iterate over a ton of items and you don't want the overhead of creating AR objects out of all of them. Hell, you only need a few things! Well, #pluck has your back.
But what if you want to iterate over many tonnes of items?
Pluck in batches to the rescue!
This isn't the exact code that I use in my code base, but it is damn close.
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$stack, $draws = [], {} | |
def method_missing *args | |
return if args[0][/^to_/] | |
$stack << args.map { |a| a or $stack.pop } | |
$draws[$stack.pop(2)[0][0]] = args[1] if args[0] == :< | |
end | |
class Array | |
def +@ |
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require 'stringio' | |
require 'timeout' | |
class Object | |
def methods_returning(expected, *args, &blk) | |
old_stdout = $> | |
$> = StringIO.new | |
methods.select do |meth| | |
Timeout::timeout(1) { dup.public_send(meth, *args, &blk) == expected rescue false } rescue false |
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.vagrant |
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SPC | |
SPC: find file | |
, switch buffer | |
. browse files | |
: MX | |
; EX | |
< switch buffer | |
` eval | |
u universal arg | |
x pop up scratch |
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