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sql = "select *, (select count(books.id) from books where books.authorsid=authors.id) as books_count from authors " | |
authors = Author.find_by_sql(sql) | |
authors.first.books_count |
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package main | |
import ( | |
"database/sql" | |
"errors" | |
"fmt" | |
_ "github.com/bmizerany/pq" | |
"os" | |
"regexp" | |
"strings" |
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# 搭配 http://qiita.com/yanolab/items/1e0dd7fd27f19f697285 服用 | |
require 'ffi' | |
require 'benchmark' | |
module LibGo | |
extend FFI::Library | |
ffi_lib './libgo.so' | |
attach_function :fib, [:int], :int | |
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Start: Fri Jul 24 16:07:45 2015 | |
HOST: home Loss% Snt Last Avg Best Wrst StDev | |
1.|-- gateway 0.0% 10 0.3 0.2 0.2 0.3 0.0 | |
2.|-- 175-182-237-1.adsl.dynami 0.0% 10 7.2 7.0 6.8 7.2 0.0 | |
3.|-- h129-192-72-46.seed.net.t 0.0% 10 7.4 7.2 6.8 7.6 0.0 | |
4.|-- R56-137.seed.net.tw 0.0% 10 7.4 7.2 6.9 7.8 0.0 | |
5.|-- R56-158.seed.net.tw 0.0% 10 9.8 8.6 7.7 9.8 0.3 | |
6.|-- h74-192-72-123.seed.net.t 0.0% 10 7.8 7.6 7.3 7.8 0.0 | |
7.|-- 140.111.255.129 0.0% 10 148.4 147.6 146.0 149.0 1.1 |
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A=123 | |
B=456 | |
C=A1B2C3 | |
FOO=bar |
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@browser = Selenium::Client::Driver.new \ | |
:host => "localhost", | |
:port => 4444, | |
:browser => "*firefox", | |
:url => "http://www.google.com", | |
:timeout_in_second => 60 | |
@browser.start_new_browser_session | |
@browser.open "/" | |
@browser.type "q", "Ruby Tuesday #11" |
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@@asset_timestamps_cache = {} | |
@@asset_timestamps_cache_guard = Mutex.new | |
# Use the RAILS_ASSET_ID environment variable or the source's | |
# modification time as its cache-busting asset id. | |
def rails_asset_id(source) | |
if asset_id = ENV["RAILS_ASSET_ID"] | |
asset_id | |
else |
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<ul> | |
<li>AAA</li> | |
<div class="foo"> | |
<li class="bar">BBBB</li> | |
</div> | |
</ul> |
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<li class="categories"> | |
<div class="col"> | |
<label class="desc">日記分類</label> | |
<select> | |
<option>----------請選擇一個分類----------</option> | |
<option>滿月</option> | |
<option>第一次不依靠攙扶會自己行走</option> | |
<option>幼稚園開學</option> | |
<option>百日禮</option> | |
<option>收涎</option> |
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<li class="categories"> | |
<label class="desc">日記分類</label> | |
<div class="col"> | |
<select> | |
<option>----------請選擇一個分類----------</option> | |
<option>滿月</option> | |
<option>第一次不依靠攙扶會自己行走</option> | |
<option>幼稚園開學</option> | |
<option>百日禮</option> |
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