MySQLでSELECTした結果をファイルに保存する
INTO OUTFILEを使う SELECT * FROM table INTO OUTFILE '/tmp/select.dump' リダイレクトする 権限がないとHY000 などのエラーが発...
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UPDATEで0と1を入れ替えるSQL
SETにCASE文を使う UPDATE mytable SET is_active = CASE WHEN is_active = 1 THEN 0 ELSE 1 END WHERE mytab...
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Symfony2でSass、Compassを使う方法
Sass/Compassインストール gem install sass gem install compass config.yml assetic: debug: %kern...
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