mokimokisan https://blog.hatena.ne.jp/mokimokisan/ serenska’s diary https://serenska.hateblo.jp/ Java 気になるソースを見かけた。具体的にはこんな感じ。 try { Connection conn = DriverManager.getConnection(URL, USER, PASSWORD); String sql = "SELECT * FROM SOMETABLE WHERE ID = ?"; PreparedStatement ps = conn.prepareStatement(sql); ps.setString(1, "foo"); ResultSet rs = stmt.executeQuery(); if (rs != null) { while (rs.next()) {… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fserenska.hateblo.jp%2Fentry%2F20120411%2F1334155085" title=" ResultSetをcloseする時はNULL判定すべし - serenska’s diary" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://images-fe.ssl-images-amazon.com/images/I/51E1m-weAXL._SL160_.jpg Hatena Blog https://hatena.blog 2012-04-11 23:38:05 rich https://serenska.hateblo.jp/entry/20120411/1334155085 1.0 100%