Overview JDBC is an important part of the Java API, as most real-world Java applications require a database. Learning Java ...
Safe coding is a collection of software design practices and patterns that allow for cost-effectively achieving a high degree ...
Oversecured flagged 1,575 flaws in 10 Android health apps with 14.7M installs, putting chats, CBT notes, and mood logs at risk, per BleepingComputer.
近期,Google对一长期利用EZPass和USPS名义实施大规模短信诈骗的跨国团伙提起的诉讼,不仅标志着科技企业在打击网络黑产中的角色从被动防御转向主动出击,更暴露了当前反欺诈体系面临的严峻挑战。该团伙通过滥用Google ...
这不是一条 SQL 就搞定的事情吗? 我曾经负责过的并发量蛮高的商品库存系统,核心扣减逻辑真的就是靠一条 SQL 搞定的。没有引入分布式锁(如 Redis Lock)或者消息队列。 核心思路其实就是数据库层面的乐观锁。利用 MySQL 的行锁特性 + UPDATE 语句的原子性,再配合 Java 中判断影响行数(Affected ...