https://blog.knowckx.top/categories/golang/Recent content in Golang on Knowckx | 技术、金融、思考笔记Hugo -- gohugo.iozhWed, 24 Dec 2025 11:01:31 +0800https://blog.knowckx.top/p/%E7%90%86%E8%A7%A3sync.once/Sun, 05 Jan 2025 08:00:00 +0800https://blog.knowckx.top/p/%E7%90%86%E8%A7%A3sync.once/讲解 sync.Once 的工作原理、源码实现和一个限制并发只执行一次的扩展示例。https://blog.knowckx.top/p/golang%E9%94%99%E8%AF%AF%E5%A4%84%E7%90%86-%E4%BD%BF%E7%94%A8errors%E5%8C%85/Tue, 29 Oct 2024 08:00:00 +0800https://blog.knowckx.top/p/golang%E9%94%99%E8%AF%AF%E5%A4%84%E7%90%86-%E4%BD%BF%E7%94%A8errors%E5%8C%85/结合 Go 的 errors 包讲解常见错误处理方式，以及如何编写更清晰的错误判断代码。https://blog.knowckx.top/p/go%E7%9A%84%E5%8E%9F%E5%AD%90%E6%93%8D%E4%BD%9C/Thu, 09 Mar 2023 08:00:00 +0800https://blog.knowckx.top/p/go%E7%9A%84%E5%8E%9F%E5%AD%90%E6%93%8D%E4%BD%9C/结合 sync/atomic 介绍 Go 的原子操作与 CAS，说明如何在不加锁的前提下完成并发读写和条件更新。https://blog.knowckx.top/p/%E5%85%B3%E4%BA%8Egolang%E5%88%87%E7%89%87%E7%9A%84%E5%87%A0%E4%B8%AA%E6%B3%A8%E6%84%8F%E7%82%B9/Mon, 02 Jan 2023 08:00:00 +0800https://blog.knowckx.top/p/%E5%85%B3%E4%BA%8Egolang%E5%88%87%E7%89%87%E7%9A%84%E5%87%A0%E4%B8%AA%E6%B3%A8%E6%84%8F%E7%82%B9/结合切片扩容、len/cap 区别和底层数组共享，整理 Go slice 的常见注意事项和拷贝方法。https://blog.knowckx.top/p/go%E6%89%93%E5%8D%B0%E5%B5%8C%E5%A5%97%E7%9A%84%E5%A4%8D%E6%9D%82%E7%BB%93%E6%9E%84%E4%BD%93/Sat, 02 Jul 2022 08:00:00 +0800https://blog.knowckx.top/p/go%E6%89%93%E5%8D%B0%E5%B5%8C%E5%A5%97%E7%9A%84%E5%A4%8D%E6%9D%82%E7%BB%93%E6%9E%84%E4%BD%93/分享一种用 JSON 序列化打印复杂嵌套结构体的办法，比 fmt 输出更适合调试嵌套数据。https://blog.knowckx.top/p/golang%E8%8E%B7%E5%8F%96%E4%B8%80%E4%B8%AA%E5%91%A8%E6%9C%9F%E7%9A%84%E6%97%B6%E9%97%B4%E8%8C%83%E5%9B%B4/Sat, 02 Jul 2022 08:00:00 +0800https://blog.knowckx.top/p/golang%E8%8E%B7%E5%8F%96%E4%B8%80%E4%B8%AA%E5%91%A8%E6%9C%9F%E7%9A%84%E6%97%B6%E9%97%B4%E8%8C%83%E5%9B%B4/封装一个 Go 小工具，用来按天、周、月生成时间范围，方便接口查询和报表参数拼接。