<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[IT OR 考公？]]></title><description><![CDATA[]]></description><link>https://blog.csdn.net/csdner250</link><language>zh-cn</language><generator>https://blog.csdn.net/</generator><copyright><![CDATA[Copyright &copy; csdner250]]></copyright><item><title><![CDATA[协议栈之 BLE 和 经典蓝牙]]></title><link>https://blog.csdn.net/csdner250/article/details/152601964</link><guid>https://blog.csdn.net/csdner250/article/details/152601964</guid><author>csdner250</author><pubDate>Tue, 07 Oct 2025 21:11:11 +0800</pubDate><description><![CDATA[蓝牙技术全面解析：从协议栈到工程实践]]></description><category></category></item><item><title><![CDATA[面试八股：C++ 智能指针]]></title><link>https://blog.csdn.net/csdner250/article/details/152011217</link><guid>https://blog.csdn.net/csdner250/article/details/152011217</guid><author>csdner250</author><pubDate>Wed, 24 Sep 2025 11:37:14 +0800</pubDate><description><![CDATA[大水啊，你全是海！2008/10/7 22:36]]></description><category></category></item><item><title><![CDATA[面试八股：C语言的预处理和类型定义]]></title><link>https://blog.csdn.net/csdner250/article/details/151936441</link><guid>https://blog.csdn.net/csdner250/article/details/151936441</guid><author>csdner250</author><pubDate>Mon, 22 Sep 2025 22:57:42 +0800</pubDate><description><![CDATA[大海啊，你全是水。]]></description><category></category></item><item><title><![CDATA[面试八股：C语言内存模型]]></title><link>https://blog.csdn.net/csdner250/article/details/151767119</link><guid>https://blog.csdn.net/csdner250/article/details/151767119</guid><author>csdner250</author><pubDate>Sun, 21 Sep 2025 19:17:42 +0800</pubDate><description><![CDATA[无聊，水一篇博客，如果确定不能转正，以后就 8 点下班吧，下班后，留时间做毕设，背八股，刷算法题]]></description><category></category></item><item><title><![CDATA[WiFi连接简单流程]]></title><link>https://blog.csdn.net/csdner250/article/details/149784398</link><guid>https://blog.csdn.net/csdner250/article/details/149784398</guid><author>csdner250</author><pubDate>Wed, 30 Jul 2025 19:58:46 +0800</pubDate><description><![CDATA[收集多端日志：包括AP串口、终端日志、wpa_supplicant、空口抓包等。定位异常阶段：通过日志时间戳和关键字，确定问题发生在认证、关联、四次握手、DHCP还是应用层。分析协议细节：检查MAC地址、reason码、EAPOL包、DHCP包等是否异常。复现与对比：多轮复现，换机型、换固件、换环境，排查兼容性和概率性问题。交叉验证：结合多端信息，确认问题归属，必要时与供应商沟通修复。]]></description><category></category></item><item><title><![CDATA[Linux：定位蓝牙回连 bug 方法论]]></title><link>https://blog.csdn.net/csdner250/article/details/149648897</link><guid>https://blog.csdn.net/csdner250/article/details/149648897</guid><author>csdner250</author><pubDate>Sat, 26 Jul 2025 19:37:44 +0800</pubDate><description><![CDATA[嵌入式设备重连延迟问题，聚焦BLE性能优化和系统瓶颈定位]]></description><category></category></item><item><title><![CDATA[Linux Shell 命令 + 项目场景]]></title><link>https://blog.csdn.net/csdner250/article/details/149447224</link><guid>https://blog.csdn.net/csdner250/article/details/149447224</guid><author>csdner250</author><pubDate>Sat, 19 Jul 2025 17:48:21 +0800</pubDate><description><![CDATA[ls, find, git, grep, source, lunch, m 等 Shell 命令]]></description><category></category></item><item><title><![CDATA[蓝牙协议栈 + 日志分析]]></title><link>https://blog.csdn.net/csdner250/article/details/149429094</link><guid>https://blog.csdn.net/csdner250/article/details/149429094</guid><author>csdner250</author><pubDate>Sat, 19 Jul 2025 17:30:23 +0800</pubDate><description><![CDATA[低功耗蓝牙协议栈 BLE，Linux 串口日志，HCI 报文...]]></description><category></category></item><item><title><![CDATA[嵌入式固件 .pkg 打包流程]]></title><link>https://blog.csdn.net/csdner250/article/details/149315542</link><guid>https://blog.csdn.net/csdner250/article/details/149315542</guid><author>csdner250</author><pubDate>Sun, 13 Jul 2025 21:18:20 +0800</pubDate><description><![CDATA[固件 pkg 包结构、打包流程、Conan Server 替换、build.sh 及版本管理]]></description><category></category></item><item><title><![CDATA[iw 命令 -- linux 无线管理]]></title><link>https://blog.csdn.net/csdner250/article/details/149278458</link><guid>https://blog.csdn.net/csdner250/article/details/149278458</guid><author>csdner250</author><pubDate>Sun, 13 Jul 2025 15:43:50 +0800</pubDate><description><![CDATA[iw 命令：有个印象就好]]></description><category></category></item><item><title><![CDATA[WiFi 连接抓 log 阶段一]]></title><link>https://blog.csdn.net/csdner250/article/details/149269718</link><guid>https://blog.csdn.net/csdner250/article/details/149269718</guid><author>csdner250</author><pubDate>Fri, 11 Jul 2025 12:29:47 +0800</pubDate><description><![CDATA[围绕WiFi P2P（peer-to-peer）、DHCP、EAPOL、MAC、sniffer、adb等关键词，系统讲解了相机、手机与PC三端协作下的无线抓包与日志分析流程，助力定位WiFi互传空口问题]]></description><category></category></item><item><title><![CDATA[Linux 测开：日志分析 + 定位 Bug]]></title><link>https://blog.csdn.net/csdner250/article/details/149209281</link><guid>https://blog.csdn.net/csdner250/article/details/149209281</guid><author>csdner250</author><pubDate>Wed, 09 Jul 2025 16:57:34 +0800</pubDate><description><![CDATA[Linux嵌入式WiFi调试流程，详解串口日志、EAPOL四次握手、DHCP、ARP、PING、wpa_supplicant]]></description><category></category></item><item><title><![CDATA[嵌软开发：CMake 到 Socket 通信]]></title><link>https://blog.csdn.net/csdner250/article/details/149114741</link><guid>https://blog.csdn.net/csdner250/article/details/149114741</guid><author>csdner250</author><pubDate>Fri, 04 Jul 2025 15:37:27 +0800</pubDate><description><![CDATA[.cc .cfa .sh .bin .so 文件；CMake； override/enum class/static_cast；socket通信]]></description><category></category></item><item><title><![CDATA[测试开发二面准备]]></title><link>https://blog.csdn.net/csdner250/article/details/148556080</link><guid>https://blog.csdn.net/csdner250/article/details/148556080</guid><author>csdner250</author><pubDate>Mon, 16 Jun 2025 20:41:31 +0800</pubDate><description><![CDATA[补充：2025/6/12，面了另一家测开，某大中厂游戏测试开发（偏向开发，各种测试工具），一面二面，4 个不足①算法太久没刷了，easy 和简单的 medium 都做的磕磕绊绊② 必须要针对当前开发的项目，结合当前各大公司，常用的压测工具，进行全方位的针对性测试，并由测试结果推导，去修改代码逻辑，产生性能提升，稳定性提升等等③ 测试用例的场景题，没有准备，比如《王者荣耀》登录的测试用例，能不能快速说出三四十条，比如猎魂觉醒，新出的武器，能不能在 5 分钟内讲出 40 条可行的测试点。]]></description><category></category></item><item><title><![CDATA[测试（面经 && 八股）]]></title><link>https://blog.csdn.net/csdner250/article/details/148482971</link><guid>https://blog.csdn.net/csdner250/article/details/148482971</guid><author>csdner250</author><pubDate>Sat, 07 Jun 2025 22:56:45 +0800</pubDate><description><![CDATA[测试八股]]></description><category></category></item><item><title><![CDATA[C++测开，自动化测试，业务（第一段实习）]]></title><link>https://blog.csdn.net/csdner250/article/details/148349462</link><guid>https://blog.csdn.net/csdner250/article/details/148349462</guid><author>csdner250</author><pubDate>Sun, 01 Jun 2025 21:15:09 +0800</pubDate><description><![CDATA[实习全流程，自动化测试，业务理解，工程落地经验]]></description><category></category></item><item><title><![CDATA[6.824 MapReduce 代码分析]]></title><link>https://blog.csdn.net/csdner250/article/details/142283185</link><guid>https://blog.csdn.net/csdner250/article/details/142283185</guid><author>csdner250</author><pubDate>Thu, 19 Sep 2024 14:03:57 +0800</pubDate><description><![CDATA[代码框架，函数解析]]></description><category></category></item><item><title><![CDATA[Lab 1 实验 MapReduce]]></title><link>https://blog.csdn.net/csdner250/article/details/140667936</link><guid>https://blog.csdn.net/csdner250/article/details/140667936</guid><author>csdner250</author><pubDate>Wed, 14 Aug 2024 18:34:50 +0800</pubDate><description><![CDATA[MapReduce Lab1敲代码]]></description><category></category></item><item><title><![CDATA[力扣 hot100 -- 技巧]]></title><link>https://blog.csdn.net/csdner250/article/details/140419926</link><guid>https://blog.csdn.net/csdner250/article/details/140419926</guid><author>csdner250</author><pubDate>Mon, 15 Jul 2024 16:48:10 +0800</pubDate><description><![CDATA[只出现一次的数字，多数元素，颜色分类，下一个排列，寻找重复数]]></description><category></category></item><item><title><![CDATA[力扣 hot100 -- 多维动态规划]]></title><link>https://blog.csdn.net/csdner250/article/details/140327210</link><guid>https://blog.csdn.net/csdner250/article/details/140327210</guid><author>csdner250</author><pubDate>Sun, 14 Jul 2024 17:35:19 +0800</pubDate><description><![CDATA[不同路径，最小路径和，最长回文子串，最长公共子序列，编辑距离]]></description><category></category></item></channel></rss>