ljj的博客
http://b.ljj.pub/img/avatar.jpeg
2023-12-08T05:09:58.581Z
http://b.ljj.pub/
ljj
boyquestion@163.com
Hexo
venv创建使用
http://b.ljj.pub/posts/1702011784/
2023-12-08T05:02:32.000Z
2023-12-08T05:09:58.581Z
<h1 id="创建"><a href="#创建" class="headerlink" title="创建"></a>创建</h1><figure class="highlight plaintext"><table><tr><td
go面试题
http://b.ljj.pub/posts/1693824394/
2023-09-04T10:46:00.000Z
2023-09-04T10:56:19.390Z
<h2 id="Golang-逃逸分析"><a href="#Golang-逃逸分析" class="headerlink" title="Golang 逃逸分析"></a>Golang 逃逸分析</h2><p><a
mongodb本地开启副本集
http://b.ljj.pub/posts/1687520641/
2023-06-23T11:43:26.000Z
2023-06-23T11:47:24.905Z
<p>mongodb 使用事务需要开启集群。首先在配置 mongod.conf里加入</p>
<figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span
计算坐标之间距离的最快方法
http://b.ljj.pub/posts/1671617094/
2022-12-21T10:04:01.000Z
2022-12-21T10:14:13.005Z
<p>参考文末的链接,直接给出通用答案:</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span
anaconda基本操作
http://b.ljj.pub/posts/1668740846/
2022-11-18T03:06:44.000Z
2022-11-18T03:22:43.178Z
<h1 id="列出所有环境"><a href="#列出所有环境" class="headerlink" title="列出所有环境"></a>列出所有环境</h1><figure class="highlight sh"><table><tr><td
使用curl分析http请求耗时
http://b.ljj.pub/posts/1660702313/
2022-08-17T02:11:19.000Z
2022-08-17T02:34:45.695Z
<h1 id="curl-w-选项"><a href="#curl-w-选项" class="headerlink" title="curl -w 选项"></a>curl -w 选项</h1><blockquote>
<p>Defines what to display on
prometheus的increase小数问题
http://b.ljj.pub/posts/1655451495/
2022-06-17T07:37:25.000Z
2022-06-17T07:48:32.290Z
<h1 id="现象"><a href="#现象" class="headerlink" title="现象"></a>现象</h1><figure class="highlight plain"><table><tr><td class="gutter"><pre><span
PromQl教程
http://b.ljj.pub/posts/1653630138/
2022-05-27T02:48:09.000Z
2022-05-27T06:18:30.684Z
<p>PromQL(Prometheus Query Language)为Prometheus
推荐系统常用评价指标
http://b.ljj.pub/posts/1652099898/
2022-05-09T12:37:43.000Z
2022-05-10T15:41:03.975Z
<h1 id="MAP-mean-average-precision,平均正确率值"><a href="#MAP-mean-average-precision,平均正确率值" class="headerlink" title="MAP(mean average
b站API
http://b.ljj.pub/posts/1651545089/
2022-05-03T02:30:44.000Z
2022-05-04T02:12:14.453Z
<h1 id="用户"><a href="#用户" class="headerlink" title="用户"></a>用户</h1><h2 id="用户信息"><a href="#用户信息" class="headerlink"
FFmpeg备忘录
http://b.ljj.pub/posts/1645589539/
2022-02-23T04:11:48.000Z
2022-02-23T04:12:56.686Z
<h1 id="FFmpeg备忘单"><a href="#FFmpeg备忘单" class="headerlink" title="FFmpeg备忘单"></a>FFmpeg备忘单</h1><blockquote>
<p><a
redis内存淘汰策略
http://b.ljj.pub/posts/1637828084/
2021-11-25T08:14:03.000Z
2021-11-25T08:30:58.553Z
<h1 id="过期策略"><a href="#过期策略" class="headerlink" title="过期策略"></a>过期策略</h1><h2 id="定期删除"><a href="#定期删除" class="headerlink"
composer版本规范与测试包发布
http://b.ljj.pub/posts/1636944786/
2021-11-15T02:52:39.000Z
2021-11-15T03:24:21.340Z
<h1 id="composer-包版本规范"><a href="#composer-包版本规范" class="headerlink" title="composer 包版本规范"></a>composer
Hello World
http://b.ljj.pub/posts/1528164216/
2021-10-18T05:04:46.006Z
2021-10-18T05:04:46.006Z
<p>Welcome to <a href="https://hexo.io/">Hexo</a>! This is your very first post. Check <a href="https://hexo.io/docs/">documentation</a>
一次简单的jvm内存使用排查
http://b.ljj.pub/posts/1628930496/
2021-08-14T08:41:09.000Z
2021-10-18T05:04:46.008Z
<h1 id="起因"><a href="#起因" class="headerlink" title="起因"></a>起因</h1><p>本地服务起来之后没有请求,但是通过</p>
<figure class="highlight plain"><table><tr><td
jstat命令基本用法
http://b.ljj.pub/posts/1628930173/
2021-08-14T08:34:37.000Z
2021-10-18T05:04:46.006Z
<p>诊断程序性能问题,或者OOM问题需要查看程序运行的一些统计信息,jstat为我们提供了很多虚拟机运行时的状态信息,它可以显示本地或者远程虚拟机进程中的类加载、内存、垃圾收集、JIT编译等信息。</p>
<h1 id="基本用法"><a href="#基本用法"
用jmeter压测
http://b.ljj.pub/posts/1621326369/
2021-05-18T08:25:47.000Z
2022-03-14T14:20:09.210Z
<h1 id="jMeter-操作"><a href="#jMeter-操作" class="headerlink" title="jMeter 操作"></a>jMeter 操作</h1><ol>
<li>使用 jmeter 要先安装 JDK,安装好后打开软件。可以在菜单栏
简单哈希id
http://b.ljj.pub/posts/1611284449/
2021-01-22T03:00:04.000Z
2021-10-18T05:04:46.012Z
<p>在这篇<a href="/posts/1553830839">「分布式系统的ID」</a>里介绍了哈希ID的终极方案UUID和将数字ID转哈希ID的方案<a
nodejs使用最佳实践
http://b.ljj.pub/posts/1610023607/
2021-01-07T12:46:03.000Z
2023-01-28T02:03:30.804Z
<h1 id="选择国内镜像"><a href="#选择国内镜像" class="headerlink" title="选择国内镜像"></a>选择国内镜像</h1><figure class="highlight sh"><table><tr><td
awesome frontend framework
http://b.ljj.pub/posts/1608437030/
2020-12-20T04:01:23.000Z
2022-04-17T02:23:19.765Z
<h1 id="自适应"><a href="#自适应" class="headerlink" title="自适应"></a>自适应</h1><p><a href="https://github.com/twbs/bootstrap">bootstrap</a> -