Where possible begins

<p>执行代码</p><pre class="brush:php;toolbar:false">npm&nbsp;install&nbsp;-g&nbsp;yo&nbsp;generator-code</pre><p>时报错<br/></p><pre class="brush:php;toolbar:false">(base)&nbsp;zf@192&nbsp;test&nbsp;%&nbsp;npm&nbsp;install&nbsp;-g&nbsp;yo&nbsp;generator-code npm&nbsp;ERR!&nbsp;code&nbsp;EACCES npm&nbsp;ERR!&nbsp;syscall&nbsp;mkdir npm&nbsp;ERR!&nbsp;path&nbsp;/usr/local/lib/node_modules/generator-code npm&nbsp;ERR!&nbsp;errno&nbsp;-13 npm&nbsp;ERR!&nbsp;Error:&nbsp;EACCES:&nbsp;permission&nbsp;de

<pre class="brush:php;toolbar:false">#!&nbsp;/bin/bash nginx_procnum=`ps&nbsp;-ef&nbsp;|&nbsp;grep&nbsp;&quot;nginx&quot;&nbsp;|&nbsp;grep&nbsp;-v&nbsp;grep&nbsp;|&nbsp;wc&nbsp;-l` mysql_procnum=`ps&nbsp;-ef&nbsp;|&nbsp;grep&nbsp;&quot;mysqld&quot;&nbsp;|&nbsp;grep&nbsp;-v&nbsp;grep&nbsp;|&nbsp;wc&nbsp;-l` redis_procnum=`ps&nbsp;-ef&nbsp;|&nbsp;grep&nbsp;&quot;redis&quot;&nbsp;|&nbsp;grep&nbsp;-v&nbsp;grep&nbsp;|&nbsp;wc&nbsp;-l` memcached_procnum=`ps&nbsp;-ef&nbsp;|&nbsp;grep&nbsp;&quot;mem

<p style="margin: 10px auto; font-family: &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: medium; white-space: normal;">-e 脚本中的命令一旦运行失败就终止脚本的执行<br/>-x 用于显示出命令与其执行结果（默认shell脚本中只显示执行结果</p><p style="margin: 10px auto; font-family: &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: medium; white-space: normal;">+ex表示不终止错误，不显示结果</p><p><br/></p>

<p>kill&nbsp; PID</p><p><br/></p>

<p><span style="color: rgb(185, 189, 182); font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 13px; white-space: pre-wrap; background-color: rgb(27, 36, 38);">lsof -i:端口号</span></p>

<p>设置表zf_user&nbsp; 的name字段的默认值为匿名<br/></p><pre class="brush:php;toolbar:false">ALTER&nbsp;TABLE&nbsp;zf_user&nbsp;ALTER&nbsp;COLUMN&nbsp;name&nbsp;SET&nbsp;DEFAULT&nbsp;&#39;匿名&#39;;</pre><p><br/></p>

<p>设置表zf_user&nbsp; 的name字段的默认值为匿名<br/></p><pre class="brush:php;toolbar:false">ALTER&nbsp;TABLE&nbsp;zf_user&nbsp;ALTER&nbsp;COLUMN&nbsp;name&nbsp;SET&nbsp;DEFAULT&nbsp;&#39;匿名&#39;;</pre><p><br/></p>

<p><br/></p><p>扫码进入公众号</p><p>打开查看网页源代码</p><p>搜索找到</p><p><img src="http://oss1.wangmingchang.com/mac/MdImd/20220508133457.png" title="1651988088176048.png" alt="image.png" width="1003" height="427" style="width: 1003px; height: 427px;"/></p><p><br/></p><p>然后base64加密 这个数字&nbsp; 得到&nbsp;MzAxMzMxNjIxNA==</p><p>加入链接得到:&nbsp; &nbsp;<a href="https://mp.weixin.qq.com/mp/profile_ext?action=home&__biz=MzAxMzMxNjIxNA==#wechat_redirect" _src="https://mp.weixin.qq.com/mp/profile_ext?action=home&__biz=MzAxMzM

<pre class="brush:php;toolbar:false"> &nbsp;&nbsp;&nbsp;&nbsp;var&nbsp;array=&nbsp;[{111},{222},{333}]&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;//将数组对象转为字符串数组 &nbsp;&nbsp;&nbsp;&nbsp;var&nbsp;arrayStr&nbsp;=&nbsp;JSON.stringify(array)&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;//将数组字符串转为数组对象 &nbsp;&nbsp;&nbsp;&nbsp;var&nbsp;array&nbsp;=&nbsp;JSON.parse(arrayStr)</pre><p><br/></p>

<pre class="brush:php;toolbar:false">&nbsp;if&nbsp;(!filter_var($data[&#39;email&#39;],FILTER_VALIDATE_EMAIL))&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;jserror(&#39;Email&nbsp;address&nbsp;is&nbsp;incorrect.&nbsp;&#39;); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}</pre><p><br/></p>

<p><img src="/public/upload/image/20220424/1650805299942727.png" title="1650805299942727.png" alt="0793519f05213991b3f157ef0bd9827264801dafbee73ba1ebbf81e9186d50c4QzpcVXNlcnNcQVNVU1xBcHBEYXRhXFJvYW1pbmdcRGluZ1RhbGtcMTI1ODMwMjE3NV92MlxJbWFnZUZpbGVzXDE2NTA4MDUyMjIzNDFfODI2OEI5RjQtQTQ0RS00YzJjLTkzQUEtNDg4QkRBRjkwNDE3LnBuZw==.png"/></p>

<pre class="brush:php;toolbar:false">update&nbsp;`table`&nbsp;set&nbsp;content=replace(content,&#39;要替换的字符&#39;,&#39;替换后的字符&#39;);</pre><p><br/></p>

<pre class="brush:php;toolbar:false">/* function:二维数组按指定的键值排序 */ function&nbsp;array_sort($array,$keys,$type=&#39;asc&#39;){ if(!isset($array)&nbsp;||&nbsp;!is_array($array)&nbsp;||&nbsp;empty($array)){ return&nbsp;&#39;&#39;; } if(!isset($keys)&nbsp;||&nbsp;trim($keys)==&#39;&#39;){ return&nbsp;&#39;&#39;; } if(!isset($type)&nbsp;||&nbsp;$type==&#39;&#39;&nbsp;||&nbsp;!in_array(strtolower($type),array(&#39;asc&#39;,&#39;desc&#39;))){ return&nbsp;&#39;&#39;; } $keysvalue=array(); f

<h4 style="box-sizing: border-box; outline: 0px; margin: 8px 0px 16px; padding: 0px; font-family: &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, SimHei, Arial, SimSun; font-size: 18px; color: rgb(79, 79, 79); line-height: 26px; overflow-wrap: break-word; font-variant-ligatures: no-common-ligatures; white-space: normal; background-color: rgb(255, 255, 255);">1.找到ueditor.config.js文件</h4><pre class="brush:php;toolbar:false">//&nbsp;将下面3个参数值改为false //&nbsp;xss&nbsp;过滤是否开启,inserthtml等操作 ,x

<p>apache2的默认站点主目录：/var/www/html/</p><p>以下皆使用root权限运行</p><p><br/></p><p>1.加载rewrite模块</p><p>ln -s /etc/apache2/mods-available/rewrite.load /etc/apache2/mods-enabled/rewrite.load</p><p><br/></p><p>2.apache2主配置文件修改</p><p>默认主配置文件位置为/etc/apache2/apache2.conf</p><p>将/etc/apache2/apache2.conf中所有&lt;Directory&gt;&lt;/Directory&gt;之间的</p><p>AllowOverride None将None改为All</p><p><br/></p><p>3.在网站的目录下建立.htaccess文件</p><p>.htaccess文件内容如下</p><pre class="brush:php;toolbar:false">&lt;IfModule&nbsp;mod_rewrite.c&g