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例如linux.zip.001, linux.zip.002, linux.zip.003. 1. cat linux.zip* > linux.zip #合并为一个zip包. 2. unzip linux.zip #解压zip包.   管道命令可以实现 ls |grep csv |while read line;do zip $line.zip $line;done 如果多个文件压缩成一个压缩包可以如下命令…
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D. Zip-line 题目连接: http://www.codeforces.com/contest/650/problem/D Description Vasya has decided to build a zip-line on trees of a nearby forest. He wants the line to be as long as possible but he doesn't remember exactly the heights of all trees in t…
Vasya has decided to build a zip-line on trees of a nearby forest. He wants the line to be as long as possible but he doesn't remember exactly the heights of all trees in the forest. He is sure that he remembers correct heights of all trees except, p…
php读取大文件的方法   <?php function readFile($file) { # 打开文件 $handle = fopen($file, 'rb'); while (feof($handle) === false) { # 重点 每次读取 1024 个字节 yield fread($handle, 1024); } fclose($handle); } foreach (readFile("./test.zip") as $n => $line) { # 把…
期末考试要用哦,不然谁会愿意去踩这么多坑. qaq 龙梦 Fedora28 中有 codeblocks 17.12,但是 Ctrl-v 粘贴会闪退,导致压根不能用.Bing了一下发现这其实是 codeblocks 的一个已知 bug,而且看起来已经被修复.于是我冒着可能引入更多 bug 的风险,编译安装 20.03 .其实不光光是编译,而且会生成 rpm 包,这样未来重新安装和卸载都十分方便. 我所碰到的,编译中发生的奇奇怪怪的问题,则写在了最后的"一个坑"中. 如果有需要软件包的可以…
Vasya has decided to build a zip-line on trees of a nearby forest. He wants the line to be as long as possible but he doesn't remember exactly the heights of all trees in the forest. He is sure that he remembers correct heights of all trees except, p…
[SHA2017](web) writeup Bon Appétit (100) 打开页面查看源代码,发现如下 自然而然想到php伪协议,有个坑,看不了index.php,只能看 .htaccess http://bonappetit.stillhackinganyway.nl/index.php?page=php://filter/convert.base64-encode/resource=.htaccess Ethical Hacker (200) 这题是一道注入 手工fuzz情况如下 注…
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