{"id":1965,"date":"2016-07-21T13:30:38","date_gmt":"2016-07-21T05:30:38","guid":{"rendered":"http:\/\/www.51cos.com\/?p=1965"},"modified":"2016-07-21T13:30:38","modified_gmt":"2016-07-21T05:30:38","slug":"%e5%9c%a8%e6%b2%a1%e6%9c%89%e6%97%b6%e9%97%b4%e8%ae%a1%e6%97%b6%e7%9a%84linux%e5%b5%8c%e5%85%a5%e5%bc%8f%e7%b3%bb%e7%bb%9f%ef%bc%88%e9%87%8d%e6%96%b0%e5%bc%80%e6%9c%ba%e6%97%b6%e9%97%b4%e4%bc%9a","status":"publish","type":"post","link":"http:\/\/www.51cos.com\/?p=1965","title":{"rendered":"\u5728\u6ca1\u6709\u65f6\u95f4\u8ba1\u65f6\u7684Linux\u5d4c\u5165\u5f0f\u7cfb\u7edf\uff08\u91cd\u65b0\u5f00\u673a\u65f6\u95f4\u4f1a\u88ab\u6e05\u96f6\uff09\uff0c\u5982\u4f55\u751f\u6210\u968f\u673a\u6570\uff1f"},"content":{"rendered":"<pre class=\"prettyprint linenums\" >\n\tunsigned long rank_interger = 0;<br \/>\n\tFILE *fp = NULL;<br \/>\n\tchar val[20];<\/p>\n<p>\tsystem(\"echo $RANDOM > \/tmp\/my_random\");<br \/>\n\tfp = fopen(\"\/tmp\/my_random\", \"r\");<br \/>\n\tif(fp == NULL){<br \/>\n\t\tprintf(\"[%s][%d] -- Open \/tmp\/my_random file error!!!\\n\", __func__, __LINE__);<br \/>\n\t}else{<br \/>\n\t\tfread(val, 1, sizeof(val), fp);<br \/>\n\t\tfclose(fp);<br \/>\n\t}<br \/>\n\tsrand(atoi(val));<br \/>\n\trank_interger = (rand() % (99999999-10000000+1))+ 10000000;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>unsigned long rank_interger = 0; FILE *fp = NULL; char  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-1965","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts\/1965","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1965"}],"version-history":[{"count":2,"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts\/1965\/revisions"}],"predecessor-version":[{"id":1967,"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts\/1965\/revisions\/1967"}],"wp:attachment":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1965"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1965"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}