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Now online has a lot of very high-quality online learning sites, but also let us feel happy and fortunate that many sites are free, so put so many good resources do not, really is a waste.So, here are a few online learning sites for you to learn and career to plug in a pair of soaring wings.1. COURSERATipswww.coursera.orgVery famous online learning site, estimated by many people have heard of. But I heard it seems like a charge recently. The

Recently, I want to find a support. net, fast and stable free space, find a circle and find that "changlaiwang" is still available. If you want to open a website on the Internet, you can refer to it, the following is an introduction: Changlai free space (theC. cn)-China's largest free space station [Registration addre

China 8U offers free octopus space, which is a free space tailored for the business. Free space for all webmasters please enter the http://mf.8u.cn Product Type free space (mf01 type) Web Space 1024M Database Tutorial Space Access database free (s

We often see this icon on our website as follows:This is the statistics of the current site's traffic, you can view the IP access, the number of visits,1.CNZZ Data Expert website HomeThe world's largest web site statistics and analysis platformhttp://www.cnzz.com/2. Free Registration3. Get the Statistics code4. Paste the statistics code directly into the develope

In order to facilitate user login, almost all of the website has realized the "Remember Password", "automatic landing" such as seemingly humanized function.I also like this function, because my own brain is really hate to remember things.For the sake of security, my password is very complex, satisfying "number + special symbol + English letter case".But the password is complex, I always can not remember, want to let the

that I had no idea about myself, and I doubt my idea about the practicality of waiting for a visit, I doubt my abilities. Only in this way can I find my website weak and weak, and I find that my personal abilities are always lacking. Note: never give up !! You are very close to success. It may be the darkness before dawn. Many people often give up at this stage. 5. Let the water flow. If you can have a normal heart at this time and accept the current

1. Major search engine logon portals in China Http://www.google.com/intl/zh-CN/add_url.html Google website login Http://www.baidu.com/search/url_submit.html Baidu website login Http://search.help.cn.yahoo.com/h4_4.html Yahoo website login Http://db.sohu.com/regurl/regform.asp sogou non-commercial Login Http://ads.zhongsou.com/register/page.jsp Chinese search

Today, Google Chinese Webmaster blog published an official report, we are pleased to announce that we will host an online site diagnostics, Google free to help you diagnose the site, Google will analyze the specific users of the site submitted, and give us suggestions for improvement, This site is for the non-profit public service website. Google official said: In order to be fair, we only accept the

recognize the error, only chrome can recognize, according to the following article, Http://www.gaojinbo.com/nginx-https-%E5 %85%8d%e8%b4%b9ssl%e8%af%81%e4%b9%a6%e9%85%8d%e7%bd%ae%e6%8c%87%e5%8d%97.html ==============2009/11/26 update=================== In STARTSSL forum See official said firefox3.5 not support is because not configured. After the configuration resolved Firefox 3.5 does not trust the issue of the certificate, Ubuntu Studio under test passed. The step is: Get Htt

We know that Zend has a free optimization engine for PHP, but Freelamp is using a buffer product called PHP Accelerator. 　　We have explained several ways to accelerate in the "LAMP acceleration" article, which mentions PHP Accelerator, which is very simple to install, but needs to go to his website to get an activation key. First, download: www.php-accelerator.co.uk/download.php Two, get the activation key

5The first overnight event in the yearKMost new songs have never been heard, let alone singing. Once the campus singer champion, can only pickNYears ago, haha! For Lunch BreakKTVLet's take a look and learn a new song. At the same time, we can also feel the popular song trends of young people. Many websites are either charged, non-original, or non-clear. There is a specialKTVBut there areNMore restrictions, the optical ancillary software is installed3A, unhappy, and unload again.

/ssl/app_lhz_cc.key \>--FULLCHAINPATH/USR/LOCAL/NGINX-1.8/CONF/SSL/APP_LHZ_CC.CRT \>--reloadcmd "/usr/local/nginx-1.8/sbin/nginx-s Reload"[Fri 4 16:31:40 CST 2017] Installing key To:/usr/local/nginx-1.8/conf/ssl/app_lhz_cc.key[Fri 4 16:31:40 CST 2017] Installing full chain TO:/USR/LOCAL/NGINX-1.8/CONF/SSL/APP_LHZ_CC.CRT[Fri 4 16:31:40 CST 2017] Run Reload cmd:/usr/local/nginx-1.8/sbin/nginx-s reload[Fri 4 16:31:40 CST 2017] Reload success4. Generate DhparamOpenSSL DHPARAM-OUT/ROOT/.ACME.SH/APP.L

. Test HTTPSStart Nginx/usr/local/nginx/sbin/nginxBrowser access www.souyunku.com will automatically jump to https://www.souyunku.comFinally, because the blog using the seven Qiniu http protocol cdn caused the static resources in the blog is not available, and finally the seven Qiniu static resources configuredhttpsConfiguration stepsClick menu: Converged cdn--> Domain management--and HTTPS configurationClick? SSL certificate Management-Https://portal.qiniu.com/certificate/ssl#cert, you can requ

-upgrade06. Test HTTPSStart Nginx/usr/local/nginx/sbin/nginxBrowser access www.xxx.com will automatically jump to https://www.xxx.comConfiguration stepsClick menu: Converged cdn--> Domain management--and HTTPS configurationClick SSL Certificate Management-Https://portal.qiniu.com/certificate/ssl#cert, you can request or upload your own certificate on the SSL Certificate Services page. Content (PEM format) corresponds to the certificate content *.cre suffix The private key (PEM forma

processing.No worries about after-sales service. A team of industry senior engineers, 24x7x365 QQ, and a call to respond promptly.Parameters are as follows:Important:All our virtual hosts are prohibited from vulgar, novel, music, Trojan, virus, color-emotion, fraud-fraud, private-server-related, external-hanging, color-vote, video chat, and politics. discussion related, police supplies, phishing ticket website, TV bar, Coco Network Verification Syste

CentOS 系统 Nginx 环境Cd/usr/local/srcwget Https://dl.eff.org/certbot-autochmod a+x Certbot-auto./certbot-auto--nginx (Auto) The following content appears to indicate success:IMPORTANT NOTES: congratulations! Your certificate and chain has been saved at:/etc/letsencrypt/live/c.pensukeji.com/fullchain.pemYour key file has been saved at:/etc/letsencrypt/live/c.pensukeji.com/privkey.pemYour cert would expire on 2018-10-16. To obtain a new or tweakedVersion of this certificate in the future, s

What's arxiv? ArXiv is a free posted and downloaded pre-printed website, originally used for communication between high-energy physics and particle physicists, and has now developed into various fields of physics, physics, Mathematics, Non-linear Science, Computer science, quantitative biology, quantitative finance, statistics and many other fields. Web site: http://arxiv.org/Why to arxiv post paper Publish

Free way to improve the PR value of your siteMany webmasters believe that to increase the PR value to 5, and let other sites to take the initiative of the chain is a very difficult thing. Their only idea is to improve the PR value of their site by buying external links. Here is another free way to improve the PR value of your site, not through mass software or buy external links to achieve.1 Submit your