https://jiaklat.com/ Recent content on One of those days Hugo -- gohugo.io en Tue, 30 May 2023 10:25:00 +0800 https://jiaklat.com/blog/configuring-git-config/ Tue, 30 May 2023 10:25:00 +0800 https://jiaklat.com/blog/configuring-git-config/ <p>Git can be configured more than just name and email.</p> https://jiaklat.com/blog/brief-recall-of-private-public-key-rsa/ Sun, 20 Dec 2020 14:16:08 +0800 https://jiaklat.com/blog/brief-recall-of-private-public-key-rsa/ <p>Is part of Public Key Infrastructure (PKI), a type of this is asymmetrical encryption. This is a mathematical trap-door function that enables secure encrypted communication within public-network, preventing eavesdropping.</p> https://jiaklat.com/blog/proxy-and-reverse-proxy-terminology/ Mon, 06 Apr 2020 10:07:18 +0800 https://jiaklat.com/blog/proxy-and-reverse-proxy-terminology/ <p>Proxy and Reverse-Proxy are just networking terminology. It helps to visualize it as between client and server.</p> https://jiaklat.com/blog/the-differences-between-ssh-and-vpn/ Mon, 06 Apr 2020 09:58:05 +0800 https://jiaklat.com/blog/the-differences-between-ssh-and-vpn/ <p><strong>S</strong>ecure <strong>SH</strong>ell is an application implementation to securely communicate and give commands to remote host. It work at <em>Application Layer</em>.</p> https://jiaklat.com/blog/my-naive-thoughts-of-crud-and-chat-systems/ Fri, 16 Mar 2018 20:56:09 +0800 https://jiaklat.com/blog/my-naive-thoughts-of-crud-and-chat-systems/ <p>Chatting in real-time invovled server-client communication. For example, PHP web is best for <strong>C</strong>reate-<strong>R</strong>ead-<strong>U</strong>pdate-<strong>D</strong>elete operation, but it is inefficient for chatting, as the client need to pool against the server for new data periodically. This would not scale for the server against the growth of user base.</p> https://jiaklat.com/blog/my-naive-thoughts-four-module-of-hadoop/ Thu, 15 Mar 2018 21:03:43 +0800 https://jiaklat.com/blog/my-naive-thoughts-four-module-of-hadoop/ <p>Hadoop: A set of open source programs and procedures which anyone can use as the &ldquo;backbone&rdquo; of their big data operations.</p> https://jiaklat.com/about/ Mon, 06 Feb 2017 20:30:00 +0800 https://jiaklat.com/about/ <p>Every-day life developer experience and over 10 years in home-and-friend-IT-free support, for life :&rsquo;).</p> https://jiaklat.com/blog/how-linux-handles-file-permission/ Mon, 06 Feb 2017 20:30:00 +0800 https://jiaklat.com/blog/how-linux-handles-file-permission/ <p>Linux (also known as GNU/Linux) is a clone of UNIX, the multi-user operating system which can be accessed by many users simultaneously. Linux can also be used in mainframes and servers without any modifications (and this attracts attackers).</p> https://jiaklat.com/blog/how-to-manage-users-in-linux/ Mon, 06 Feb 2017 20:30:00 +0800 https://jiaklat.com/blog/how-to-manage-users-in-linux/ $ useradd -aG ricky