Bashrc is not loading? (Fixed)
I have the .bashrc file, but it is not loading when I connect my VPS through SSH. The content of .bashrc looks like below: It provides a colorful terminal look. How to fix the problem of .bashrc not loading?
Category: L.A.M.P.
Make a Bluetooth Speaker with Raspberry Pi with Bluetooth 4.0
I have tried to make a Bluetooth speaker with raspberry Pi three months ago. It was failed because of the old Bluetooth 2.0 USB device. It is too slow to get the smooth audio transferring. Now I have a new...
How to connect DBF file and read data by PHP script
Afte last post, my php-fpm support the dbase database file now. Here is an example php script. $db = dbase_open('../db/clients.dbf',0); if ($db){ $record_numbers = dbase_numrecords($db); for ($i = 1; $i <= $record_numbers; $i++) { $row = dbase_get_record_with_names($db, $i); if (...
The simple way to install the dbase extension on php7.0
Here is the simple way to install the dbase extension. One command only. sudo pecl install dbase-7.0.0beta1 It will install the extension for you. You just need to restart php7.0-fpm service. Check the php information. If your php is...
Install dbase extension on php7, Ubuntu 16.04
I followed the instruction mostly based on mote0230 github. Please be noticed that updating (and probably inserting) with arrays that contain named indexes, is not working. For my project, it is OK. I just need to read the data from...
What is a seeder and what is a leecher?
When I use Transmission to do the downloading, I see some figures on the web control panel of Transmission. Those are technical terms. Such as Seeder, Leecher, Ratio, Trackers, Peers, etc. So the questions come. What is a seeder? What...
5 Free SSL Tools You Must Try in 2016
It is 2016, your website must be SSL encrypted. Now, you have questions, how about my server and how about my SSL installation? This is the answer to this question. You must try these five free tools to test, check,...
Add my Blog to HSTS preload list
Now my Blog, David Yin Blog is https encrypted . And it is also HSTS enabled. And latest, it is HSTS preload enabled. It has three layers meaning. https support. HSTS enabled. HSTS preload enabled. Let me explain them one...
PHP Benchmark on PHP 7.0
It is a test bed on a VPS. Here is the basic information of it. Ubuntu Linux 14.04.3 Linux 3.13.0-71-generic on x86_64 Intel(R) Xeon(R) CPU L5520 @ 2.27GHz, 1 cores 512MB Memory Nginx 1.9.9 PHP 7.0
Email Server Settings for ZOHOMail
Here is a notes for Email Server Settings. It is not just for Email server. It is mainly for DNS setting for Email server. The purpose of it is to prevent from your outgoing email into spam box. I have...
Remove Old Kernels on CentOS
I know how to remove old Kernels on Ubuntu. But, I don’t know how to do it on CentOS. After googling, I found answer. Go through and see how many kernels here. Three kernels in machine. Delete, remove old kernels.
How to use Sphinx Search Engine on phpBB 3.1.6
This how-to is made on Centos6.7 64bit. It is a phpBB forum in Chinese with more than 680K posts. If I use phpBB native Fulltext or MySQL Fulltext search, the search tables are over 1.4GB. Too big. And it is...
LFTP Fatal error: Certificate verification: Not trusted
It is a error when I tried to connect an FTP server by LFTP tool. I did a search on Google and find the answer. There is self signed certificates which is used by TLS on a ftp connection. It...
Tools to check your SSL Installation
I have tried some tools to diagnose my SSL certificate installation. Some related to correct certificate, and more on certificate chain issues. SSL Certificates are trusted from its parent, or issued by its high lever certificate. It looks like a...
Certificate Installation: NGINX with Comodo SSL
Here is the guide to show you how to install the Comodo SSL certificate in Nginx. Order Comodo Certificate. And received the Certificate files. I don’t discuss how to get it, where to get it. It is another topic. You...