Previously I performed the migration of my database from one directory to another within the server itself (/var/lib/mysql to /mnt/mysql) for lack of space. When starting the server again, after having changed the /etc/my.cnf with the correct directory it returns…
I am new to Linux. I am using CentOS 7. I found out that my new backup always replace my old backups. For example, backup on 15th of July 2019 will replace backup on 14th of July 2019. # Create…
I was wondering if you could alias a command, and use it in the same line of code, see this example: alias php=/opt/plesk/php/5.6/bin/php; php -v; I want this to output PHP 5.6. alias php=/opt/plesk/php/7.3/bin/php; php -v; and I want this…
I am currently trying compile my program on CentOS 7, and below error has occurred. It works well with ubuntu 18.04, but it is not works with CentOS 7. db/obj-db.o: In function `std::vector<std::string, std::allocator<std::string> >::_M_range_check(unsigned long) const': /opt/rh/devtoolset-7/root/usr/include/c++/7/bits/stl_vector.h:825: undefined reference…
I have a VPS with firewall and security notices enabled. I keep getting emails like this: Time: Wed Jun 19 19:01:54 2019 -0500 Account: user Resource: Process Time Exceeded: 7248 > 3600 (seconds) Executable: /opt/cpanel/ea-php72/root/usr/sbin/php-fpm Command Line: php-fpm: pool domain_com…
My English is very bad, but i'm try to explain my problem. I want to create a small program on bash in which the user will have to guess the numbers. But my program has no end. I'm novice on…
I'm using lampp on my linux machine to host a website. The db is configured as the virtual host. Also, the php dependencies are fixed using composer. When I start the lampp components and I go to locahost I recive…
I know this is a bit of theoretical question but haven't got any satisfactory answer yet. So thought to put this question here. I have multiple C++ processes (would also like to know thread behaviour) which contend to replace the…
There is already a curl & openssl version installed in my system (Centos). I am trying to install curl with ssl support. what I've done: I have installed openssl from git (master) and installed it as follows ./configure --prefix=/path/to/xyz/dir make…
I recently saw my AWS EC2 instance's states at SSH helper program (Not a putty program). I saw below. [centos@ip-172-31-xx-xx ~]$ free -h total used free shared buffers cached Mem: 1.8G 1.0G 869M 144K 137M 267M -/+ buffers/cache: 600M 1.2G…