This issue is related to MySQL upgrade, when some table data was not updated to new format. When you try to run mysqldump or any other command, you can get this error. So let’s fix it, you’ll need root access or any other account with same privileges (if you are using Directadmin, this user might be da_admin). First,… Read More »
When you try compiling some software (in my case it was ImageMagick), you can get this error: error: Autoconf version 2.68 or higher is required It means you have probably never updated autoconf on your system. It’s quite easy to fix this in some clear steps: Download the latest version of autoconf available – for me it was… Read More »
Sometimes you need to block a certain number of IP addresses. It is ok, when you have 10 addresses to reject. But what if you have 2000? Here is the solution that will allow you to limit any number of addresses. I’m going to use ipset. In my sample there is a CentOS machine, so I will use… Read More »
If you have recently updated PHP on a Directadmin server through custombuild, you should notice that not all modules are available with the fresh installation. But don’t worry, in case of Imagemagich it’s pretty simple. cd /usr/local/php70/bin; ./pecl install imagick After that you can add the extension line to your php.ini. Path to extension will be shown upon… Read More »
If you have a Directadmin server, you know that you can’t simply install new server software without custombuild. Of course, you can, but it will take too much time to set everything up. So let’s talk about MySQL update. cd /usr/local/directadmin/custombuild; ./build set mysql 5.7; ./build set mysql_inst mysql; ./build set mysql_backup yes; ./build update When it’s done,… Read More »
If you have a Directadmin server and a python app, that requires at least version 3, here is the fastest solution. 1. If you haven’t done so yet, you have to enable EPEL repository. Here is how: yum install epel-release 2. Install python 3.4 yum install python34 3. install pip and setuptools curl -O https://bootstrap.pypa.io/get-pip.py sudo /usr/bin/python3.4 get-pip.py… Read More »
Time is a precious resource and can’t be gotten back, we all have 24 hours in a day and some use it judiciously while others don’t because of poor time management. If we don’t organize our task and responsibilities well, we end up procrastinating on our duties and end up with rushed work or a not so good… Read More »
Linux has really upgraded over the years and this is great news for Windows users who’re sick of paying for new Windows releases or are in general dying for a change. It’s time, folks to switch to Linux. But wait, how can you throw away your Windows set-up for something that is fairly new to you? Read on… Read More »
Just a short command to obtain user name, if you just know uid (may be useful if you are investigating logs that don’t include usernames). Let’s try to search for username with uid=0:
Sometimes users need to send outgoing e-mails with external SMTP servers. Most popular example is PHPMailer with its ability to use free SMTP servers, for example Gmail. Here is the short piece of code, that allows to do this: If you have a Directadmin server with csf firewall installed, most probably you will get this message on execution:… Read More »