If you are residing in Bangladesh and you are using Dropbox as you cloud storage solution - It is good time to switch to Google Drive. There are many other reasons why Google drive is preferable - but the most important of those is the network speed issue in Bangladesh. I would not start the…
Continue readingbtvstack.exe – What is it and why is it seeking permission in skype?
In your first run of skype you may get a little puzzled when you see the following in the top of skype window: The message is: "BtvStack.exe wants to use skype" If you see this - there is nothing to worry. It is actually the bluetooth driver in your computer which is trying to access…
Continue readingHAPPY NEW YEAR 2015!!
GOOD BYE year 2014 and wishing you all a very Happy and prosperous year 2015!!
Continue readingSolution for Deprecated function iconv_set_encoding() error while Joomla Installation in php 5.6
If you are trying to install Joomla (or other CMS) in php 5.6 environment and encounter the error : Deprecated: iconv_set_encoding() - I've got a solution for you. The error may look like following: Deprecated: iconv_set_encoding(): Use of iconv.internal_encoding is deprecated in joomlaroot\libraries\joomla\string\string.php on line 27Deprecated: iconv_set_encoding(): Use of iconv.input_encoding is deprecated in joomlaroot\libraries\joomla\string\string.php on line 28Deprecated: iconv_set_encoding(): Use of iconv.output_encoding is…
Continue readingQuota Problem in WHM: Enabling second level quota on an OpenVZ node
I am talking about a very common problem in cPanel/WHM based server or VPS. Fresh WHM based server often do not show proper quota allocation for the hosting accounts. It show ZERO usage and Unlimited quota. Fixing the problem in a dedicated server is quite straight forward. The "Initial Quota Setup" in WHM or the…
Continue readingHow to block IP address in Linux – Using IPTables Rule
Using IPTables rules we can block a Single IP address or a block of IP Addresses. The following command (via ssh) will drop any packet coming from the IP address 1.2.3.4 : # iptables -I INPUT -s 1.2.3.4 -j DROP or you can use append # iptables -A INPUT -s 1.2.3.4 -j DROP How To Block Subnet…
Continue readingConfigServer installation IPtables problem in OpenVZ or Virtuozzo (solved!)
ConfigServer Firewall (AKA csf) is an essential security tool for Linux based server and VPS. The installation of CSF is pretty straight forward and is described here: http://configserver.com/free/csf/install.txt However, some of the iptables modules required by the csf might not be present in the server and when the perl test command ( # perl /usr/local/csf/bin/csftest.pl…
Continue readingHow to disable IPtables Firewall in Linux (Red hat/CentOS/Fedora Core)
Disable / Turn off Linux Firewall (Red hat/CentOS/Fedora Core) Type the following two commands to save the IPtables first and then to stop it (you must login as the root user): # /etc/init.d/iptables save # /etc/init.d/iptables stop Turn off firewall on boot # chkconfig iptables off Enable / Turn on Linux Firewall (Red hat/CentOS/Fedora Core)…
Continue readingHow to know your server inode limit and usage
Shared hosting accounts, Virtual Private server and Dedicated servers - all come with inode lmit. Any file on your Unix (or linux) system is considered as an inode. For example, an email stored in the system is considered as an inode. This way all the systems are restricted to a number of max inodes. If…
Continue readingSSH commands to check Hard Drive usage information in Linux Server
Login to your Linux server using SSH Client (ie, PuTTy) Once you are connected to your server: Use to following command to check Hard Drive and partitions: (without the "#") # df -h It will show you output like this: Filesystem Size Used Avail Use% Mounted on /dev/simfs 489G 42G 447G 9% / none 7.8G…
Continue reading