Platform: Windows (should work on Linux) Database name: activity Table name: mamain 1. Copy myisamchk.exe to database folder C:\xampp\mysql\bin>copy myisamchk.exe ..\data\activity 2. Run the executable C:\xampp\mysql\bin>cd ..\data\activity C:\xampp\mysql\data\activity>myisamchk -r mamain – recovering (with sort) MyISAM-table ‘mamain’ Data records: 81619 – Fixing index 1 Data records: 81618 3. Finish Note: Make sure you have turned off…
It is important to disable root login in your SSH service. To do this, edit /etc/ssh/sshd_config: # pico /etc/ssh/sshd_config And add in the following line: PermitRootLogin no Restart SSH service: # /etc/init.d/sshd restart
There are two approaches to change Grub boot order: command line and GUI. For command line method: Run this command to edit /etc/default/grub: $ sudo nano /etc/default/grub Change the number in GRUB_DEFAULT line. First boot menu is numbered 0. If it is 6th boot menu, type in GRUB_DEFAULT=5. Press CTRL-X, press Y, press Enter (save…
There is a problem in Virtualbox for Linux in which it can not download Virtualbox Guest Additions automatically. It shows error message with download link, but the link doesn’t work. You have to download it manually from http://download.virtualbox.org/virtualbox/. Go to desired folder and download the .iso file. After that, mount the .iso file and install…
VNC is a protocol that allows a desktop to be viewed and controlled remotely over the Internet. This is how to create VNC tunnel via SSH. Requirements: Ubuntu system (as VNC Server) Windows system (as VNC Viewer) PuTTY for Windows TightVNC Viewer or RealVNC for Windows In Ubuntu PC, install x11vnc and openssh-server: $ sudo…
What is DNS tunnel? Technique to tunnel IPv4 data through DNS server. Why do we use DNS tunnel? We use DNS tunnel when in situation where our internet access is blocked by firewall, but DNS queries is allowed (e.g: in office, hotspot internet). Requirements: Ubuntu PC Iodine package Windows PC to test the tunnel…
cURL is a library / tool for transferring data using various protocols. To install cURL on Ubuntu, execute this command: $ sudo apt-get install php5-curl
A. This Part is for WEP Wireless Network Check wireless adapter: $ iwconfig You will see wireless adapter as wlan0 or ath0 which depends on what driver is installed. Execute the following command to apply ESSID, network key, channel, and mode: $ sudo iwconfig wlan0 essid yantoknuk-singtel $ sudo iwconfig wlan0 channel 6 $ sudo…
Few days ago I bought VPS account which I installed Ubuntu 11.04. This is how I installed OpenVPN into the VPS. The network configuration: # ifconfig lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:11947 errors:0 dropped:0 overruns:0 frame:0 TX packets:11947 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1287068 (1.2…
Make sure kernel source is installed. If it is not installed, use ‘sysinstall’ command. Copy kernel GENERIC configuration: # cd /usr/src/sys/i386/conf/ # cp GENERIC KERNELNEW Edit KERNELNEW configuration as your needed: # ee KERNELNEW And then, build the kernel: # cd /usr/src # make buildkernel KERNCONF=KERNELNEW # make installkernel KERNCONF=KERNELNEW Finish. Reboot PC. To build…