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How to Setup built-in Fingerprint reader authentication with PAM on any Linux
The aim of this short tutorial is to help you setup and Configure built-in Fingerprint Reader Login authentication on a Linux System. I tested this on My ArchLinux 64-bit Version running on HP Envy...
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How to Auto-mount USB and External storage devices with rw in Arch Linux
On fresh installation of Arch Linux, i realized that every time i insert an External hard drive or USB stick, it will mount as read only. This need to be fixed since you basically use External storage...
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Installing,Configuring and Customizing Zsh on Linux
Installing,Configuring and Customizing Zsh on LinuxDefinition of shell from Wikipedia:A Unix shell is a command-line interpreter or shell that provides a traditional user interface for the Unix...
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UPLOAD IMAGES OR FILES WITH SLIM PHP AND ANGULARJS
This code snippet illustrates how you can upload a file preferably an image from angularjs frontend to slim php server1. Write a simple form for the user to upload filETake note of file-model directive...
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How to manually add menu entry to GRUB2 menu on Arch Linux
As i've made Arch Linux my Primary OS, i was faced with a task of adding a Menu Entry to GRUB2 so that i could boot into my secondary OS ( Gentoo), by just selecting which one to boot to on Grub2 menu....
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Configuring Mapping between Openfire XMPP users and Asterisk SIP users
In this small guide, we'll try to Map sip users configured in Asterisk sip.conf file with XMPP users configured in Openfire XMPP server.If you're reading thus article,you'll need to have installed and...
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How to install and configure Festival for Asterisk use
We'll go through process of installing and Configuring Festival Speech-to-text utility developed by University of Edinburgh, UK community.Text-to-speech conversion is very crucial when working with...
View ArticleCORS HEADER 'ACCESS-CONTROL-ALLOW-ORIGIN' MISSING IN SLIM/ANGULARJS STACK
I have been tinkering with angularJS in production mode and got this annoying error,that got me stuck for days at the expense of my other projects.cross-origin request blocked: the same origin policy...
View ArticleCALL TRANSFER AND FORWARDING IN ASTERISK CONFIGURATION
Asterisk is a very powerful media server for call routing and with great design and configuration can be used sustainably in a company,institution or office. Case scenario 1:Call forwarding Say you...
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How to install latest VirtualBox and Extension Pack in Arch Linux
This is a guide on How to install latest VirtualBox,VirtualBox Guest Additions and Extension Pack on Arch Linux.Arch Linux is one of the most customizable, if not the best customizable Linux...
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How To Create and Use Local CentOS 7 YUM Repository Easily
As a Linux System Admin, It's alwasy an obligation to install sofware packages on a server.However, it's not always compulsary to install packages from official CentOS repositories over the internet.A...
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How To Clone and Use KVM Virtual Machine in Linux
The most important and most used feature in world of Virtualization is the ability to clone a VM,take snapshot of the current state of a VM, Live migrate a VM, e.t.c.Lately i have been playing with KVM...
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How to Create and Configure Bridge Networking For KVM in LinuX
This is a how to Create and Configure Bridge Networking For KVM in RHEL, CentOS 7.x, CentOS 6.x,Ubuntu 15.04, Ubuntu 14.04,Debian 8 Jessie, Debian Wheezy and all other Debian Derivatives.We have...
View ArticleOpenstack Liberty NoFloatingIpInterface: Interface eno16777736 Not Found.
Lately, i have been trying to deploy a single node openstack infrastructure on a centos OS host running on bare metal partition of my small server and got several interesting errors you would be...
View ArticleOpenstack Error Qemu-img: Could not open '/var/lib/libvirt/images/'...
Command: env LC_ALL=C LANG=C qemu-img info /var/lib/libvirt/images/asterisk.qcow2Exit code: 1Stdout: u''Stderr: u"qemu-img: Could not open '/var/lib/libvirt/images/asterisk.qcow2': Could not open...
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How To Install Kamailio SIP Proxy Server From Source In CentOS 7.x
I had earlier written a tutorial on How to install Kamailio in CentOS 7 from repo. The link to the article is below:How to Install Latest Kamailio SIP Server on CentOS 7Disadvantage of installing using...
View ArticleHide a Div in AngularJS Without Using NG-SHOW
I read somewhere that with ng-show comes performance issues when rendering a page so to combat that i realized i could use $element dependency to improve performance.This actually flees you from using...
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Permission Denied While Starting instance in Openstack
[root@localhost ~(keystone)]# tail -f /var/log/nova/nova-compute.log 2016-03-21 22:05:34.283 1228 ERROR oslo_messaging.rpc.dispatcher rv = meth(*args, **kwargs)2016-03-21 22:05:34.283 1228 ERROR...
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How to Install RTPProxy from Source in CentOS 7.x
RTPProxy is a software proxy delivering high-performance control to any kind of VoIP network infrastracture. RTPProxy enables the following services in a VoIP network: VoIP calls to traverse NAT...
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FATAL ERROR: Upgrade failed while upgrading from mariadb 5.5 on CentOS 7
I stand to accuse Centos 7 repositories to be outdated.Why mariadb for local development when all of a sudden i decided to use full text mysql queries and turn out the mysql version i was using does...
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