Linux, PHP, LAMP, The Web in a blog- Android – how to develop directly on a phone
- Android drawable default icons – they are free to use
- Android how to read and write files
- Uncompress on the fly when copying a file from a remove location with scp
- Setting up an encrypted volume on an external hard drive on CentOS
- Linux bash – tar tricks
- Implement Selenium tests
- Using a downloaded package without IDE in Java
- CSS selectors optimisation
- Ubuntu Linux on Acer Aspire AO751h
Category Archives: System Administration
Server Maintenance – Diagnostic
DNS Diagnostic whois (simply displays the NS servers for the domain) host -v domain.com To query NS servers: dig plancake.com displays info about A records dig plancake.com MX displays info about MX records dig @ns.123-reg.co.uk plancake.com MX to query a … Continue reading
Posted in DNS, System Maintenance
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LAMP Backup Script
#!/bin/bash # # my_backup.sh V1.0 # # An useful script that performs a variety of operations in order to backup different data. # It’s a good starting point for your bespoke one # Creating all the definitions datestamp=$(date +’%Y%m%d%H%M%S’) tarname=my_backup-$datestamp”.tgz” … Continue reading
Posted in LAMP Server Setup, System Maintenance
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SELinux
A good resource is: http://www.crypt.gen.nz/selinux/faq.html There, the most important thing is this. It is important that server daemons are started within the correct context, if they are not then they will probably not run properly. For Fedora and RedHat Enterprise … Continue reading
Posted in LAMP Server Setup, Redhat / CentOS, Security
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Server: Setting a Firewall With Iptables
Copy the file iptables.sh in the directory /etc/init.d with these rules (but obviously you need to customize them). Make the file executable. Assuming the current run level is the second one:ln -s /etc/init.d/iptables.sh /etc/rc2.d/S97iptables Actually you should link the script … Continue reading
VPS – How To Choose The Best Offer / Provider
The result of my long and accurate selection says the best one is: Webhosting.uk.com. Then I joint them and I’m very happy. A very good value for money! Here is a checklist that will help you in choosing the best … Continue reading
Posted in Checklist, LAMP Server Setup, Web Development, Web Service
Tagged Virtual Server
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CentOS: Firewall & LAMP Installation
There’s an iptables entry that doesn’t allow connection to the web server from an external PC. To remove it, you need to launch iptables with flags similar to these ones: iptables -D RH-Firewall-1-INPUT 10 Basically you need to remove the … Continue reading
Posted in LAMP Server Setup, Redhat / CentOS, Security
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Semi-Automatic Backup For Single Files
The backup file will be stored in the directory /var/dobackup-pool. The comment will be stored in the same directory; the filename will be the one of the backuped file plus the postfix ‘comment’. Its filename (once stored) will the the … Continue reading
Posted in System Maintenance
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File Server With Samba
After installing and running the server, it’s time to create the users and edit the configuration file (and then restart the server).
Posted in LAN, Redhat / CentOS
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