get all the urls in html file (local or on server).

2014-02-17 1 min read bash Fedora
To use this, you will need the lynx tool, so install that first. sudo yum install lynx Now, to get list of all the URLs in local html file or some URL, just execute this: lynx -dump -listonly Related articles Trouble in using file_get_contents() How to send image to server with url in ios Endangered species of the Web: the Link

procmail filters – apply to received mails.

2013-05-24 1 min read Linux
If you already have some mail in your maildir and you have set procmail filters, then it is difficult to apply the procmail filter, right? Not so, you just need to go to the Inbox directory and then execute the command. for i in *; do cat $i|procmail; rm -f "$i"; done This will pass all of your e-mail through procmail again and then your filters will get applied. Mails will go to their appropriate directory and you will be one happy man, I hope. Continue reading

phpmyadmin access problem and change server from URL

2012-09-30 1 min read Database Fedora
I was having issues with one of the phpmyadmin setups. The first server defined in the config file was not accessible and the theme that I was using was not allowing me to change the server from the first page. This resulted in a state where I was not able to access phpmyadmin in any way. I could not connect to any of the servers. And thus had to hack my way in to phpmyadmin to find out how to connect to other servers from URL. Continue reading

snmpd -verify if the mibs are loaded.

2012-09-10 1 min read Fedora Linux
If you are setting up the snmpd server and have added your own mibs and do not really know if the mibs are loaded or not then simply go to the directory: /var/lib/net-snmp/mib-indexes This can save you a lot of time, if you are not getting results with snmpwalk. You can even use snmpwalk as : snmpwalk -v -c Well, these little things can save you a lot of time πŸ™‚ Continue reading

Your own local search engine.

2012-04-09 1 min read Fedora Learning Uncategorized
There are times when you would want to have a local search engine capable of indexing even pdf and doc files. So here is a solution. You can use β€œOmega” and here are the instructions. download omega from http:// xapian.org/download yum install xapian libuuid-devel And then make and install omega and for this you can follow the instructions. Federated Search Engine Diagram (Photo credit: Wikipedia) Create index using command omindex Continue reading

xmlwf – Is your xml document well formed?

2012-02-18 1 min read bash
There is a small nifty utility called xmlwf that can check your xml documents to see if they are well formed. sudo yum install expat Once installed, simply use : xmlwf Need more details, just check the man page πŸ™‚ Related articles Assigning ID to Objects transmitted in XML document (stackoverflow.com) removing characters from php output in xml (stackoverflow.com) C# XML parsing using XElement and child contents (stackoverflow.com)

Interesting repository for Fedora.

2012-01-18 1 min read Fedora
Here is one repository that you can add to your Fedora to give it a few more hundred packages: cat >/etc/yum.repos.d/rpm-sphere.repo <<EOF [rpm-sphere] name=RPM Sphere baseurl=http://download.opensuse.org/repositories/home:/zhonghuaren/Fedora_16/ gpgkey=http://download.opensuse.org/repositories/home:/zhonghuaren/Fedora_16/repodata/repomd.xml.key enabled=1 gpgcheck=1 EOF
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