See which are the tables bigger in a server MySQL

Tuesday, January 29, 2013 No comments

Many times in your server MySQL once the Dbs to grow, but do not know exactly which are the tables that are increasing in size. This query this then shows us the size of the tables in the server MySQL (of all dbs) ordered to make a TOP.
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Ordering the accesslog of Apache

Friday, August 24, 2012 No comments

Many times you have several logs of Apache2 and you need to combine them to produce a report or similar. Here is a small guide..
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Generating reports custom in OCS ...

Friday, January 6, 2012 No comments

The OCS is a mass.. but it has limitations Wednesday, as for example not being able to generate a list of machine-ip-mac or
to include in the main view the free space on each machine...etc (at least in versions prior to 2.x)

So aca van a few queries to generate these lists direct from the MySQL.
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Install & configure a personal server (custom) Firefox Sync

Thursday, October 6, 2011 6 comments

For those who do not know, Firefox Sync is a service from Mozilla, which allows us to synchronize between many browsers, our favorites, tabs open, browsing history, etc
This allows you to be able to have the bookmarks/passwords you put in the work, in the machine of your house and vice versa, among other things.

The idea is fantastic, and no one can deny that it is very practical .. but as with all the other similar services, one paints the paranoia of ‘am I giving all my data to this people’.. or simply, annoys us, as is the present situation, which the server Mozilla this fallen ago 2 days..

I have there where did the idea of creating your own server for Firefox Sync, and that's what this mini – tutorial.

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Android Apps

Monday, August 29, 2011 No comments

Well, here is the list of Android Apps most useful that I have found .. will be updated every so often.

Updated on October 11, 2014

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Managing Raid in software under Linux

Thursday, July 21, 2011 1 comment

Well, this will attempt to be a basic guide / notes on the use and administration of Raid under Linux.

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Installing mod_security on Apache2 under Debian 6 (Squeeze)

Wednesday, June 15, 2011 8 comments

If you have a web server, you know how difficult it is to keep your server secure, even when running pages in PHP, Python, etc

No matter how paranoid or neat you are, there are always vulnerable points, and if you look at the logs from your server, surely you will find hundreds of XSS attacks, Sql Injection, etc

The idea of this mini tutorial is to help you to configure ModSecurity on your Apache server, so that you can repel a high number of these attacks, without becoming crazy.

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Using and understanding vmstat

Saturday, may 14, 2011 2 comments

Vmstat is a command that allows us to get an overall detail of the processes, I/O, memory usage/swap, the system state and activity of the CPU. It is essential to understand what is happening in your system, detect bottlenecks, etc.. Read more...

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How to make backups of Gmail accounts from a Linux machine

Monday, April 25, 2011 1 comment

The idea is to make a backup of all the emails you have in Gmail,a simple way, to your local machine, which is running Linux.
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Install Vmware Tools on Debian 6 (squeeze)

Thursday, April 21, 2011 2 comments

The “Vmware Tools” are useful for running administration commands in a virtual machine directly from the Vmware client.
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