If your site respond to urls that contain uppercase and lowercase characters (the same page responds to urls: yourdomain.com/my-Url, yourdomain.com/my-url), taking into account SEO parameters that is not good since the search engines are case-sensitive so you'd have more than one page indexed with the same content. A trick you can use is to convert all urls to lowercase, so:
Convert url to lower case using Apache HTTP Read More »
One of the easiest and safest ways to find duplicate files on GNU / Linux files is using the tool fdupes, fdupes find duplicate files comparing the file sizes, making a check MD5 followed by a byte to byte comparison.
Find duplicated files in GNU/Linux Read More »
According to Wikipedia:
LibreOffice is a free office suite compatible with Microsoft Windows, Mac and GNU/Linux. It has a text processor (Writer), a spreadsheet (Calc), a presentations creator (Impress), a databases manager (Base), a vector graphics editor (Draw) , and an editor of mathematical formulas (Math).
To the previous definition, I would add that it is also compatible with BSD OS (FreeBSD, OpenBSD, NetBSD).
LibreOffice covers a wide range of office needs and therefore can replace proprietary suites such as: Microsoft Office.
Install LibreOffice in Debian GNU/Linux Read More »
I have made changes to the configuration of Sendmail but when I run: m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf I get the following error:
m4:/etc/mail/sendmail.mc:10: cannot open /usr/share/sendmail-cf/m4/cf.m4: No such file or directorySolve cannot open /usr/share/sendmail-cf/m4/cf.m4 Read More »
sendEmail is a tool developed in Perl without dependencies of external modules, which allows you to send emails from the command line, it is easy to use and rich in features.
Send email from the command line Read More »
7-zip is a file compressor with a high ratio of compression. The main features are:
7-Zip – An excellent archive compressor / decompressor Read More »
SSHFS (Secure SHell FileSystem) is a file system for GNU/Linux, BSD and other UNIX like OS that allows you to mount a remote directory in userspace (filesystem userspace) making use of FUSE and ssh. Once you mounted the remote directory you can do any operation over it as if it were a local DIR.
Mount remote directory using SSHFS Read More »
mod_deflate is a module for Apache which compresses the content of each http request before sending it to the client decreasing the page load time for each request.
Proceed as follows to enable gzip compression
Enable gzip compression on Apache HTTP Read More »
MediaInfo is an utility that allows you to:
The following is the information dumped by MediaInfo:
MediaInfo supports following formats:
MediaInfo can be used through its graphical interface, command line interface or integrated into an application using the API.
$ sudo apt-get install mediainfo
$ mediainfo buffers_listed_and_hidden.ogv
General ID : 280403682 (0x10B69EE2) Complete name : buffers_listed_and_hidden.ogv Format : OGG File size : 4.61 MiB Duration : 3mn 28s Overall bit rate mode : Variable Overall bit rate : 186 Kbps Writing application : ffmpeg2theora-0.25 SOURCE_OSHASH : 3fd514e6b64347ca Video ID : 889190165 (0x34FFF715) Format : Theora Duration : 3mn 28s Bit rate : 89.5 Kbps Nominal bit rate : 297 Kbps Width : 640 pixels Height : 480 pixels Display aspect ratio : 4:3 Frame rate : 30.000 fps Compression mode : Lossy Bits/(Pixel*Frame) : 0.010 Stream size : 2.22 MiB (48%) Writing library : Xiph.Org libtheora 1.1 20090822 (Thusnelda) Audio ID : 1236641633 (0x49B5A761) Format : Vorbis Format settings, Floor : 1 Duration : 3mn 28s Bit rate mode : Variable Bit rate : 80.0 Kbps Channel(s) : 2 channels Sampling rate : 44.1 KHz Compression mode : Lossy Stream size : 1.99 MiB (43%) Writing library : libVorbis 20090709 (UTC 2009-07-09)
– man mediainfo
– MediaInfo project
MediaInfo – detailed information of an audio or video file Read More »
How to change the configuration of my keyboard in KDE to be able to write accented words?
Use the following procedure to change the setting of your keyboard in KDE.
Change keyboard layout in KDE Read More »