codeblog con aditivos

Gnome Shell 3: tips and tricks. Clean & fast!

2011-10-19T19:14:00.000+02:00

(edited) *. Auto login into Gnome 3, and set it as default window manager 1. sudo /usr/lib/lightdm/lightdm-set-defaults -s gnome-shell *. Install classic Gnome and set it as default window manager 1. sudo apt-get install gnome-session-fallback 2. sudo /usr/lib/lightdm/lightdm-set-defaults -s gnome-classic *. Restore the old-style scrollbars 1. sudo apt-get autoremove --purge liboverlay-scrollbar-

Read a text file line by line in Java

2011-06-14T17:11:00.000+02:00

/// /// read the file line by line /// try { BufferedReader in = new BufferedReader(new FileReader(args[0])); String str; while ((str = in.readLine()) != null) { _log(str); } in.close(); } catch (IOException e) { }

Write a text file in Android using the emulator in Eclipse

2011-06-09T09:54:00.000+02:00

/// /// check read/write permissions boolean mExternalStorageAvailable = false; boolean mExternalStorageWriteable = false; String state = Environment.getExternalStorageState(); if (Environment.MEDIA_MOUNTED.equals(state)) { // We can read and write the media mExternalStorageAvailable = mExternalStorageWriteable = true; Log.i(TAG,"read + write"); } else if (

Install subclipse (subversion) in Eclipse in a few steps

2011-05-27T15:15:00.002+02:00

To install Subclipse (subversion) repository plugin in Eclipse, do the following: 1. Open Eclipse 2. Help -> Install new software... 3. Click "Add.." 4. Add this repository (the name does not matter; the URL does): http://subclipse.tigris.org/update_1.6.x 5. Type "subclipse" in the blank caption to search the plugin 6. Select it and install it Note that you need internet connection :)

Grooveshark: alternativa (también gratuita) a Spotify

2011-03-15T16:17:00.001+01:00

¿Tienes problemas con Spotify? ¿No conoces las alternativas? ¿Quieres tener acceso a toda la música desde el propio navegador? Grooveshark: http://listen.grooveshark.com

Create a proxy server in 3 minutes in Ubuntu

2011-02-24T14:11:00.000+01:00

Find a simple and easy manual in the following site: http://en.kioskea.net/faq/804-ubuntu-installing-an-http-proxy-server-squid

YouTube para el salón

2010-12-14T15:12:00.000+01:00

Si eres de los que conecta el ordenador a la televisión y ve vídeos de YouTube desde el sofá de casa, seguro que te gustan estas versiones de YouTube. La primera es una versión gigante, y se llama "XL": http://www.youtube.com/xl La otra es una versión a pantalla completa, y se llama "Leanback": http://www.youtube.com/leanback a disfrutar!!!

LaTeX compiling error

2010-12-12T22:09:00.000+01:00

If you are compiling a LaTeX document, and you get the following error: ! I can't find file `ptmr7t'Here you have the solution: sudo apt-get install texlive-fonts-recommended

Fix @ (at) character problem with Ubuntu in Macbook

2010-12-06T00:15:00.001+01:00

If you can't write the @ character in Ubuntu, you should do this: 1. System > Preferences > Keyboard 2. Go to Keyboard Distribution label 3. Click Options 4. Look for something like "Key to access the third level" (sorry, my Ubuntu is Spanish ;-) 5. Select the key you are used to use when typing the @ symbol (I selected the "Alt" key) That's all, Enjoy!! Some keywords for spanish readers:

Install Qt Ruby (qt4-qtruby) in Linux / Ubuntu

2010-11-18T12:37:00.001+01:00

Hi!! You only need to do this: sudo apt-get install ruby libqt4-qtruby Maybe you need to install "qt4-dev-tools" if you do not have Qt4 libraries installed in your system. Enjoy!! PS: here I include a sample code to test if it works fine: require 'Qt4' app = Qt::Application.new(ARGV) window = Qt::Widget.new() window.resize(200, 120) quit = Qt::PushButton.new('Quit', window) quit.font = Qt

Error while compiling Qt 4.7.1 in Debian Ubuntu (solved)

2010-11-10T15:03:00.001+01:00

Did you get this error?: You might need to modify the include and library search paths by editing QMAKE_INCDIR_X11 and QMAKE_LIBDIR_X11Just do this: sudo apt-get install libx11-dev libfreetype6-dev libavahi-gobject-dev libSM-dev libXrender-dev libfontconfig-dev libXext-dev

Tutorial rápido de C# (C Sharp) Parte 1: Conceptos básicos

2010-11-03T00:18:00.004+01:00

/// /// TUTORIAL RÁPIDO DE C# (C Sharp) /// (Parte 1) /// /// * Vía: http://www.csharp-station.com/Tutorial.aspx /// // ********************************** // * Tipos básicos de datos en C# (C Sharp) Type Size (bits) Range ======== =========== =========================================== sbyte 8 -128 to 127 byte 8 0 to 255 short 16 -32768 to 32767 ushort 16 0

Join.me: escritorio remoto sencillo vía web

2010-10-28T23:17:00.005+02:00

https://join.me/ es un nuevo servicio gratuito que permite que una persona (o varias) pueda controlar el ordenador de otra desde el propio navegador (no importa que sea Linux, Windows o Mac). Esto no es una novedad. Lo que sí lo es es lo sencillito que es utilizarlo, sin necesidad de pararnos a configurar router, cambiar puertos, etc. Funciona de la siguiente manera: vamos a la web https://

Ver liga y champions gratis en tu ordenador: partidos de Real Madrid y Barcelona

2010-10-22T08:45:00.004+02:00

*Los enlaces se pondrán cuando estén disponiblesReal Madrid - Racing SantanderEnlaces:(todo)Zaragoza - FC BarcelonaEnlaces:(todo)

Enable automatic spell checking in Emacs using flyspell

2010-10-11T09:44:00.003+02:00

First you have to install the following packages:Emacs (e.g. emacs-snapshot), aspell, and ispell.Then, edit the .emacs file: e.g. sudo gedit (home dir)/.emacsand add the following lines:(add-hook 'latex-mode-hook '(lambda () (flyspell-mode t)))(add-hook 'latex-mode-hook (function (lambda () (setq ispell-parser 'tex))))(add-hook 'latex-mode-hook 'turn-on-reftex)(add-hook 'latex-mode-hook '

WeFi: WiFi gratis vayas por donde vayas

2010-10-02T13:37:00.002+02:00

Si entras en www.wefi.com y te descargas su software, tendrás un localizador de redes abiertas WiFi.Lo mejor de todo es que va acompañado con un mapa de las ciudades, que se actualiza en tiempo real con las redes disponibles. Además, las clasifica por calidad de conexión y se conecta automáticamente a la mejor de todas las que haya disponibles.Está disponible para PC, Netbook, dispositivos

Google JavaScript V8 Engine compilation error

2010-03-22T14:30:00.003+01:00

If you get this error while compiling V8 JavaScript Engine with scons://++++++++++++++++++++++++++++++++++++++++++++++++++cc1plus: warnings being treated as errorssrc/handles-inl.h: In static member function 'static voidv8::V8::RemoveMessageListeners(void (*)(v8::Handle<v8::Message>,v8::Handle<v8::Value>))':src/handles-inl.h:50: error: dereferencing pointer '<anonymous>' doesbreak strict-aliasing

C++: How to obtain the name of a class in C++ from a pointer

2010-01-28T13:08:00.002+01:00

How to obtain the name of a class in C++ from a pointer:#include #include ...// test any pointerX * ptr;...cout << "requested type is " << typeid(*ptr).name() << endl;...

Betfair Promotional Code - Código Promocional

2009-10-20T01:15:00.005+02:00

Betfair Promotional Code - Free money for your accountCódigo Promocional para Betfair - Aumenta el dinero de tu cuenta al registrarteCode/código: VUAGMNKNH

Latex compiling ERROR

2009-09-17T13:11:00.001+02:00

Context:Linux, LaTeX, compilingError:! I can't find file `ptmr7t'.Solution:sudo apt-get install texlive-fonts-recommended

Ubuntu: haz que funcione JDownloader - make your JDownloader work

2009-06-17T18:09:00.003+02:00

You have to follow these steps:1. Be sure these packages are installed in your system:sudo apt-get install sun-java6-bin sun-java6-jre sun-java6-jdk sun-java6-plugin2. Change your default Java via:sudo update-java-alternatives -s java-6-sun3. Download JDownloader if you need it:wget -c http://212.117.163.148/jd.sh4. And run it:chmod +x jd.sh./jd.sh

Install and fix Yum in RHEL 3 or 4, or Fedora Core 4

2009-05-07T12:31:00.003+02:00

This links includes the steps you have to follow: linkgood luck!!

Ubuntu: Instalar Ruby + Qt4 - How to install Ruby + Qt4

2008-11-13T11:26:00.003+01:00

To install the Ruby bindings for the Qt4 GUI library you only have to use this command in a new console:sudo apt-get install libqt4-rubyIt will install these packages:- libqscintilla2-3- libqt4-ruby1.8- libsmokeqt4-2

Ubuntu: Reconfigurar la configuración de vídeo - Reconfigure video configuration

2008-10-27T18:13:00.003+01:00

To reconfigure your video options use this commandsudo dpkg-reconfigure xserver-xorgand follow the wizard. It will take several steps configuring mouse, keyboard and video card, but it is so easy if you use the default values.

Freeware: Aimp portable for Ubuntu

2008-10-20T17:49:00.003+02:00

Did you imagine your Aimp media player in Ubuntu? Stop dreaming and download this link.Follow these steps:1. Download the link2. Extract it in a new folder3. Make a launcher to the executable4. Enjoy it!!!PS: oops!! I remember you need Wine...