ubuntu hints'n'tips

C

Costas

Administrator
Staff member
reference
http://help.ubuntu.com/community/ExternalGuides

wine began in 1993 by Bob Amstadt as a way to support running Windows 3.1 programs on Linux
  • can run any WINDOWS program!! also .NET!!
  • can execute DOS BATCH script!!
  • has DOS prompt!!

steps :
download rufus, point the .iso/img. say yes/ok to any messagebox.
install ubuntu
install wine via application center

download x86 distribution :
https://www.ubuntu.com/download/alternative-downloads
http://ftp.ntua.gr/pub/linux/ubuntu-releases/16.04/
 
 
download Lubuntu by http://lubuntu.me/
 
 
Install LXDE, a fast and light-weight GUI (when you have installed Ubuntu/CentOS minimal)
JavaScript: 
sudo apt-get install lxde

##CentOS
yum install lxde

##ref https://wiki.lxde.org/en/Installation
 
 

I cant find .wine folder under ~/.wine/ (aka home/username/.wine)
Click to expand...
1-The Wine folder is hidden by default. To access it, open your Home folder and press Ctrl+H. This will show all the hidden folders
2-Run winecfg in a terminal - this will create the .wine folder in your home folder.
http://askubuntu.com/a/67089
http://askubuntu.com/a/264895
Batch files not working!
Click to expand...
1-goto terminal write "wine cmd.exe"
2-change dir to cd ~/.wine/drive_c/
and then then try to run your batch file from there!
http://www.linuxforums.org/forum/red-hat-fedora-linux/112720-how-run-bat-files-wine.html

 
 

I got error moving file permission denied
Click to expand...

Use nautilus, is the official file manager for the GNOME desktop.
Open Nautilus as sudo by typing gksudo nautilus in terminal
http://askubuntu.com/a/24960

 
 

Download SRWARE deb and install it!

Instructions for 32 bit systems:
$ wget http://sourceforge.net/projects/srwareiron.mirror/files/SRWare%20Iron%2034.0.1850.0/iron.deb
$ sudo dpkg -i iron.deb

Instructions for 64 bit systems:
$ wget http://sourceforge.net/projects/srwareiron.mirror/files/SRWare%20Iron%2034.0.1850.0/iron64.deb
$ sudo dpkg -i iron64.deb

 
 

Autoload on startup

Open ~/.bashrc

Enter:
export JAVA_HOME="[replace with your path to the jdk]"
export PATH="$JAVA_HOME/bin:$PATH"

Restart the machine

 
 




request root access
Click to expand...


JavaScript: 
sudo su


for shutdown or restart
Click to expand...


JavaScript: 
sudo poweroff
sudo reboot




delete a file
Click to expand...


JavaScript: 
rm wpa_supplicant.conf






view the content of a file
Click to expand...


JavaScript: 
cat file.log


Open terminal here
Click to expand...


CTRL + ALT +T
then use sudo -i to grant root access


Super key is
Click to expand...


Ctrl+Super (Super is the Windows key)



Linux Mint LAMP
Click to expand...
http://community.linuxmint.com/tutorial/view/486
 

Restore KDE Desktop
Click to expand...


JavaScript: 
plasma-desktop &
 

add repository & install emerald
Click to expand...

source - http://www.noobslab.com/2014/02/emerald-decorator-and-themes-available.html

JavaScript: 
sudo add-apt-repository ppa:noobslab/themes
sudo apt-get update
sudo apt-get install emerald compizconfig-settings-manager

restore unity!
http://askubuntu.com/a/450433

 
 



Lubuntu - Wake up from Suspend after lid close (fix black screen +10min)
Click to expand...

enable and set ignore for HandleLidSwitch -> no work for me on LDXE (aka https://bugs.launchpad.net/ubuntu/+source/xfce4-power-manager/+bug/1222021)

no work either uninstall xfce4-power-manager and its dependencies
JavaScript: 
sudo apt-get remove --auto-remove xfce4-power-manager
sudo apt-get purge --auto-remove xfce4-power-manager

##ref :
##http://askubuntu.com/a/520649
##http://installion.co.uk/ubuntu/precise/universe/x/xfce4-power-manager/uninstall/index.html

no solution found :(

[update] installing wattOSrev10x86 (http://planetwatt.com/) fixes the bug!

How to add “Open terminal here” to Nautilus' context menu
Click to expand...

JavaScript: 
sudo apt-get install nautilus-open-terminal

then reset Nautilus :
JavaScript: 
nautilus -q

Jph4X.png


 
 



application bandwidth limit
Click to expand...

install it
JavaScript: 
sudo aptitude install trickle

use :
trickle -u 10 -d 20 firefox
//or
trickle -u 50 firefox

^opens new instance

http://linuxaria.com/article/manage-your-bandwidth-with-trickle

 
 



Install UNRAR support to builtin app 'Archive Manager'
Click to expand...

sudo apt-get install unrar

or use *unp* command line http://help.ubuntu.com/community/Unp

Install Qt runtimes
Click to expand...


sudo apt-get install libqt4-*

Find package name
Click to expand...
Applications -> Ubuntu Software Center <br>

Debian Linux apt-get package management cheat sheet


source - http://askubuntu.com/a/216430
Check your /etc/apt/sources.list
Update your apt
sudo apt-get update

Check if apt can find apache2
sudo apt-cache search apache2

Install apache2
sudo apt-get install apache2

Optional additional repositories
Here are a few optional repos you can go ahead and add to the bottom of your sources.list.

#Chromium
deb http://ppa.launchpad.net/chromium-daily/stable/ubuntu precise main
deb-src http://ppa.launchpad.net/chromium-daily/stable/ubuntu precise main

Allow execution of unknown .jar files
Click to expand...
Right click filename.jar >
1.png

then double click it!

 
 
reference
http://askubuntu.com/questions/362951/installed-teamviewer-using-a-64-bits-system-but-i-get-a-dependency-error
http://askubuntu.com/questions/40011/how-to-let-dpkg-i-install-dependencies-for-me

JavaScript: 
//install once gdebi
sudo apt-get install gdebi-core

//download teamviewer
wget http://www.teamviewer.com/download/teamviewer_linux.deb

//install deb with dependencies
sudo gdebi teamviewer_linux.deb
 
 

Install LAMP
reference https://www.howtoforge.com/ubuntu-lamp-server-with-apache2-php5-mysql-on-14.04-lts

warning for phpmyadmin https://www.digitalocean.com/community/tutorials/how-to-install-and-secure-phpmyadmin-on-ubuntu-14-04
When the first prompt appears, apache2 is highlighted, but not selected. If you do not hit "SPACE" to select Apache, the installer will not move the necessary files during installation. Hit "SPACE", "TAB", and then "ENTER" to select Apache.
+
select yes when asked whether to use dbconfig-common to set up the database

*install apache2*
sudo apt-get install mysql-server mysql-client
sudo apt-get install apache2
surf @ http://0.0.0.0/ is alive!
sudo apt-get install php5 libapache2-mod-php5


*config server calling name*
edit the file 'apache2.conf' in /etc/apache2 add :
ServerName localhost

then restart the server
sudo service apache2 restart


*add php5 modules*
apt-get install php5-mysql php5-curl php5-gd php5-intl php-pear php5-imagick php5-imap php5-mcrypt php5-memcache php5-ming php5-ps php5-pspell php5-recode php5-snmp php5-sqlite php5-tidy php5-xmlrpc php5-xsl


*make php5 mcrypt module work*
sudo apt-get install mcrypt php5-mcrypt
sudo php5enmod mcrypt
sudo service apache2 restart

*change root dir*
http://stackoverflow.com/a/23175981/1320686

*remove apache2*
http://askubuntu.com/a/355256
sudo apt-get purge apache2

*remove phpmyadmin*
http://ubuntuforums.org/showthread.php?t=812971&p=5078918#post5078918
sudo apt-get --purge remove phpmyadmin

*use alias to server external dirs*
//http://stackoverflow.com/questions/13189261/apache2-alias-not-working-in-ubuntu
edit /etc/apache2/apache2.conf (this will add a directory demo) add:
JavaScript: 
Alias /demo/ "/home/user/wwwb"
<Directory "/home/user/wwwb">
    Order deny,allow
    AllowOverride All
	Require all granted
</Directory>

 

Configure a share folder to ubuntu w/ credentials
-the shared folder must be inside HOME folder
-as admin > edit /etc/samba/smb.conf add :

yourusername = current ubuntu user
JavaScript: 
[nameit]
path=/home/yourusername/www
available=yes
valid users=yourusername
read only=no
browseable=yes
public=no
writable=yes
guest ok = no

save
-as admin execute
JavaScript: 
smbpasswd -a yourusername
when ask for user, type yourusername = current ubuntu user
when ask for password type a password will be used for SAMBA authentication

on windows side browse to ubuntu computer, you will see the shared folder, when ask for credentials
use for user
JavaScript: 
ubuntu_pc_name\yourusername
for password the one you enter before. njoy!

reference
http://askubuntu.com/a/508702
net use * /d (restart required)
http://www.howtogeek.com/176471/how-to-share-files-between-windows-and-linux/


 
 
programs by category :
prefix rename - http://www.ubuntugeek.com/prefixsuffix-gui-application-that-renames-batches-of-files-in-ubuntu.html
samba server - samba
roboform for firefox/chrome (works with local passcards) - roboform website
screenrecording - http://www.maartenbaert.be/simplescreenrecorder/
free pascal - http://www.lazarus.freepascal.org/
[guide1] hardcode subtitles to mp4 - http://ubuntuforums.org/showthread.php?t=1848801
[guide2] hardcode subtitles to mp4 - http://goo.gl/gSv3g3

midnight commander (use CTRL+O to hide panels / F11 FullScreen)
JavaScript: 
http://ftp.midnight-commander.org/?C=N;O=D

sudo apt-get install libglib2.0-dev
sudo apt-get install libslang2-dev

extract&compile&install, start with : mc

Krusader file manager - http://krusader.sourceforge.net/ or use
JavaScript: 
apt-get install krusader

Notepadqq is a native port of Notepad++ to Linux.
JavaScript: 
//http://notepadqq.altervista.org/wp/
sudo add-apt-repository ppa:notepadqq-team/notepadqq
sudo apt-get update
sudo apt-get install notepadqq


Brackets IDE for web programming
JavaScript: 
sudo add-apt-repository ppa:webupd8team/brackets
sudo apt-get update
sudo apt-get install brackets


Deluge Torrent
JavaScript: 
sudo apt-get install deluge


7zip
JavaScript: 
sudo apt-get install p7zip-full

//split archive to multiparts 
7z -v100m a my_zip.7z my_folder/
 
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