Greatest Hits

3
votes
2answers
72k views

Copying file from folder 1 to folder 2 in terminal

I am trying to move a text file from folder 1 to folder 2 via terminal. I'm doing this for a school project to show what actually happens when you copy paste. I'm doing cp/home/rits/desktop/folder1 ...
12
votes
3answers
51k views

How to install Juniper VPN on Ubuntu 14.04 LTS?

Could you please help me ? On my old Ubuntu 13.10 I was able to run Juniper VPN (on Firefox only) using a workaround which requires you to install the missing 32libs and IcedTea (32bits). However, I ...
6
votes
3answers
25k views

How to Update or Re-Install new version ADB?

I have an android based phone and I need ADB for installing new versions. However, untill today ADB was working perfectly but today I got an error, it says "you need 1.0.32 or newer version." Yes, ...
49
votes
6answers
49k views

What does “TTY” stand for?

On the Wikipedia's article (Computer terminal) under the hard copy terminals section of the article it says this "Early user terminals connected to computers were electromechanical teleprinters or ...
48
15
votes
1answer
118k views

How do I mount a CIFS share?

I'm using Ubuntu 11.10, and am trying to mount a freenas server. I have the server set to share in cifs and nfs with no luck. I have tried smbmount //192.168.1.### /mnt/ I am not new to Ubuntu but ...
35
votes
3answers
73k views

How do I recover my accidentally lost Windows partitions after installing Ubuntu?

I have a Toshiba satellite A-200 laptop with a Vista OS on it with 4 NTFS partitions (C:) Vista (D:) Entertainment (E:) Work (F:) Sources and I wanted to start using Ubuntu instead. So I tried ...
8
votes
3answers
52k views

apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerName … waiting apache2:

I upgraded to ubuntu 14.04 yesterday. But after restarting PC , this message continues to appear in a black screen after the ubuntu loading screen and don't go away and ubuntu doesn't start I can do ...
91
votes
3answers
109k views

How to install specific Ubuntu packages, with exact version?

I want to setup a new virtual machine with some specified packages (name and version), that are provided. For example apache2 in version 2.2.20-1ubuntu1 with all dependencies. Even if there is a new ...
30
votes
4answers
45k views

how to achieve multi touch gestures in ubuntu 14.04

is it possible to get multitouch gestures in ubuntu 14.04 like macbook? if possible how to activate or install multi touch gestures ? my laptop is lenovo z580.it has syanptics touchpad which supports ...
18
votes
9answers
40k views

How do I update LibreOffice to next point release in 14.04?

I want to update my LibreOffice (whole package). Is there a way to do it without uninstalling old and then installing new? If there is no option for updating directly, how should I do it otherwise? ...
25
votes
4answers
59k views

How to view the `.bash_history` file via command line?

I want to view the contents of my .bash_history file but don't know how to get there via the command line.
14
votes
5answers
84k views

What command should I type to run Chrome from the terminal?

I have remote box accessed by VNC and jwm desktop. No menus, not desktop icons, only a terminal window. I have downloaded Chrome's .deb package and installed it. Now how can I run it from the ...
8
votes
8answers
59k views

Pinging computers on local network: destination host unreachable

I have two ubuntu computers on a local network and neither one of them can ping each other. Every time I try I get the "destination host unreachable" error message. Both computers are able to access ...
51
votes
2answers
83k views

What is <defunct> for a process and why it doesn't get killed?

The chrome browser was not responsive and I tried to kill it, but instead of disappearing the process had <defunct> at its right, and didn't got killed: What is <defunct> for a process ...
6
votes
3answers
34k views

APT way to get Adobe Flash Player latest version for Linux not working

I am running Ubuntu 14.10 and I am trying to get the latest version of Adobe Flash Player for Linux (which apparently is 11.2), I am selecting the option for APT for Ubuntu 10.04+ here: But when I ...
44
votes
2answers
86k views

What does `nomodeset` do

Since installing Ubuntu 12.10 I have been playing around trying to get my Radeon HD 5450 gpu to work with the proprietary driver, as from the start installing the driver meant losing unity. I won't ...
14
votes
3answers
43k views

How can I install 3.16 kernel on Ubuntu 14.04

sudo apt-get update && sudo apt-get dist-upgrade do not show the newest kernel. How can I install 3.16 kernel on 14.04?
12
votes
5answers
18k views

How to install Octave 4.0.0 in Ubuntu 14.04

I am using Ubuntu 14.04.2. I want to install the latest version of Octave (Octave 4.0.0 ). But in official Ubuntu repository ,there is only octave version 3.8 available for download/install. How can ...
25
votes
2answers
79k views

update-java-alternatives vs update-alternatives --config java

On Ubuntu 12.04 LTS I have installed Sun's JDK7, Eclipse, and the Arduino IDE. I want the Arduino to use OpenJDK 6 and want Eclipse to use Sun's JDK 7. From my understanding I need to manually ...
38
16
votes
5answers
64k views

Setting PIdgin up for Lync2013

I having difficulty setting up pidgin to work with my company's microsoft 365's communicator lync 2013 (not 2010) account. I either receive a message stating authentication failed, or Incompatible ...
10
votes
3answers
99k views

How to detect an USB device?

I got a scenario, where a software works only when you insert the USB device provided by the software vendor in windows operating system. Im trying to find the content stored in the USB device. In ...
49
30
votes
1answer
23k views

Unknown Additional Driver: Processor microcode firmware for Intel CPUs for intel-microcode

After upgrading to 15.04, I have one additional driver (it did not appear in 14.10). What is the purpose of this driver and should I enable it?
2
votes
1answer
74k views

How to Fix “Read-only file system” error when I run something as sudo and try to make a folder/file?

When I try to save something or rename a file/folder it say this error " Read-only file system" or run something as root in the terminal it say this error sudo: unable to open /var/lib/sudo/"My User ...
9
votes
3answers
65k views

Ubuntu doesn't “see” external USB Hard Disk

It's NTFS. It's USB2. I'm using Ubuntu 13.04. It works perfectly fine on Windows (which excludes cable and hardware problems). I have two Ubuntu computers and it's not detected on either. It's about ...
17
votes
4answers
105k views

How can I edit my Grub bootloader entries (Hide, Rename, Remove)? Preferably doing it manually, and not with a program

So basically I have a pretty flooded Grub bootloader, with older linux versions, 3 operating systems and memtests. What I want is to leave the operating systems only. I need to know how to do it ...
59
10
votes
7answers
21k views

Black screen after login Kubuntu 15.04

I have updated my kubuntu 14.10 to kubuntu 15.04. And now after boot, when I enter my password on welcome screen, I will get black screen. It's looks like screen powered off. No cursor, no change ...
10
votes
4answers
15k views

Is there any Ubuntu 14.04 theme to make it look like Windows 10?

I used windows 10 in virtual box for a few days and i fell in love with its beauty. Is there a ubuntu theme to make it look like windows 10?
3
votes
4answers
28k views

How do I burn the Windows 10 ISO to a USB?

I did the dd method and it worked but I'm not sure that's all you have to do because it is Windows and may not have GRUB and I'm not sure so I'm asking the experts haha. WINUSB DID NOT WORK BECAUSE ...
6
votes
3answers
47k views

“ping: unknown host google.com” but IP's works fine

I recently upgraded from Ubuntu 12.04 to Ubuntu 14.04. After restarting I have WiFi connected and/or LAN connection with no internet access. I'm using Toshiba Satellite C855D. Here are some of the ...
5
votes
3answers
87k views

How to turn on Network Discovery and Share between computers with Samba

I have an Ubuntu server. Accessing the server from Windows clients works fine. But the server is not listed among the available PCs on Windows client's Network overview. For windows machines it ...
7
votes
2answers
49k views

How to install PhpStorm in Ubuntu 14.04 LTS?

I have a JetBrains PhpStorm 7.1 and I want to install it in Ubuntu 14.04 so I installed wine for windows compatibility and I run PhpStorm-7.1.exe then it was successfully installed (I guess). But when ...
19
votes
2answers
89k views

Use xrdp to connect to desktop session

I use Ubuntu on my desktop. When I am away from my desktop, I would like to access the session using my Windows 7 laptop. Currently, I am using xrdp to connect, but it starts up a remote session. Is ...
9
votes
4answers
46k views

HowTo: Upgrade java on Ubuntu 14.04 LTS?

I recently installed Ubuntu 14.04 on my computer and now my Java Version is not updated. I have Java so I dont need to install - just update the current version. Can someone please tell me the ...
34
9
votes
1answer
72k views

How to open a port?

I have ubuntu 12.04 and I'm not able to allow certain port in my firewall. So I basically said I will allow everything but it's still not working. Please help. nmap on this machine from other machine ...
7
votes
1answer
42k views

Can't SSH in as root

I'm using the default installation of openssh-server for my Ubuntu 14.04 server. I can connect through the console as root like normal, with my username and password. When I try to SSH with the same ...
5
votes
3answers
11k views

Ubuntu 15.10 Release fglrx issue

Just upgraded from 15.04 to 15.10 via apt-get dist-upgrade. Nothing was customized, everything running from official repos. Before upgrade I already purged all fglrx proprietary driver from the ...
11
votes
2answers
106k views

How to start/stop iptables?

While learning some new things about iptables I can't through this. While I am trying to start, its saying as root@badfox:~# iptables -L -n -v Chain INPUT (policy ACCEPT 0 packets, 0 bytes) pkts ...
17
votes
3answers
59k views

What is $DISPLAY environment variable

I am new to shell scripting.I do NOT understand what is $DISPLAY environmental variable. I have Ubuntu 13.10 and I use /bin/bash shell. I have two monitors. Questions: 1.Command echo $DISPLAY will ...
7
votes
2answers
35k views

How to setup virtual users for vsftpd with access to a specific sub directory?

I need to be able to add a virtual users to vsftpd that only have access to a sub folder. The reason why I want to use virtual users is I only want to have 1 real user on the server. The FTP ...
8
votes
3answers
47k views

Proxy authentication with terminal Ubuntu 14.04

I would like to access the internet to update files etc. from the terminal on a secured proxy network. I've already tried the following: Adding to /etc/apt/apt.conf, /etc/apt/apt.conf.d/01proxy, ...
15
votes
2answers
62k views

32-Bit UEFI Boot Support

I recently purchased a Dell Venue 8 Pro. I have read online about what it needs in order to boot into Ubuntu or any other Linux distro. From what I have gathered, what really needs to happen is ...
15
votes
1answer
56k views

What does apt-get --fix-missing do and when is it useful?

From the man page: -m, --ignore-missing, --fix-missing Ignore missing packages; if packages cannot be retrieved or fail the integrity check after retrieval (corrupted package files), hold back ...
18
votes
1answer
106k views

How do I boot into recovery mode?

I recently tried booting into the Grub2's menu entry "Ubuntu GNU/Linux, with Linux 3.2.0-24-generic-pae (Recovery Mode) just to see what was there. It booted successfully, but I had no idea what to ...
36
10
votes
1answer
64k views

How do I install and enable pdo_mysql and gd extensions for php5?

When trying to install webtrees I get the following output: Checking server configuration PHP extension "pdo_mysql" is disabled. You cannot install webtrees until this is enabled. Please ...
36
4
votes
7answers
81k views

How can I delete files in terminal fluently?

For example, I do cd Music dir and get 123456789.mp3 qweerkrtrkgljdjfkdjfdkf.mp3 a.mp3 b.mp3 blabla.mp3 how do I delete, say, files qweerkrtrkgljdjfkdjfdkf.mp3 and blabla.mp3 with least effort? ...
6
votes
3answers
69k views

How to install Ubuntu on MacBook Pro as Dual Boot?

I want to install Ubuntu 13.10 in my MacBookPro. I am running Mountain Lion in my mac. I want to run both Mountain Lion and Ubuntu 13.10 in My mac. How to install Ubuntu in my macbook without ...
38
votes
5answers
69k views

Ubuntu as Miracast Sender/receiver

couldn't find anything about Ubuntu act as a Miracast receiver or sender. General info about Miracast at Wikipedia Should this work? Supported HW? (Wifi direct?) only via WiFi no LAN? If Wifi direct ...
6
votes
4answers
54k views

cp - cannot create regular file : permission denied

I want copy to /lib/udev but gives error cp -f /tmp/ok_pcscd_hotplug.sh /lib/udev cp:cannot create regular file /lib/udev/ok_pcscd_hotplug : Permission denied I am root , but I can't understand . ...
47
votes
3answers
55k views

What is the “t” letter in the output of “ls -ld /tmp”?

When running the command ls -ld /tmp, the output would be: drwxrwxrwt 30 root root 20480 Mar 11 14:17 /tmp So I have two main questions: What is the letter t after the permissions? As far as I ...
31
votes
7answers
64k views

How do I check the health of a SSD?

We all know that SSDs have a limited predetermined life span. So the question for me is how do I check in (Ubuntu) Linux what the current health status of my SSD is? And maybe an estimation how long ...