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1500 questions
107
votes
9 answers

How to network two Ubuntu computers using ethernet (without a router)?

How can I network two Ubuntu computers, so that they can "see" each other at an IP address?
James
107
votes
9 answers

How to search for strings inside files in a folder?

Is there any utility to make searches for a string inside ASCII files to avoid command line searches? How to make a command line search, for example for the string "test" inside all files in the directory /var/x/ ?
Nuno
  • 1,187
107
votes
8 answers

How to reinitialize a terminal window instead of closing it and starting a new one?

When I make some changes to the shell/bash behavior, such as setting up an alias, is there a quick command to reinitialize the terminal window instead of closing and opening a new window?
NES
  • 33,975
107
votes
13 answers

How to disable built-in Wi-Fi and use only USB Wi-Fi card?

The built-in Wi-Fi card in my laptop (Dell XPS M1330) is crap, pretty much. I have an Asus USB Wi-Fi card, which is significantly better and works fine. What I'd like to do is disable the built-in Wi-Fi card. Is there a way to do this without having…
Matt
  • 1,071
107
votes
4 answers

Determine destination location of apt-get install ?

For some applications its fairly easy enough to locate where the application was installed to using the "which" command. However, some applications such as Tomcat are a little out of my league to locate. I'm asking for particular methodology that…
Sn3akyP3t3
  • 1,646
107
votes
7 answers

How can I install on a non-PAE CPU? (error "Kernel requires features not present on the CPU: PAE")

After burning Ubuntu 12.04 to a CD, I tried booting and got the message: This kernel requires the following features not present on the CPU: pae Unable to boot - please use a kernel appropriate for your CPU. What does this mean?
oshirowanen
  • 4,077
107
votes
7 answers

How to keep the audio profile at A2DP while using a mic with Bluetooth headset? (Push-to-talk)

I have a CEL-TEC F5A headset. The spec says: Bluetooth 4.0, profiles: Headset, Hands free, A2DP, AVRCP/HSP/HFP It plays nicely with High Fidelity Playback (A2DP sink) profile. When I want to switch audio input to the headset's microphone, the output…
Ondra Žižka
  • 3,858
106
votes
4 answers

How do you see what packages are available for update

FreeBSD user joining your ranks. I've been asked to look after an Ubuntu Server running 10.04 LTS. I see from /usr/lib/update-notifier/update-motd-updates-available that there are a number of updates on the server however I do not see a way to tell…
Jan Geep
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106
votes
9 answers

Ubuntu 16.04 hangs on shutdown/restart

My Ubuntu 16.04 hangs on shutdown/restart requiring me to press and hold the power key to turn the machine off... I don't know how to report this as a bug and what commands to run to show the necessary hardware/sys log info? Any help would be hugely…
Tdenham
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106
votes
7 answers

No more updates for Google Chrome 32-bit

I am using Google Chrome 48.0 32-bit. Today when I launched Google Chrome, I got this message: This computer will soon stop receiving Google Chrome updates because this Linux system will no longer be supported I thought Ubuntu 14.04 is supported for…
Parto
  • 15,685
106
votes
7 answers

'xclip' vs. 'xsel'

There are two command-line tools (in two different packages) to access the X clipboard: xclip xsel I would love to know the difference between those two and hear a recommendation which one to use in which cases.
Byte Commander
  • 110,523
106
votes
19 answers

Is a clean install better than upgrading?

Is it better to install Ubuntu completely new or is the upgrade process just as good? In other words, will my computer run just as problem-free and efficiently when I upgrade as opposed to a fresh install?
Doughy
  • 2,064
106
votes
6 answers

How to return from grub prompt to the grub menu?

If you press escape in grub menu you end up at the grub command prompt. My question is, how can I go back to the menu, without rebooting?
sorin
  • 10,155
106
votes
11 answers

How do I install applications in Ubuntu?

How can I install applications like Google Chrome on Ubuntu? Are there any commands to install an application? Index of answers: Basic usage of APT, Synaptic Package Manager and Ubuntu Software Center and how to install .deb files List of methods,…
udaykumar
  • 1,473
106
votes
10 answers

Cannot find install-sh, install.sh, or shtool in ac-aux

This is my first time trying to compile and install anything on a linux machine. I got the latest version of https://github.com/processone/exmpp via git and read the instructions which state: 2. Build and install Exmpp uses the Autotools. Therefore…
Micah
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