A revision number for a particular piece of software in a specific state.

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18
votes
5answers
9k views

How can I tell what version of OS X I'm on from the command line?

I frequently find myself SSHing into various OS X machines, and it'd be useful if I could tell what version of OS X I was on when I'm doing that. uname -a doesn't quite work, since Darwin kernel ...
1
vote
3answers
2k views

Minor upgrades and version numbers on CentOS

I installed CentOS 6.0. Later I ran yum update to apply software updates. After that my operating system version changed to 6.3. Why did the version change? How far up will it go? How can I choose ...
2
votes
2answers
80 views

How can I find out which version of screen I am using?

Further to my previous question on screen not splitting my terminal , I got to the point where I can split my terminal horizontally but not vertically . This documentation says that vertical splitting ...
6
votes
2answers
523 views

Meaning of “rc5” in “linux kernel 2.6.37-rc5”

When I visited the kernel.org website to download the latest Linux kernel, I noticed a package named 2.6.37-rc5 in the repository. What is the meaning of the "rc5" at the end?
2
votes
1answer
2k views

set default g++ on CentOS?

I'm a linux virgin and have only been programming c++ for 2 weeks, so please bear with me. I'm trying to set the default g++ to 4.7.2 which I'm told by my host is installed (I'm also told that c++11 ...
1
vote
1answer
207 views

Getting contradictory information regarding the linux distribution

I wanted to check which linux distribution is running on a remote linux box given to me .i have see this answer on super user which says that LSB tools provide this information And then it goes ...
1
vote
1answer
245 views

Update kernel at fedora 16 to 17 - How to remove unused files?

I want to update kernel at fedora 16 to 17. So I need to delete unused files. find /etc /var -name '*?.rpm?*' Is that enough or need more extensions?
2
votes
4answers
115 views

Is there a structured format of version info for OS-level executables?

I am looking for a structured format of version info for OS-level executables, such as in /usr/bin and /usr/local/bin. The problem we are having is the inconsistent architecture between our PROD and ...
2
votes
2answers
2k views

Java version for Tomcat

I want to run my Tomcat with Java 7 but all I found about configuring it doesn't work. The management interface of Tomcat shows 1.6.0_24-b24 as Java version. The JAVA_HOME variable is empty. % echo ...
1
vote
1answer
241 views

How do I know which kernel version will have a bug fix I need? [duplicate]

Possible Duplicate: Given a git patch id, how to find out which kernel release contains it? I encountered a bug in one of the newer kernel versions. There is no workaround; if I want to ...
9
votes
3answers
2k views

How to install multiple versions of the same package in Gentoo?

I would like to install two (or more) versions of the same packages on my Gentoo system. I know for sure there won't be any file clash, since there very few files installed and each of them is named ...
2
votes
1answer
620 views

Which version of unix from a shell?

I recently started a new job, and was told that I need to log on (Via shell) to a particular unix system. I'm trying to figure out a few peculiarities with the system, but first I need to know what ...
14
votes
2answers
559 views

Why do package names contain version numbers?

While working with Ubuntu and other Debian-based distros, I've noticed that packages in the software repos often contain the major version number. For example, Apache: apache2 Tomcat: tomcat7 PHP: ...
4
votes
3answers
1k views

Why doesn't uname -a return a useful identifier

I typed the command uname -a into my college's server and got this: 2.6.18-274.3.1.el5 #1 SMP Tue Sep 6 20:14:03 EDT 2011 i686 i686 i386 GNU/Linux Are they trying to hide the version of Linux that ...
7
votes
3answers
4k views

How do I tell what version of Gentoo & Linux is running?

Is there a way to tell from Bash what distro version # I'm running and also what Kernel version is included?
6
votes
1answer
1k views

Multiple installed versions of git - centos

I manually installed git 1.6 a year or two ago. I noticed today that the 1.7 version is available in yum, and installed it (package git-all) I now get the following output: [root@ovz5197 ~]# git ...
4
votes
1answer
2k views

How can I revert a package to a specific version on Gentoo?

I'm a Debian user pretty much new to Gentoo. I wanted to install a specific version of a package namely the 1.39.0 version of dev-libs/boost, http://packages.gentoo.org/package/dev-libs/boost. But I ...
0
votes
1answer
164 views

Are there any problems if I install an old version of a Linux distro?

I've got a computer with 512 MB of RAM, and a 50 GB hard disk. Question: will I have any problems if I install an old version of Ubuntu, Knoppix, or any other distro? For example: may I have any ...
7
votes
2answers
562 views

Which sed version is not GNU sed 4.0?

I'm trying to figure out which version of sed that I've got on BusyBox 1.18.3. The --version output is cryptic. $ sed --version This is not GNU sed version 4.0 The following code is from the ...
1
vote
2answers
513 views

Version Control System similar to Bazaar needed for CentOS 4.8 dedicated hosting server

I have recently had to have our dedicated server rebuilt as core system files were deleted. But that's another story... Before the rebuild, we were merging, branching, and committing changes to a ...
2
votes
2answers
2k views

Numbering convention for the linux kernel?

What is the convention for numbering the linux kernels? AFAIK, the numbers never seem to decrease. However, i think I've seen three kinds of schemes 2.6.32-29 2.6.32-29.58 2.6.11.10 Can anybody ...
3
votes
6answers
254 views

What I can I do to make the transition to some new computer hardware safe and smooth?

I normally use machine A, and I make backups of A onto a fileserver B. Sooner or later, I will lose machine A for one reason or another. Its hard drive wears out, or it gets hit by lightening, or some ...
3
votes
2answers
2k views

What does file version mean: lsattr -v

lsattr -v gives me the "version number" of given file(s). What does this mean? On Redhat 7.3, I could've sworn all the version numbers were 1 except those I changed with chattr -v. On Fedora 11, ...
3
votes
3answers
267 views

What is the preferred way to install new versions of software?

I have installed Ubuntu Server 10.10 and now I want to install some software like PostgreSQL, Nginx and PHP. But what is the preferred way to get the latest stable version of the software? E.g I ...
2
votes
8answers
834 views

Oldest Linux machine you still run [closed]

What is your oldest machine you ever installed Linux on and currently still run? What are the specs, kernel version or distro, and for what purpose?