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Published on 2010-03-18T16:27:55Z
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How long is a HTTP response cached with it has no header specifying expiration?
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as seen on Ask Ubuntu
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I ran a clean install to Ubuntu 12.04 and so far everything has been working well. I especially commend the Ubuntu team for this release.
I only noticed that the size of repository update is now about ~13MB. Normally, it is about this size for the first time you run apt-get update after a clean install…
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I have a fresh install of Ubuntu 11.10 from the iso 'ubuntu-11.10-desktop-amd64.iso'. I installed this in VMWare Fusion 4.1.1 running on OSX 10.7.3. When setting up the VM, I allowed easy install to take care of creating my user and installing VMWare tools. No problems during installation, everything…
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I can't seem to add/remove/update packages
Ubuntu software update has a notice about partial upgrades but fails
Seems to be similar to this problem
$ sudo apt-get update
Ign http://archive.ubuntu.com quantal InRelease
Ign http://security.ubuntu.com precise-security InRelease
Ign…
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I realize there are dozens of "apt-get update: failure to fetch" questions (I read through all I could find), but my present circumstance is unique to 12.04 and it affects all sources; not just launchpad. Additionally, I've tried several different servers in Europe and the U.S. as well as the "main…
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This is the output of aptitude update:
Ign http://archive.canonical.com natty InRelease
Ign http://extras.ubuntu.com natty InRelease
Ign http://dl.google.com stable InRelease
Ign http://security.ubuntu.com natty-security InRelease
Hit http://deb.torproject.org natty InRelease
Get:1 http://dl.google…
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Hi
I'm quite new to Linux, but before using it I was hearing that Windows programs, after uninstallation, leaves a lot of remains on the hard disc, and Linux removes all.
I'm using Ubuntu 10.04. To uninstall packages I'm using sudo apt-get autoremove application_name or sudo aptitude purge application_name…
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as seen on Server Fault
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Hi,
I run a LVM setup on a raid1 created by mdadm. md2 is based on sda6 (major:minor 8:6) and sdb6 (8:22). md2 is partition 9:2. The VG on top of md2 has 4 LVs, var, home, usr, tmp.
First the problem: While booting it seems as if the device mapper takes the wrong partition for the mapping! Immediately…
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Environment: JBoss 5.1.0, JBoss Seam 2.2.0
While trying to get my application running in a clustered environment after login I am getting the following exception. Post login we try to store the currentUser in jboss seam session context.
java.io.NotSerializableException: org.jboss.seam.util.AnnotatedBeanProperty
How…
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as seen on Geeks with Blogs
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Caching is a popular topic when we are building a high performance and high scalable system not only on top of the cloud platform but the on-premise environment as well. On March 2011 the Windows Azure AppFabric Caching had been production launched. It provides an in-memory, distributed caching service…
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I have servlets that caches user information rather then retrieving it from the user store on every request (shared Ehcache). The issue I have is that if a client is multi-threaded and they make more then one simultaneous request, before they have been authenticated, then I get this in my log:
Retrieving…
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