Posts tagged Uncategorized
How to Fetch RSS feeds into MongoDB with Groovy
May 20th
Suppose we will fetch some Amazon AWS news into a MongoDB database. These few lines made it possible with the use of Groovy and the Gmongo module:
Using OSX, Keynote and your iPhone as a clicker
Nov 21st
A substantial part of the people I encounter present using OSX on a Macbook. I am not sure how much of these people use Apple’s Keynote for presenting, but I like Keynote very much for various reasons, like a cleaner interface. This blogpost is about some handy tips and tricks I learned using a few years of presenting around the world. If you don’t use OSX, this blogpost is probably not for you.
Implement MongoDB replication in 3 simple steps
Nov 2nd
After we find out how replication works with MySQL lets look at mongoDB
Use the following steps to implement mongoDB Replication:
MVP renewal 2012
Oct 2nd
Yesterday I received a mail from Microsoft: “Congratulations 2012 Microsoft MVP”. For the third year I may call myself Microsoft MVP.
Moving existing Fedora17 install into LVM (including /boot)
Jul 24th
Fedora 17 has a GRUB2 version that supports booting from a boot partition in a LVM logical volume. That means you can have a full LVM layout of your disk(s) without a separate physical partition for /boot. I want that! Now, I’m rather pleased with my current Fedora setup, so I did not want to do a full re-install. What to do? Would it be possible to lite:rary “move” my existing partitions into LV’s, including /boot? Turn’s out this can be done and it’s fairly (..) easy. You need to have at least the same amount of free disk space available as the separate partitions combined , either in an existing Volume Group or in unused disk space.
Implement MySQL Replication in 3 simple steps
Jul 14th
For a project we need a second MySQL database for reporting, so whe can split the day to day business (forms) and the analytic reporting. Another thing is that the data must be very actual, so a nightly backup is not really an option.
The linux ‘perf’ utility with EL 6 – part 2
Jul 12th
In my previous post about perf I showed how it can be used to determine the function which is used the most systemwide.
Weird shell script problem + solution
Apr 19th
Yesterday, I installed a fresh Java EE application server to run a test on an application I was working on. The installation of the application server was as simple as unzipping a distribution archive. As with most application servers, the server could be started by running a shell script from the command line. This was all familiar to me, as I already had another instance of the same server installed on my MacBook. However, when I tried to run the script, I got surprised by an error message:
