Friday, March 16, 2012

Perforce sync is slow - Checklist for debugging

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Is your Perforce performance is slow while doing sync or some other operations ? 1) C heck you client spec’s view (if the repository is l...
Friday, March 9, 2012

Difference between centralized version control (CVCS) and distributed version control systems (DVCS)

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1)  Repository     CVCS:  Have a single server that contains all the versioned files an d metadata       DVCS:  E ach users working ...

Comparison of several SCM tools

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Here is a link which compares many SCM tools inlcuding Distributed and Central version control tools. It compares for few use cases, anyway...
Monday, February 13, 2012

Jenkins - FATAL: Unable to produce a script file

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Immediately after syncing code from perforce, a job in jenkins fails with the error message: 09:16:33  Sync complete, took 8001 ms 09:16...
Monday, January 30, 2012

A build engineer's use-case of java decompiler

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This is one scenario, which demonstrate the usage of java decompiler to a build engineer. One morning, a developer walked to my cube and c...
3 comments:
Wednesday, January 25, 2012

Jira Administration quick reference

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1) Configuring the Layout and Design Customising the Look and Feel      Administration -> Global Settings -> Look and Feel -> To...
2 comments:
Tuesday, January 24, 2012

Productivity tools linkage

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Reference: From slide prepared by Carl Sjoquist .  I liked this image which depicts how various productivity tools in an organization collab...
Monday, January 23, 2012

Generating ccs (Conary Change Set) file using rmake build Job-ID

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To generate CCS (Conary Change Set) files, for the corresponding packages available on rBuilder server, follow these steps rmake build ...
Sunday, January 15, 2012

Cygwin error: Couldn't create pipe tracker for pid

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Our builds started failing to connect to a Windows machine using sshd provided by cygwin. Then when I tried to open cygwin shell, it starte...
Wednesday, January 11, 2012

nexus "Item not found on path" error

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We are using nexus 1.5.0 repository to host maven packages in our organization. Recently I started encountering the error like    Item not...
1 comment:
Tuesday, January 3, 2012

Encrypting using GPG - an example

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GPG stands for  Gnu Privacy Guard, is a tool used to sign and encrypt data. Here I'm giving a simple usage of this tool. Usecase: We ...
1 comment:
Tuesday, December 27, 2011

how to check open ports on linux machine?

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Use the commands 1)  nmap - sS - O 127.0 . 0.1 or 2)  netstat - nap        netstat --listen   To display open ports and established TCP ...
Friday, December 16, 2011

Jenkins most useful features

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Jenkins is a CI (Continuous Integration) tool which is used to widely to manage builds and tests. In this blog, I'm listing some of the ...
Thursday, December 15, 2011

jenkins error: java.io.IOException: Authentication method password not supported by the server at this stage

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When I tried to add a node to jenkins/hudson using ssh as launch method, the authentication keeps on failing with the below error. [12/15...
Tuesday, December 6, 2011

How to check a machine is physical or VMware virtual machine

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Run command dmidecode | grep -i vmware If it is a physical machine, it won't return any data If it is a VMWare Virtual machine, you w...
Thursday, November 10, 2011

Learning MSBuild

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In my last 7 years of my career, I mostly worked on Unix based builds. Now I got curious to explore Windows builds. I learnt the 2 prominent...
18 comments:
Wednesday, November 9, 2011

Solution to Project Euler Problem 9 - Finding Pythagorean triplets

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http://projecteuler.net/problem=9 Problem:  A Pythagorean triplet is a set of three natural numbers,  a     b     c , for which, a 2  + ...
Saturday, November 5, 2011

Solution to Project Euler Problem 8 - greatest product of five consecutive digits in a 1000-digit number.

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http://projecteuler.net/problem=8 Problem: Find the greatest product of five consecutive digits in the 1000-digit number. 7316717653133...

Solution to Project Euler Problem 7 - 10001th prime number

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http://projecteuler.net/problem=7 Problem: By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime ...
Friday, November 4, 2011

Solution to Project Euler Problem 6 - sum of the squares of the first one hundred natural numbers and the square of the sum.

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Problem:  The sum of the squares of the first ten natural numbers is, 1 2  + 2 2  + ... + 10 2  = 385 The square of the sum of the first t...