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Linux

SET UNIX HOME DIR PROPERTY using ANT

ByRajesh Kumar June 20, 2009September 25, 2018

Set properties HOMEDIR in build.xml which will be set through user logged in the current system..

Example:

</target>

</project>

Rajesh Kumar

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Perforce

Ruby and Perl Scripts to List Perforce Clients in Descending Access Date Order
ByRajesh Kumar February 1, 2025February 1, 2025

These scripts will:✅ Connect to the Perforce server✅ Retrieve a list of clients (workspaces)✅ Sort them by last access date (descending order) 1. Prerequisites Before running the scripts, ensure:✔ Perforce CLI (p4) is installed and accessible in PATH✔ You have Perforce credentials (server, username)✔ You can run p4 clients -l successfully in the command line…

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Linux

Installation Of Apache HTTP Web Server
ByRajesh Kumar October 2, 2021April 13, 2022

How many ways you can install Apache? Installation Types1.Yum Based2.RPM Based3.Source code/ Tar ball Based Apache install on Centos 7 (Yum Base) 1.Check OS version # cat /etc/*release 2.Install apache # yum install httpd httpd-devel 3.Start Service # systemctl start httpd# systemctl status httpd 4.Test URL Browse for http://ip-addr from web client system and same…

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Jenkins

How to Resolve jenkins java.lang.outofmemoryerror permgen space issues?
ByRajesh Kumar September 3, 2015November 19, 2021

Solution 1 In Windows: Go to environment variable and add following variables export JAVA_OPTS=”-XX:MaxPermSize=512m -Xms512m -Xmx1024m” export GRADLE_OPTS=”-XX:MaxPermSize=512m” export SONAR_RUNNER_OPTS=”-Xmx512m -XX:MaxPermSize=512m” In Linux: In my ~/.bash_profile file, I have set the following 3 variables. Note there are other variables in this file as well i.e. JAVA_HOME, ANT_HOME, SONAR_HOME, SONAR_RUNNER_HOME, etc: export JAVA_OPTS=”-XX:MaxPermSize=512m -Xms512m -Xmx1024m” export…

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Gitlab

GitLab Tutorials: Access gitlab Password Less in Windows
ByRajesh Kumar September 4, 2022December 23, 2022

Step 1- Generate a public/private key using puttygen Download a puttygen from and generate a public key and private key by following below image. Click on Conversions à Export OpenSSH Key à and save it to % USERPROFILE %\.ssh with file name “id_rsa” Copy the public key from puttygen window and save into gitlab. …

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Linux

Complete Referance of Linux Security Mechanisms
ByRajesh Kumar September 21, 2021April 13, 2022

TCP Wrappers etc/hosts allow and deny inted and xinetd PAMs SELinux Unsecure Linux Utilities TCP Wrappers TCP Wrappers is built into most distros Adds IP filtering capability Enables access logging for host Uses the TCPD daemon Allows administrator to allow or deny access to host based upon system or domain Hosts can be allowed access…

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SVN(Subversion)

HOWTO: Install e17 from SVN/source on Ubuntu
ByRajesh Kumar May 3, 2010September 25, 2018

E17 is a lightweight window manager/bundle of libraries for Unix based operating systems. E17 is designed to be both elegant and fast – two goals it succeeds at very well. The only problem is that installing E17 on Ubuntu (and it’s derivatives) is not a very straight forward process if you have never done it…

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