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prayagupa / facebook source code.md
Last active March 9, 2024 21:28
some of fb source code leaked
@prayagupa
prayagupa / 1-Jenkins_Linux_rhel.md
Last active November 13, 2023 15:46
jenkins, CI, CD, gocd, cicd, ci, cd

Installation

sudo wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins-ci.org/redhat/jenkins.repo
sudo rpm --import https://jenkins-ci.org/redhat/jenkins-ci.org.key
sudo yum install jenkins
@prayagupa
prayagupa / awake.ps1
Created November 1, 2022 17:59
powershell, awake
clear host
# https://cloudrun.co.uk/powershell/how-to-keep-your-screen-alive-or-pc-from-going-to-sleep-during-presentations/
# Script to keep the PC alive, will prevent screen lock and sleep.
# Works by pressing Print Screen every 2 minutes, side effect is that a screenshot will overwrite the clipboard contents
#
write-warning "I am out for lunch."
Do {
[void][System.Reflection.Assembly]::LoadWithPartialName('System.Windows.Forms')
[System.Windows.Forms.SendKeys]::SendWait("{F1}")
@prayagupa
prayagupa / Docker_Engine_1.12.md
Last active October 21, 2022 20:57
vagrant, docker, docker-engine, container, hypervisor, libcontainer

Linux

#turn off proxy if needed.

sudo apt-get update
sudo apt-get install apt-transport-https ca-certificates
sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
@prayagupa
prayagupa / allow any server access using ssh protocol.md
Last active August 25, 2022 18:40
git, ssh, secure shell

Need to copy .ssh if username changed.

git ssh setup

STEP 1 : check ssh is installed

prayagupd@DWNPCPU196:~$ ssh -v
OpenSSH_6.2p2 Ubuntu-6, OpenSSL 1.0.1e 11 Feb 2013
usage: ssh [-1246AaCfgKkMNnqsTtVvXxYy] [-b bind_address] [-c cipher_spec]
@prayagupa
prayagupa / bash_options.sh
Last active January 7, 2022 19:34
bash, bash case, scripting
case "$2" in
development)
case "$1" in
clean)
clean
;;
runApp)
runApp
;;
test)
@prayagupa
prayagupa / Hardware.md
Last active November 9, 2021 18:11
Linux, Unix, inode, alias, CPU, GPU, tty, pty

Mac/Unix

$ getconf LONG_BIT
64

$ sysctl hw | grep cpu
hw.ncpu: 8
@prayagupa
prayagupa / 1.1-network_networkspace.md
Last active September 13, 2021 21:37
linux network, ping, netstat, iptables, route

mac

private IP

$ ipconfig getifaddr en0
192.168.0.11
@prayagupa
prayagupa / postgres.md
Last active June 8, 2021 23:16
postgres
@prayagupa
prayagupa / event_logs.md
Last active August 4, 2020 19:16
mysql, db, oracle 
public class CustomerOrderEventHandler extends MultiEventHandler {

    private static Logger logger = LogManager.getLogger(CustomerOrderEventHandler.class);

    //private BasicDataSource establishedConnections = new BasicDataSource();

    //private DB2SimpleDataSource nativeEstablishedConnections = new DB2SimpleDataSource();