hienvd

-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query 
FROM pg_stat_activity 
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' 
ORDER BY query_start desc;

-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query 
FROM pg_stat_activity 
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' 

hienvd

List of all deleted files:

git log --diff-filter=D --summary | grep pattern_to_search

Find the log git log --all -- FILEPATH

hienvd

Init

npm init --y

Install React and ReactDom

npm install react react-dom --save-dev

Install Babel, webpack, webpack-dev-server

npm install babel-core babel-loader webpack webpack-dev-server --save-dev

Install ES2015 and React presets

hienvd

Create page

hexo new page "about"
hexo new page "404"

hienvd

1. install HAML Gemfile: add gem 'haml-rails' to Gemfile
2. bundle
3. run rake haml:erb2haml to convert all erb to haml files => has option to delete old erb files, but becareful :) that's all

hienvd

curl -sSL https://get.rvm.io | bash -s stable --path $HOME/.rvm

source /var/lib/non-user/.rvm/scripts/rvm

hienvd

Local usage

1. run java -jar jenkins.war
2. localhost:8080

Install in Linux

• Follow steps from https://pkg.jenkins.io/debian-stable/
• More: https://wiki.jenkins-ci.org/display/JENKINS/Installing+Jenkins+on+Ubuntu

Notes:

• daemon: /etc/init.d/jenkins

hienvd

Hi,

I got it sorted. Here is what I did to fix it:

I found a revision in the Sprockets Github repo
(https://github.com/sstephenson/sprockets/commit/743c1b1a6433195e440e2d863e5d4767cc41271a)
when searching for a fix for the undefined method error relating to
default_mime_type. I then applied this change to the following ruby
scripts
in the sprockets 2.11.0 gem directory: jst_processor, sass_compressor,

hienvd

Manage Sessions

tmux new -s session_name
 >> creates a new tmux session named session_name
tmux attach -t session_name
 >> attaches to an existing tmux session named session_name
tmux switch -t session_name
 >> switches to an existing session named session_name
tmux list-sessions
 >> lists existing tmux sessions