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Farhan Faruque frhan

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@frhan
frhan / docker-compose.yml
Last active April 13, 2023 22:31
Docker monitoring
version: 3.3
@frhan
frhan / java.md
Last active December 7, 2022 00:54
Java

Java Update alternatives

Screenshot from 2022-11-14 11-47-15

@frhan
frhan / nginx.md
Last active December 7, 2022 00:53
Basic nginx command

Reload Nginx

nginx -s reload

validate Nginx

nginx -s reload

Reverse proxy config

Screenshot from 2022-12-06 01-12-31

@frhan
frhan / Docker.md
Last active January 18, 2023 11:06
Docker basic commands

How to get docker-compose to always re-create containers from fresh images?

Screenshot from 2023-01-18 12-05-23

Purging All Unused or Dangling Images, Containers, Volumes, and Networks

$ docker system prune

Remove any stopped containers and all unused images

$ docker system prune -a

@frhan
frhan / tar.md
Last active December 6, 2022 23:47
How to create tar.gz file in Linux using command line

create tar.gz file in Linux

tar -czvf file.tar.gz directory

Verification

$ tar -ztvf projects.tar.gz

extract a tar.gz compressed archive on Linux

$ tar -xvf file.tar.gz
$ tar -xzvf file.tar.gz
@frhan
frhan / test2.java
Last active August 18, 2020 19:47
package me.ff.jtest;
public class Test2 {
static void solution(int n){
String [] result = new String[n+1];
for (int i=1;i<=n; i++){
result[i] = "";
@frhan
frhan / MaxSizeHashMap.java
Created May 24, 2020 14:04
import java.util.LinkedHashMap;
import java.util.Map;
public class MaxSizeHashMap<K, V> extends LinkedHashMap<K, V> {
private final int maxSize;
public MaxSizeHashMap(int maxSize) {
super(maxSize);
this.maxSize = maxSize;
}
@frhan
frhan / symlink-linux.md
Last active November 18, 2019 12:49
@frhan
frhan / fp.js
Created September 5, 2019 12:20
Very Basic of Function Programming in JS
var stream = {
map: function (list, fn) {
var newList = [];
for (item in list) {
var mappedItem = fn(list[item]);
newList.push(mappedItem);
}
return newList;
},
filter: function (list, predicate) {
@frhan
frhan / size-mapping.html
Created April 2, 2018 12:03
<html>
<head>
</head>
<body>
<script async='async' src='https://www.googletagservices.com/tag/js/gpt.js'></script>
<script>