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isnikulin / build.gradle
Created February 9, 2022 13:15
Minimal build.gradle with jUnit 5 supporting ParameterizedTest annotation
plugins {
id 'java'
}
repositories {
mavenCentral()
}
def jUnitVersion = '5.8.2'
@isnikulin
isnikulin / bookmark.js
Created December 28, 2021 10:49
Embed youtube video via bookmark
javascript:document.location%20%3D%20'http%3A%2F%2Fwww.youtube.com%2Fembed%2F'%20%2B%20document.location.href.match(%2F%5B%26%3F%5Dv%3D(%5B%5E%26%23%5D*)%2Fi)%5B1%5D%0A%0A
@isnikulin
isnikulin / java-collections-complexity.md
Created October 19, 2021 13:46 — forked from cedricvidal/java-collections-complexity.md
Runtime Complexity of Java Collections

Below are the Big O performance of common functions of different Java Collections.

List Add Remove Get Contains Next Data Structure
ArrayList O(1) O(n) O(1) O(n) O(1) Array
LinkedList O(1) O(1) O(n) O(n) O(1) Linked List
CopyOnWriteArrayList O(n) O(n) O(1) O(n) O(1) Array
@isnikulin
isnikulin / init.sh
Last active September 7, 2021 08:48
Duck DNS AWS ubuntu startup script
#!/bin/bash
#Adopted from https://cloudhobbyist.com/aws-vpn-2/
DDNS_DOMAIN="PUT_YOUR_DOMAIN_HERE"
DDNS_TOKEN="PUT_YOUR_API_TOKEN_HERE"
#DDNS setup
mkdir /home/ubuntu/duckdns
touch /home/ubuntu/duckdns/duck.sh
echo "#!/bin/bash