Java thrift example

MySQL create multiple indexes in one sql

Java future callable example

Different garbage collectors in java

Reverse Print

git sync remote tag to local

Drop collection in MongoDB

git refname refs heads master not found

Move Zeroes

Search a 2D Matrix

Get Kth From End

vim use register

Java8 CompletableFuture concurrence example

Restore IP Addresses

Unique Binary Search Trees

Spring get next run time by cron expression

Count and Say

Remove Nth Node From End of List

Sum Root to Leaf Numbers

vim recording and execution macro