ejcer
/ gist:a9bfaefcddd4f5b24226
Created
October 30, 2015 16:45
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| 5 | |
| / \ | |
| 2 6 | |
| / \ | |
| 1 3 | |
| \ | |
| 4 |
ejcer
/ gist:3c6da959fec9e5f34606
Created
November 8, 2015 16:45
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| public static int[] merge(int[] a, int[] b) { | |
| int[] answer = new int[a.length + b.length]; | |
| int i = 0, j = 0, k = 0; | |
| while (i < a.length && j < b.length) | |
| { | |
| if (a[i] < b[j]) | |
| answer[k++] = a[i++]; |
ejcer
/ gist:7af5d33a50f870278e98
Created
November 8, 2015 18:02
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| public static void rotateArr(int[][] mat, int n){ | |
| if (mat == null){ | |
| return; | |
| } | |
| for(int i = 0; i < n/2; i++){ | |
| int last = n-1-i; | |
| int len = n-1; | |
| for(int j = i; j<last;j++){ | |
| int offset = j-i; |
ejcer
/ gist:0a824ac846ee5c832de8
Created
November 8, 2015 19:24
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| public static boolean isBST(Node head){ | |
| if(head == null){ | |
| return false; | |
| }else{ | |
| return isBST(head, Integer.MIN_INTEGER, Integer.MAX_INTEGER); | |
| } | |
| } | |
| private static boolean isBST(Node head, int min, int max){ | |
| if(head == null){ |
ejcer
/ gist:af7635dff152c494ce35
Created
November 9, 2015 01:05
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| public static int[] diff(Node head, int height){ | |
| if(head.left == null && head.right == null){ | |
| int[] base = new int[2]; | |
| base[0] = 0; | |
| base[1] = 0; | |
| } | |
| int[] left = new int[2]; | |
| left[0] = Integer.MAX_VALUE; |
ejcer
/ gist:aab9517eb2bee9e8e800
Created
November 13, 2015 21:16
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| import xml.etree.ElementTree as ET | |
| from math import sqrt | |
| import json | |
| import numpy as np | |
| import pandas as pd | |
| from pandas import Series, DataFrame | |
| import os | |
| import io | |
| os.chdir('/home/edward/workspace/school/context_slices') | |
| os.getcwd() |
ejcer
/ gist:763f802458c19b6b5d68
Created
March 25, 2016 15:45
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| ubuntu@ip-172-31-31-206:~$ java -jar flock.jar | |
| start | |
| Gossiping: [] | |
| Exception in thread "Thread-0" org.json.JSONException: JSONObject["id"] not found. | |
| at org.json.JSONObject.get(JSONObject.java:471) | |
| at org.json.JSONObject.getString(JSONObject.java:717) | |
| at com.tbdcomputing.network.gossip.GossipNode.<init>(GossipNode.java:45) | |
| at com.tbdcomputing.network.Flock$2.onNodeDiscovered(Flock.java:62) | |
| at com.tbdcomputing.network.discovery.NetworkDiscoveryReceiver.run(NetworkDiscoveryReceiver.java:39) | |
| at com.tbdcomputing.network.Flock$3.run(Flock.java:144) |
ejcer
/ gist:bcaee52642764a2f6a20
Created
March 25, 2016 15:52
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| ubuntu@ip-172-31-31-206:~$ java -jar flock.jar | |
| start | |
| Gossiping: [] | |
| {"address":"172.31.31.206","heartbeat":1458921136784,"generation_time":1458921132782,"status":"NORMAL"} | |
| Exception in thread "Thread-0" org.json.JSONException: JSONObject["id"] not found. | |
| at org.json.JSONObject.get(JSONObject.java:471) | |
| at org.json.JSONObject.getString(JSONObject.java:717) | |
| at com.tbdcomputing.network.gossip.GossipNode.<init>(GossipNode.java:46) | |
| at com.tbdcomputing.network.Flock$2.onNodeDiscovered(Flock.java:62) | |
| at com.tbdcomputing.network.discovery.NetworkDiscoveryReceiver.run(NetworkDiscoveryReceiver.java:39) |
ejcer
/ gist:6d5d41ea5a4716cad167
Created
March 25, 2016 15:58
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| ubuntu@ip-172-31-31-206:~$ java -jar flock.jar | |
| network interface: name:eth0 (eth0) | |
| network interface: name:lo (lo) | |
| start | |
| Gossiping: [] | |
| {"address":"172.31.31.206","heartbeat":1458921462576,"generation_time":1458921455000,"status":"NORMAL"} | |
| Exception in thread "Thread-0" org.json.JSONException: JSONObject["id"] not found. | |
| at org.json.JSONObject.get(JSONObject.java:471) | |
| at org.json.JSONObject.getString(JSONObject.java:717) | |
| at com.tbdcomputing.network.gossip.GossipNode.<init>(GossipNode.java:46) |
ejcer
/ gist:c7cb3c2eca5f4447d1fd9fa2bf42ce45
Created
April 3, 2016 19:34
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| 54.165.12.246 | |
| 54.173.172.71 | |
| 54.175.78.8 | |
| 54.165.227.128 |