gwsu2008

# How to encrypt/decrypt your text/blob secret with AWS KMS with AWS cli

KEY_ID=alias/my-key
SECRET_BLOB_PATH=fileb://my-secret-blob
SECRET_TEXT="my secret text"

ENCRYPTED_SECRET_AS_BLOB=encrypted_secret_blob
DECRYPTED_SECRET_AS_BLOB=decrypted_secret_blob  # Result of decrypt-blob target

encrypt-text:

gwsu2008

score = np.array([70, 60, 50, 10, 90, 40, 80])
name = np.array(['Ada', 'Ben', 'Charlie', 'Danny', 'Eden', 'Fanny', 'George'])
sorted_name = name[np.argsort(score)] # an array of names in ascending order of their scores
print(sorted_name)   # ['Danny' 'Fanny' 'Charlie' 'Ben' 'Ada' 'George' 'Eden']

original_name = sorted_name[np.argsort(np.argsort(score))]
print(original_name) # ['Ada' 'Ben' 'Charlie' 'Danny' 'Eden' 'Fanny' 'George']


%timeit name[np.argsort(score)] 

gwsu2008

import math
def is_prime(n):
    assert n > 1, 'Input must be larger than 1'
    if n % 2 == 0 and n > 2: 
        return False
    return all(n % i for i in range(3, int(math.sqrt(n)) + 1, 2))

arr = np.array(range(2,100))
non_prime_mask = [not is_prime(n) for n in a]
prime_arr = np.ma.MaskedArray(data=arr, mask=non_prime_mask)

gwsu2008

arr = np.array(range(1000)).reshape(2,5,2,10,-1)
print(arr[:,:,:,3,2] == arr[...,3,2])
# [[[ True,  True],
#   [ True,  True],
#   [ True,  True],
#   [ True,  True],
#   [ True,  True]],
#  [[ True,  True],
#   [ True,  True],
#   [ True,  True],

gwsu2008

import re

def replace(string, substitutions):

    substrings = sorted(substitutions, key=len, reverse=True)
    regex = re.compile('|'.join(map(re.escape, substrings)))
    return regex.sub(lambda match: substitutions[match.group(0)], string)

gwsu2008

from botocore.credentials import RefreshableCredentials
from botocore.session import get_session

from boto3 import Session


def assumed_session(role_arn, session_name, session=None):
    """STS Role assume a boto3.Session                                                                                                                                                                                                                                                                                                                 
                                                                                                                                                                                                                                                                                                                                                       
    With automatic credential renewal.                                                                                                                 

gwsu2008

# Took this:
# https://s3.amazonaws.com/awsiammedia/public/sample/SAMLAPICLIADFS/samlapi_formauth_adfs3.py
# converted to boto3 and smooshed it together with this:
# https://gist.github.com/kapilt/ac8e222081f63ba64e93
# which gave birth too this:

import sys
import botocore
import boto3
import requests

gwsu2008

Steps for installing the Android Emulator from EC2 console:
-----------------------------------------------------------
sudo apt install default-jdk
wget https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip
unzip sdk-tools-linux-4333796.zip -d android-sdk
sudo mv android-sdk /opt/
export ANDROID_SDK_ROOT=/opt/android-sdk
echo "export ANDROID_SDK_ROOT=/opt/android-sdk" >> ~/.bashrc
echo "export PATH=$PATH:$ANDROID_SDK_ROOT/tools" >> ~/.bashrc
re-login

gwsu2008

import jenkins.model.*
import com.cloudbees.plugins.credentials.*
import com.cloudbees.plugins.credentials.common.*
import com.cloudbees.plugins.credentials.domains.*
import com.cloudbees.plugins.credentials.impl.*
import com.cloudbees.jenkins.plugins.sshcredentials.impl.*
import org.jenkinsci.plugins.plaincredentials.*
import org.jenkinsci.plugins.plaincredentials.impl.*
import hudson.util.Secret
import hudson.plugins.sshslaves.*

gwsu2008

Using Git

Global Settings

• Related Setup: https://gist.github.com/hofmannsven/6814278
• Related Pro Tips: https://ochronus.com/git-tips-from-the-trenches/
• Interactive Beginners Tutorial: http://try.github.io/
• Git Cheatsheet by GitHub: https://services.github.com/on-demand/downloads/github-git-cheat-sheet/