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joaomlneto / output when compiled using g++ and ran like . slash a.out
Created January 5, 2018 15:52 — forked from mkagenius/output when compiled using g++ and ran like . slash a.out
Spectre.pdf illustrated c++ code verbatim
root@ubuntu:~# ./a.out
Reading 40 bytes:
Reading at malicious_x = 0xffffffffffdfeba8... Unclear: 0x54='T' score=980 (second best: 0x02 score=706)
Reading at malicious_x = 0xffffffffffdfeba9... Unclear: 0x68='h' score=929 (second best: 0x02 score=709)
Reading at malicious_x = 0xffffffffffdfebaa... Unclear: 0x65='e' score=973 (second best: 0x02 score=786)
Reading at malicious_x = 0xffffffffffdfebab... Unclear: 0x20=' ' score=928 (second best: 0x02 score=784)
Reading at malicious_x = 0xffffffffffdfebac... Unclear: 0x4D='M' score=746 (second best: 0x02 score=730)
Reading at malicious_x = 0xffffffffffdfebad... Unclear: 0x61='a' score=978 (second best: 0x02 score=749)
Reading at malicious_x = 0xffffffffffdfebae... Success: 0x67='g' score=39 (second best: 0x02 score=17)
Reading at malicious_x = 0xffffffffffdfebaf... Unclear: 0x69='i' score=972 (second best: 0x02 score=748)
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joaomlneto / gist:50b5db37f36ea7117ad55df44f4c913f
Created April 11, 2018 23:23 — forked from psayre23/gist:c30a821239f4818b0709
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
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joaomlneto / bibtex.png
Created April 29, 2018 18:48 — forked from max-mapper/bibtex.png
How to make a scientific looking PDF from markdown (with bibliography)
bibtex.png
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joaomlneto / how-to-install-latest-gcc-on-ubuntu-lts.txt
Created January 3, 2019 23:15 — forked from application2000/how-to-install-latest-gcc-on-ubuntu-lts.txt
How to install latest gcc on Ubuntu LTS (12.04, 14.04, 16.04)
These commands are based on a askubuntu answer http://askubuntu.com/a/581497
To install gcc-6 (gcc-6.1.1), I had to do more stuff as shown below.
USE THOSE COMMANDS AT YOUR OWN RISK. I SHALL NOT BE RESPONSIBLE FOR ANYTHING.
ABSOLUTELY NO WARRANTY.
If you are still reading let's carry on with the code.
sudo apt-get update && \
sudo apt-get install build-essential software-properties-common -y && \
sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y && \
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joaomlneto / install_monaco_font.sh
Created September 27, 2019 12:52 — forked from rogerleite/install_monaco_font.sh
Install Monaco font in Linux
#!/bin/bash
#script extraido de: http://paulocassiano.wordpress.com/2008/08/29/deixando-o-gedit-com-a-cara-do-textmate/
#tip for better "resolution" here: http://blog.siverti.com.br/2008/05/22/fonte-monaco-no-ubuntugedit/
cd /usr/share/fonts/truetype/
#TODO: put validation if folder already exists
sudo mkdir ttf-monaco
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joaomlneto / stripe-keys-and-ids.tsv
Created June 21, 2022 15:52 — forked from fnky/stripe-keys-and-ids.tsv
Stripe keys and IDs
Prefix Description Notes
ac_ Platform Client ID Identifier for an auth code/client id.
acct_ Account ID Identifier for an Account object.
ba_ Bank Account ID Identifier for a Bank Account object.
card_ Card ID Identifier for a Card object.
cbtxn_ Customer Balance Transaction ID Identifier for a Customer Balance Transaction object.
ch_ Charge ID Identifier for a Charge object.
cn_ Credit Note ID Identifier for a Credit Note object.
cs_live_ Live Checkout Session ID Identifier for a checkout Session object in live mode.
cs_test_ Test Checkout Session ID Identifier for a checkout Session object in test mode.