View flash-nanocul-evofw3.mk
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# Copyright 2022 Google LLC. | |
# SPDX-License-Identifier: Apache-2.0 | |
# | |
# Makefile for flashing a nanoCUL stick with evofw3 using arduino-cli. | |
# | |
# Get arduino-cli and make with `nix shell nixpkgs#gnumake nixpkgs#arduino-cli`. | |
# Then run make -f flash-nanocul.mk. | |
# One of atmega328p, atmega32u4. Only tested with atmega328p, the one I have. | |
BOARD=atmega328p |
View coventry_regex.py
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""" | |
Take in a CoventryBS grid card as a text file, output regex custom fields for | |
Bitwarden to autofill your grid card challenge for you. | |
""" | |
from __future__ import print_function | |
import fileinput | |
import itertools | |
import sys | |
COLS = 'ABCDEFGHIJ' |
View bcefl.py
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from theano import tensor | |
def binary_crossentropy_from_logits(logits, targets): | |
"""Binary cross-entropy computed from model logits. | |
Parameters | |
---------- | |
predictions : TensorVariable | |
The unnormalized log probabilities of a probabilistic binary | |
classifier. | |
targets : TensorVariable |
View simple_mnist_gan.py
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from collections import OrderedDict | |
from blocks.algorithms import GradientDescent, Momentum | |
from blocks.bricks import ( | |
MLP, Rectifier, Logistic, Linear, LinearMaxout, Sequence, Random | |
) | |
from blocks.extensions import Printing, Timing | |
from blocks.extensions.training import SharedVariableModifier | |
from blocks.extensions.monitoring import (DataStreamMonitoring, | |
TrainingDataMonitoring) |
View interleaved.ipynb
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View sshft.sh
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sshft() { | |
if [ $# -lt 2 ]; then | |
echo "usage: sshft host [port|local:remote|local:bridge:remote] ...]" | |
return 1 | |
fi | |
if [ -z "$DEFAULT_SSH_PROXY_HOST" ]; then | |
echo "No DEFAULT_SSH_PROXY_HOST set." | |
return 1 | |
fi | |
FIRST_SSH_ARGS="$DEFAULT_SSH_PROXY_HOST" |
View lib.py
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# It's important not to define any classes you want serialized in | |
# the script you're running as pickle doesn't like that (if you pass | |
# save_main_loop=False to Checkpoint it's fine, though). | |
from theano import tensor | |
import numpy | |
import theano | |
from picklable_itertools import imap, izip, repeat | |
# Your algorithm object just needs two required methods: initialize() |
View segmented_epoch_stream.py
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"""Fuel DataStream that segments the epochs of another DataStream.""" | |
__license__ = """ | |
Copyright (c) 2016 Universite de Montreal | |
Permission is hereby granted, free of charge, to any person obtaining a copy of | |
this software and associated documentation files (the "Software"), to deal in | |
the Software without restriction, including without limitation the rights to | |
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies | |
of the Software, and to permit persons to whom the Software is furnished to do |
View gist:c659fdd50285b5a4885c10acc34b77e7
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Traceback (most recent call last): | |
File "/u/wardefar/miniconda/lib/python3.4/site-packages/IPython/core/history.py", line 85, in catch_corrupt_db | |
return f(self, *a, **kw) | |
File "/u/wardefar/miniconda/lib/python3.4/site-packages/IPython/core/history.py", line 227, in init_db | |
end timestamp, num_cmds integer, remark text)""") | |
sqlite3.OperationalError: disk I/O error | |
During handling of the above exception, another exception occurred: | |
Traceback (most recent call last): |
View binary_cross_entropy.tex
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\documentclass[12pt]{article} | |
\usepackage{amsmath} | |
\begin{document} | |
\begin{eqnarray*} | |
CE(a, t) & = & -t\log\left(\sigma(a)\right) - (1 - t)\log\left(1 - \sigma(a)\right) \\ | |
& = & -t \log \left(\frac{1}{1 + \exp(a)}\right) - (1 - t)\log\left(1 - \frac{1}{1 + \exp(a)}\right) \\ | |
& = & -t \log \left(\frac{1}{1 + \exp(a)}\right) - (1 - t)\log\left(\frac{\exp(a)}{1 + \exp(a)}\right) \\ | |
& = & t \log \left(1 + \exp(a)\right) - \left[(1 - t)\log(\exp(a)) - \log(1 + \exp(a))\right] \\ | |
&= & t \log \left(1 + \exp(a)\right) - (1 - t)\log(\exp(a)) + (1 - t)\log(1 + \exp(a)) \\ |
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