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import cv2
import matplotlib.pyplot as plt

from skimage.feature import hog
from skimage import color, exposure

img = cv2.imread('test2.png')
image = color.rgb2gray(img)

fd, hog_image = hog(image, orientations=9, pixels_per_cell=(8, 8), 

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cat a.tsv | awk -F$'\t' '"2017-05-13 07:50" <= $4 && $4 <= "2017-05-18 01:58"' | sort -k4

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if [ "$0" = "$BASH_SOURCE" ]; then
    echo "subshell!!"
else
    echo "sourced!!"
fi

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#!/bin/bash

D=$(date +'%Y-%m-%d')

for x in $(seq 1 100); do
    echo $D
    D=$(date +'%Y-%m-%d' --date "$D 7 day")
done

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#!/bin/bash

# for mac
: diskutil list
DISK=/dev/disk2
ISO=CentOS-7-x86_64-Minimal-1611.iso

: diskutil eraseDisk MS-DOS UNTITLED $DISK
: diskutil unmountDisk $DISK

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#!/usr/bin/env python

import os
import io
import click

import pandas as pd

from bottle import Bottle, request

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#!/bin/bash

rm -f fifo
mkfifo fifo

cat fifo | sort > out &

cat <<EOD | tee >(cut -f1 >fifo) >(cut -f2 >fifo) >(cut -f3 >fifo) >(cut -f4 >fifo) >/dev/null
aaa	111	444	777
bbb	222	555	888

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g google.com

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import pickle

def dump_seq(r, of):
    with open(of, "wb") as f:
        pickle.dump(next(r), f)

    try:
        while True:
            with open(of, "ab") as f:
                pickle.dump(next(r), f)

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[WARN] A plugin uses a deprecated constructor of org.embulk.spi.time.TimestampFormatter.
[WARN] Please tell the plugin developer to stop using the constructor, or report this to:
[WARN] https://github.com/embulk/embulk/issues/745
[WARN] java.lang.Thread.getStackTrace(Thread.java:1559)
[WARN] org.embulk.spi.time.TimestampParser.<init>(TimestampParser.java:116)
[WARN] org.embulk.filter.column.ColumnVisitorImpl.getDefault(ColumnVisitorImpl.java:154)
[WARN] org.embulk.filter.column.ColumnVisitorImpl.getDefault(ColumnVisitorImpl.java:115)
[WARN] org.embulk.filter.column.ColumnVisitorImpl.buildOutputDefaultMap(ColumnVisitorImpl.java:92)
[WARN] org.embulk.filter.column.ColumnVisitorImpl.<init>(ColumnVisitorImpl.java:56)
[WARN] org.embulk.filter.column.ColumnFilterPlugin$1.<init>(ColumnFilterPlugin.java:224)