A personal diary of DataFrame munging over the years.
Convert Series datatype to numeric (will error if column has non-numeric values)
(h/t @makmanalp)
sudo apt-get remove scala-library scala | |
sudo wget www.scala-lang.org/files/archive/scala-2.10.4.deb | |
sudo dpkg -i scala-2.10.4.deb | |
sudo apt-get update | |
sudo apt-get install scala | |
wget http://scalasbt.artifactoryonline.com/scalasbt/sbt-native-packages/org/scala-sbt/sbt/0.12.4/sbt.deb | |
sudo dpkg -i sbt.deb | |
sudo apt-get update | |
sudo apt-get install sbt |
A personal diary of DataFrame munging over the years.
Convert Series datatype to numeric (will error if column has non-numeric values)
(h/t @makmanalp)
# post_loc.txt contains the json you want to post | |
# -p means to POST it | |
# -H adds an Auth header (could be Basic or Token) | |
# -T sets the Content-Type | |
# -c is concurrent clients | |
# -n is the number of requests to run in the test | |
ab -p post_loc.txt -T application/json -H 'Authorization: Token abcd1234' -c 10 -n 2000 http://example.com/api/v1/locations/ |
<scheme name="Eclectide Monokai" version="142" parent_scheme="Default"> | |
<colors> | |
<option name="ADDED_LINES_COLOR" value="295622" /> | |
<option name="ANNOTATIONS_COLOR" value="b2c0c6" /> | |
<option name="CARET_COLOR" value="bbbbbb" /> | |
<option name="CARET_ROW_COLOR" value="" /> | |
<option name="CONSOLE_BACKGROUND_KEY" value="1c1c1c" /> | |
<option name="FILESTATUS_ADDED" value="629755" /> | |
<option name="FILESTATUS_DELETED" value="6c6c6c" /> | |
<option name="FILESTATUS_IDEA_FILESTATUS_DELETED_FROM_FILE_SYSTEM" value="6c6c6c" /> |
# Set variables in .bashrc file | |
# don't forget to change your path correctly! | |
export GOPATH=$HOME/golang | |
export GOROOT=/usr/local/opt/go/libexec | |
export PATH=$PATH:$GOPATH/bin | |
export PATH=$PATH:$GOROOT/bin |
1. Concrete mathematics _ a foundation for computer science-Addison-Wesley | |
2. Ralph_P._Grimaldi_Discrete_and_Combinatorial_Math | |
3. Joel S. Cohen-Computer Algebra and Symbolic Computation_ Mathematical Methods (2003) | |
4. Joel S. Cohen-Computer Algebra and Symbolic Computation_ Elementary Algorithms (2002) |
#! /usr/local/bin/bash | |
# | |
# Calomel.org | |
# https://calomel.org/zfs_health_check_script.html | |
# FreeBSD 9.1 ZFS Health Check script | |
# zfs_health.sh @ Version 0.15 | |
# Check health of ZFS volumes and drives. On any faults send email. In FreeBSD | |
# 10 there is supposed to be a ZFSd daemon to monitor the health of the ZFS | |
# pools. For now, in FreeBSD 9, we will make our own checks and run this script |
#!/usr/bin/env python | |
""" | |
Python's OrderedDict is an ideal data structure | |
to create an LRU cache | |
""" | |
from collections import OrderedDict | |
class LRUCache(object): |