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# Simple Objective-C Makefile

bin = prog

CFLAGS = -Wno-import -Wall -O2
LDFLAGS = -lobjc -lm

src := $(wildcard *.m)
objects := $(foreach file, $(src), $(basename $(file)).o)

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package netutil

import (
	"encoding/json"
	"io/ioutil"
	"net/http"
)

func GetURLContents(url string) (contents []byte, err error) {
	resp, err := http.Get(url)

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import urllib, urllib2
import xml.etree.ElementTree as ET

from django.conf import settings

class PagSeguro():
    def pagamento(self, item_id, item_descr, item_value):
        pagseguro_url = 'https://ws.pagseguro.uol.com.br/v2/checkout/'
        pagseguro_email = settings.PAGSEGURO_EMAIL
        pagseguro_token = settings.PAGSEGURO_TOKEN

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Using Locust.io with Grafana

On your locust master server:

• Install and configure Graphite. Follow a good tutorial
• Install and configure Grafana: tutorial

Use logra.py on your locust test file. See locustfile.py.

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diff --git a/themes/pure/pure.theme.bash b/themes/pure/pure.theme.bash
index 9b145cc..c25c484 100644
--- a/themes/pure/pure.theme.bash
+++ b/themes/pure/pure.theme.bash
@@ -30,12 +30,13 @@ pure_prompt() {
     ps_root="${red}\u${red}";
     ps_root_mark="${red} # ${normal}"
     ps_path="${yellow}\w${normal}";
+    ps_env="$(virtualenv_prompt)${normal}"
 

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import sys
import subprocess
import smtplib

from email.mime.text import MIMEText
from threading import Thread

FROM = ""
TO = ""
SMTP_SERVER = "localhost"

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#include <sys/klog.h>
#include <stdlib.h>
#include <unistd.h>

int main(void) {
    int logsize = klogctl(10 /* SYSLOG_ACTION_SIZE_BUFFER */, 0, 0);
    char *bufp = malloc(logsize);
    
    klogctl(3 /* SYSLOG_ACTION_READ_ALL */, bufp, logsize);
    write(1, bufp, logsize);

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From: https://www.youtube.com/watch?v=BHhA_ZKjyxo

# session management
tmux ls (or tmux list-sessions)
tmux new -s session-name
Ctrl-b d Detach from session
tmux attach -t [session name]
tmux kill-session -t session-name

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# Helper class for statistics
# see: http://www.johndcook.com/blog/standard_deviation/
class Stats:
    """ Uses Welford's method to calculate stats.
        Assumes positive values.
        It's not thread safe

        stats = Stats("ConnectionTimeStats")
        stats.add(0.223)
        stats.add(1.343)

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import time
# Simple Timer
class Timer:
    def __init__(self):
        self.reset()
    
    def reset(self):
        self._start = time.time()
    
    def elapsed(self): # elapsed time in seconds (float)