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17.06.2017

Home » Archive » 2017 » Issue 39: Conta... »

04 real :: var2 05 integer :: int1 06 end type other_struct 07 08 type my_struct ! Declaration of a Derived Type 09 integer :: i 10 real :: r 11 real*8 :: r8 12 real, dimension(100

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Test your containers with the Docker Desktop one-node cluster

25.09.2023

Home » Archive » 2023 » Issue 77: Secur... »

.getenv("REDIS_HOST", "localhost") 07 r = redis.Redis(host=redis_host, port=6379, decode_responses=True) 08 09 @app.route('/') 10 def hello(): 11 count = r.incr('counter') 12 return f'Hello, you have visited {count} times.' 13

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Keeping Docker containers safe

13.02.2017

Home » Archive » 2017 » Issue 37: Distr... »

of around 250MB to Amazon's S3 storage very effectively. A number of successful container technologies have been used extensively in the past, including LXC, Solaris Zones, and FreeBSD jails, to name

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Asynchronous PostgreSQL

12.09.2013

Home » Archive » 2013 » Issue 16: Docker »

. There are some new lines: 5 and 12 to 22. Line 22 installs the sig function as a signal handler for SIGTERM. When the signal arrives, line 13 opens a new connection to the database and calls the pg

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Exchange Web Services for Mailbox Access

30.11.2020

Home » Archive » 2020 » Issue 60: Secur... »

since version 2007, which is the basic prerequisite for using the corresponding API. In addition, you need the Exchange Web Services Managed API 2.2 [1]. If you only use Exchange locally, the EWS API

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Using a Bash script to mirror external monitors

10.06.2015

Home » Archive » 2015 » Issue 27: Fault... »

"} ) 09 10 # force called programs to english output 11 LANG=C LC_ALL=C 12 13 function die { 14 echo 1>&2 "$*" 15 exit 10 16 } 17 18 function get_display_resolution { 19 local find_display="$1

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Comparing startup times of Linux distros in the cloud

27.09.2021

Home » Archive » 2021 » Issue 65: 7 Em... »

ssh ubuntu@52.90.56.122; do sleep 1; done ssh: connect to host 52.90.56.122 port 22: Connection refused ssh: connect to host 52.90.56.122 port 22: Connection refused [ output truncated ] Welcome

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Build a honeypot with real-world alerts

01.08.2019

Home » Archive » 2019 » Issue 52: Stop... »

NEW -m tcp --dport 22 -j ACCEPT 10 -A INPUT -p udp --dport 5353 -j DROP 11 -A INPUT -s -p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT 12 -A INPUT -m limit --limit 30/min -j

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Gatling load-testing tool

03.02.2022

Home » Archive » 2022 » Issue 67: syst... »

class BlazeDemoV1 extends Simulation { 08 09 var qualifiedhost = "http://blazedemo.com" 10 var proxyport = 0 11 var proxyhost = "not set" 12 13 // headers for HTTP call 14 val headers = Map( 15

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Server virtualization with VirtualBox

30.11.2025

Home » Archive » 2012 » Issue 10: Traff... »

. Listing 1 Installing the Extension Pack $ vboxmanage -v 4.1.12r77245 $ wget http://download.virtualbox.org/virtualbox/4.1.12/Oracle_VM_Virtualbox_Extension_Pack-4.1.12-77245.vbox-extpack $ sudo

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