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16%
High-Performance Python 1
16.07.2019
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 presentation by Matthew Rocklin. It was run in a Jupyter notebook to get the timings. Listing 1: Python First Run Without Numba import numpy   def sum(x):     total = 0     for i in range(x.shape[0]):         total
16%
Monitor your network infrastructure with SNMP
10.04.2015
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Lead Image © lightwise, 123RF.com
add -net 192.168.100.0/24 gw 192.168.2.2 dev eth0 up route add -net 192.168.13.0/24 gw 192.168.2.2 dev eth0 Listing 2 Set Routes $ sudo route add -net 192.168.100.0/24 gw 192
16%
Netcat – The Admin’s Best Friend
20.08.2012
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the -p option: # nc -p 16000 examplehost.tld 22 To add a timeout for latency testing, you could use the -w parameter followed by the number of seconds – 30 seconds, for example: # nc -p 16000 -w 30
16%
Building a port scanner in Python
28.07.2025
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Lead Image © Leo Blanchette, 123RF.com
(socket.timeout, ConnectionRefusedError): 12 pass 13 14 def port_scanner(host, start_port, end_port, threads=10): 15 print(f"Scanning {host} from port{start_port} to {end_port}") 16 17 for port
16%
Monitoring IPv6 with Wireshark
09.04.2019
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Lead Image © Suzanne Tucker, 123RF.com
and is usually expressed as eights sets of four hexadecimal digits (known as nibbles, quibbles, or hextets) separated by colons. For example, an IPv6 address looks like this: 2001: 0db8: 1010: 61ab: f005: ba11: 00
16%
Goodbye cloud VMs, hello laptop VMs
20.06.2022
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Lead Image © Liubomyr Feshchyn, 123rf.com
to the launch command. For example, the command multipass launch -n mycloudvm -c 2 -m 2G -d 10G --timeout 600 Table 1 Multipass launch Argument Action (v1.8.0 default) -n
16%
Julia: Fast as Fortran, easy as Python
09.04.2019
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Lead Image © Andrey Suslov, 123RF.com
Script 1/2 0 0 0 0.5 0.5 0.5 Listing 1 contains part of a Julia interactive session that shows how Julia's rational numbers work. One interesting
16%
With great PowerShell comes great responsibility
30.11.2025
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© imagesource, 123RF.com
------- ------ ----- ----- ----- ------ -- ----------- 03 81 9 2392 3076 76 0.12 3996 AmIcoSinglun64 04 74 9 1464 2568 42 0.09 2172 armsvc 05 195 10 2380 2984 62 0
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Combining containers and OpenStack
09.10.2017
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Lead Image © Dmitriy Melnikov, Fotolia.com
stack17987 0.1 1.2 224984 49332 pts/35S+15:450:19 /usr/bin/python /usr/bin/magnum-api stack18984 0.0 1.4 228088 57308 pts/36S+15:450:06 /usr/bin/python /usr/bin/magnum-conductor $ Kubernetes, Mesos
16%
Apache OpenMeetings video conferencing platform
06.10.2022
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Photo by Chris Montgomery on Unsplash
in version 6, Apache OpenMeetings also supports TLS 1.2 for OAuth and do-it-yourself captchas. AOM lets you schedule meetings, create surveys, and back up data easily. The system is ideal for providing home

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