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28%
Measuring the performance of code
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Lucy Baldwin, 123RF.com
in the standard Python built-ins [2] and in the NumPy library [3]. Figure 1: IPython session comparing two implementations of a round routine. Unless you
28%
Kubernetes clusters within AWS EKS
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Zlatko Guzmic, 123RF.com
--region eu-west-1 05 --nodegroup-name chrisbinnie-eks-nodes 06 --node-type t3.medium 07 --nodes 2 08 --nodes-min 1 09 --nodes-max 2 10 --ssh-access 11 --ssh-public-key /root/eks-ssh.pub 12
28%
Getting the most from your cores
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © ktsdesign, 123RF.com
, the exact details of these components varies from processor to processor, making CPU utilization comparison difficult. Current processors can have shared L3 caches across all cores or shared L2 and L1 caches
28%
Prepare, analyze, and visualize data with R
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Buchachon Petthanya, 123RF.com
) Call: lm(formula = Sessions ~ wday + month, data = datPrep[datPrep$isTrainData, ]) Residuals: Min 1Q Median 3Q Max -464.80 -61.88 -6.52 62.38 479.19 Coefficients
28%
Filtering email with Sieve
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© radist777, 123RF.com
", "address3"] 05 :addresses "floeff@mycompany.tld" 06 :subject "Out of office" 07 "This is an automatically generated message. 08 09 I am out of the office until September 5th, 2011. Your 10 e
28%
Visualizing time series data
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Maxim Kazmin, 123RF.com
application then grabs the data from this database and creates charts. The client can be programmed by the user or it can come as a prepared daemon (e.g., collectd [3]). If you like to measure your own
28%
Password protection with Phpass
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Michael Moeller, fotolia.com
and Drupal 7. Extensions also exist that retrospectively add Phpass to Drupal 5 and 6, and Typo3. Phpass mainly comprises a small PHP class that you can easily integrate into your own PHP application. Start
28%
Linux small business servers compared
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Umzugskartons, fotolia.
of a small business server. Only shortly before the deadline for this issue, the brand new version 6.3 was released, which is also available in combination with free or commercial Zarafa editions. Clear
28%
GNU Parallel: Multicore at the Command Line with GNU Parallel
04.11.2011
Home »  HPC  »  Articles  » 
. Listing 1: Running Many Commands at Once 01 $ cat commands 02 date 03 hostname 04 echo foo | md5sum 05  06 $ cat commands | parallel 07 Thu Jul  8 10:37:20 EST 2010 08 desktop‑machine 09 d3b07384d113edec49
28%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
: Grocery Store Checkout *** 06 *** Ver: PDQ Analyzer v3.0 111904 *** 07 ************************************* 08 ****** RESOURCE Performance ******* 09 10 Metric Resource Work Value Unit 11 ... 6

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