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16%
Interprocess communication essentials in Perl
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Carsten Reisinger, 123RF.com
ways, and then kill everything, leaving no lingering processes (Listing 3). Listing 3 Asynchronous Communication 01 Use IO:Handle; 02 03 pipe(READFROMCHILD, WRITETOPARENT); 04 pipe
16%
Cron alternatives fcron and hcron
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © stillfx, 123RF.com
Listing 3 fcron Examples ## Execute the echo command at 10:05am on Sundays and on the 31st. 5 10 31 * 7 echo ''' ## Run mycommand every day at 5:05, 5:35, 6:05, 6:35, 7:05, and 7:35. & 05,35 5
16%
Better compression of web pages
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
, and after the developers set up Chrome with Brotli support, other browser manufacturers followed suit. Today, Brotli supports all major browsers [3]. Brotli on the Server Side Things look less rosy
16%
Validating Docker containers
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © 36clicks, 123RF.com
in the container? 20 - name: "mysql client exists" 21 path: '/usr/bin/mysql' 22 shouldExist: true 23 24 # Does the MySQL configuration file exist at the right place? 25 - name: "my.cnf exists and has appropriate
16%
Server administration using Cockpit
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Alexandr Marinenko, 123RF.com
the tool licensed under LGPL 2.1 for the similarly named openITCOCKPIT [3]. All Inclusive Red Hat has not even been working on Cockpit for a full two years. The work on it can now be done openly on Git
16%
The OpenResty distribution for Nginx
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Kirill Kurashov, 123RF.com
of its low resource consumption and good performance. The Apache web server has also added Mod-Lua to its core distribution [3]. The OpenResty modules make it possible to use Lua instructions
16%
Elephant Shed PostgreSQL appliance
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © victor zastolskiy, 123RF.com
a database server. Among other things, you can use it for fine-tuning, to monitor its vitals, and to design and execute a backup strategy. The appliance uses Prometheus [2] and Grafana [3] to collect
16%
Cloud Foundry realizes a service mesh
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © lightwise, 123RF.com
cddaa6-0886-44b3-9590-16717d5cd3c2", 20 "service_instance_guid": null, 21 "port": null, 22 "domain_url": "/v2/shared_domains/fb6bd89f-2ed9-49d4-9ad1-97951a573135", 23
16%
Protect Azure resources with Network Security Groups
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © ogm & roywylam, 123RF.com
to the rule. As the Destination , select the IP address of the VM; now the rule is as specific as possible. As Destination ports , you can specify 3368, 22 for the two services Remote Desktop Protocol (RDP
16%
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

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