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Using Raspberry PI in Virtualization: Unlocking New Possibilities

DZone

Through the use of virtualization technology, multiple operating systems can now run on a single physical machine, revolutionizing the way we use computer hardware.

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PostgreSQL Database Security: External Server-Based Authentication

Percona

PostgreSQL server authentication refers to verifying the identity of a user trying to connect to the PostgreSQL server. The pg_hba.conf file is used to configure the authentication methods the PostgreSQL server uses and can specify different methods for different types of connections.

Database 124
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Enable full observability for Linux on IBM Z mainframe now with logs

Dynatrace

With the availability of Linux on IBM Z and LinuxONE, the IBM Z platform brings a familiar host operating system and sustainability that could yield up to 75% energy reduction compared to x86 servers. Deploying your critical applications on additional host operating systems increases the dependencies for observability.

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Crucial Redis Monitoring Metrics You Must Watch

Scalegrid

You will need to know which monitoring metrics for Redis to watch and a tool to monitor these critical server metrics to ensure its health. Connected_slaves provides information about replication status while Used_memory tracks utilized amount of server’s total capacity. You can pick a smart selection of relevant metrics from these.

Metrics 130
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12 different types of mobile testing with real-life examples

Testsigma

Mobiles have different models, screen resolutions, operating systems, network types, hardware configurations, etc. Example: Let’s take an example of an e-commerce mobile app. Example: We are considering the same e-commerce app example, a small unit like ‘login’ may be tested during the unit testing.

Mobile 82
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The anatomy of the Spring4Shell vulnerability and how to prevent its effects—and those of similar vulnerabilities

Dynatrace

Further, the report lists Tomcat as the most popular Java application server. In the example below, we have a simple DemoObject class that contains a string attribute message. Figure 2: Spring Controller that maps the DemoObject to requests received at the server. 2 Set the prefix and suffix of the file to store it on a server.

Java 224
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What is serverless computing? Driving efficiency without sacrificing observability

Dynatrace

Traditional computing models rely on virtual or physical machines, where each instance includes a complete operating system, CPU cycles, and memory. Within this paradigm, it is possible to run entire architectures without touching a traditional virtual server, either locally or in the cloud. What is serverless computing?