Go has many of the common control flow keywords found in other programming languages such as if, switch, for, etc. One keyword that isn’t found in most other programming languages is defer, and though it’s less common you’ll quickly see how useful it can be in your programs. In this article we will learn how to properly use the defer statement for cleaning up resources as well as several common mistakes that are made when using defer.
In this article you will learn how to use React Suspense to code split and lazy load React components.
Introduction to DNS Logging and Diagnostics on Windows Server 2019 DNS logging and diagnostics are essential for troubleshooting resolution failures, detecting security threats, meeting compliance requirements, and understanding traffic patterns on your network. Windows Server 2019 provides two distinct logging mechanisms for DNS: the Windows Event Log (structured event data, always on) and the DNS […]
Any JavaScript developer has either seen the keyword prototype, confused by the prototypical inheritance, or implemented prototypes in their code. The Prototype design pattern relies on the [JavaScript prototypical…
🟡 Medium ⏱ 10–30 min Last verified: 3 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: vorbis-tools, opus-tools — multiple vulnerabilities Related CVEs: CVE-2014-9638 CVE-2014-9639 CVE-2015-6749 Upstream summary: Paris Zoumpouloglou reports: I discovered an integer overflow issue in oggenc, related to the number of channels in […]
URL: https://www.progressiverobot.com/java-open-file/ Sometimes we have to open a file in java program. java.awt.Desktop can be used to open a file in java. Desktop implementation is platform dependent, so first, we should check if the operating system supports Desktop or not. This class looks for the associated application registered to the current platform to open a […]
🟢 Low ⏱ 5–15 min Last verified: 3 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: scponly — local privilege escalation exploits Upstream summary: Max Vozeler reports: If ALL the following conditions are true, administrators using scponly-4.1 or older may be at risk of a local […]
This tutorial covers how to set up time synchronization and ensure that servers are synced using the NTP protocol so that all servers are displaying the same time. When a server’s time is mismatched, emails sent out from the misconfigured server may arrive 3 minutes in the past on another, or users granted access only at certain times of the day may find themselves blocked.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2020:0807-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-20797 Upstream summary: An issue was discovered in e6y prboom-plus 2.5.1.5. There is a buffer overflow in client and server code responsible for handling received […]
Learn how to configure Apache Virtual Hosts on Ubuntu servers to host multiple websites with best practices and step-by-step instructions.
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