The truth about CSS selector performance

2023-01-18 KENNETH 0

The truth about CSS selector performance If you’re a web developer, you may have already heard that some CSS selectors are faster than others. And you’re probably hoping to find a list of the better selectors to use in this article. Well, not quite. But bear with me, I promise that by the end, you’ll have learnt something new about CSS selector performance. A quick look behind the scenes The way you write CSS selectors does play a role in how browsers render your web pages. Whenever a part of your page changes, the browser engine that’s running it needs to take a look at the new DOM tree, and figure how to style it based on the available CSS stylesheets. This operation of matching styles to DOM nodes is called a style recalculation. Without getting into a lot of [ more… ]

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Which 12 Metrics to Monitor for a Successful API Strategy

2023-01-18 KENNETH 0

Which 12 Metrics to Monitor for a Successful API Strategy As companies adopt API‑first design practices to build modern applications, measuring the operational performance and value of those APIs becomes a top priority. Establishing a framework that clearly defines and connects API metrics with key performance indicators (KPIs) is one of the most important steps to ensure a successful API strategy. Typically, KPIs are tied to specific goals. They have a defined time frame and are aligned to the outcomes that your API strategy needs to deliver. API metrics, in contrast, are significant data points. Not every metric is a KPI, but every KPI begins as a metric. So, how do you start? First, you need to be clear – at the outset – about the goal of your API strategy and then choose the metrics that align with that goal. Remember [ more… ]

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USN-5806-1: Ruby vulnerability

2023-01-17 KENNETH 0

USN-5806-1: Ruby vulnerability Hiroshi Tokumaru discovered that Ruby did not properly handle certain user input for applications the generate HTTP responses using cgi gem. An attacker could possibly use this issue to maliciously modify the response a user would receive from a vulnerable application. Source: USN-5806-1: Ruby vulnerability

[도서] 한셀 NEO와 함께 테마공원 운영하기

2023-01-17 KENNETH 0

[도서] 한셀 NEO와 함께 테마공원 운영하기 분야별 신상품 – 국내도서 – 컴퓨터와 인터넷 [도서]한셀 NEO와 함께 테마공원 운영하기 해람북스 기획팀 저 | 해람북스 | 2023년 01월 판매가 10,800원 (10%할인) | YES포인트 600원(5%지급) 하나. 다년간 실무 경험을 갖춘 선생님들이 직접 베타테스트한 컴퓨터 방과후 수업 교재입니다. 둘. 학습 내용을 이야기식으로 구성하여 학습 동기를 유발하고 흥미롭게 수업을 진행할 수 있습니다. 셋. 깔끔하고 친 Source: [도서] 한셀 NEO와 함께 테마공원 운영하기

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USN-5795-2: Net-SNMP vulnerabilities

2023-01-16 KENNETH 0

USN-5795-2: Net-SNMP vulnerabilities USN-5795-1 and 5543-1 fixed several vulnerabilities in Net-SNMP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Net-SNMP incorrectly handled certain requests. A remote attacker could possibly use these issues to cause Net-SNMP to crash, resulting in a denial of service. Yu Zhang and Nanyu Zhong discovered that Net-SNMP incorrectly handled memory operations when processing certain requests. A remote attacker could use this issue to cause Net-SNMP to crash, resulting in a denial of service, or possibly execute arbitrary code. Source: USN-5795-2: Net-SNMP vulnerabilities