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Rewind 2019: Highlights from the NGINX Blog

2019-12-18 KENNETH 0

Rewind 2019: Highlights from the NGINX Blog 2019 has been a truly fascinating and exciting year for NGINX, our customers, our partners, and our community. As we prepare to take a break from our hard work over the holiday season, here is a look back on some of our top moments from the last 12 months, as voted for by our readers. NGINX Becomes Part of F5 Unsurprising to those who are already aware by now, the news that F5 Networks acquired NGINX was a massive moment for us this year, heralding a new era for both parties as well as their respective customers and communities. NGINX’s Gus Robertson published a blog post to confirm our commitment to existing open-source projects and commercial products, as well as plans to accelerate the development of NGINX Controller. Robinson also wrote that he [ more… ]

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Antijoin in MySQL 8

2019-12-18 KENNETH 0

Antijoin in MySQL 8 In MySQL 8.0.17, we made an observation in the well-known TPC-H benchmark for one particular query. The query was executing 20% faster than in MySQL 8.0.16. This improvement is because of the “antijoin” optimization which I implemented. Here is its short mention in the release notes: “The optimizer now transforms a WHERE condition having NOT IN (subquery), NOT EXISTS (subquery), IN (subquery) IS NOT TRUE, or EXISTS (subquery) IS NOT TRUE internally into an antijoin, thus removing the subquery.”… Facebook Twitter LinkedIn Source: Antijoin in MySQL 8

[도서] [예약판매] 스타트업 백서

2019-12-18 KENNETH 0

[도서] [예약판매] 스타트업 백서 분야별 신상품 – 국내도서 – 컴퓨터와 인터넷 [도서][예약판매] 스타트업 백서 김건우 저 | 슬기북스 | 2019년 12월 판매가 13,500원 (10%할인) | YES포인트 750원(5%지급) 1%의 성공 사례를 담은 책? 성공 비결? 과연 당신의 성공 확률을 얼마나 높여 줄 수 있을까? 99%가 저지르는 실수에, 성공으로 가는 길이 있다 스타트업에 도전하는 창업자 중 극소수만 성공한다. 그들의 성공 Source: [도서] [예약판매] 스타트업 백서

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USN-4223-1: OpenJDK vulnerabilities

2019-12-18 KENNETH 0

USN-4223-1: OpenJDK vulnerabilities openjdk-8, openjdk-lts vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.10 Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Several security issues were fixed in OpenJDK. Software Description openjdk-lts – Open Source Java implementation openjdk-8 – Open Source Java implementation Details Jan Jancar, Petr Svenda, and Vladimir Sedlacek discovered that a side- channel vulnerability existed in the ECDSA implementation in OpenJDK. An Attacker could use this to expose sensitive information. (CVE-2019-2894) It was discovered that the Socket implementation in OpenJDK did not properly restrict the creation of subclasses with a custom Socket implementation. An attacker could use this to specially create a Java class that could possibly bypass Java sandbox restrictions. (CVE-2019-2945) Rob Hamm discovered that the Kerberos implementation in OpenJDK did not properly handle proxy credentials. An attacker could possibly [ more… ]

[도서] 언리얼 엔진 블루프린트 비주얼 스크립팅

2019-12-18 KENNETH 0

[도서] 언리얼 엔진 블루프린트 비주얼 스크립팅 분야별 신상품 – 국내도서 – 컴퓨터와 인터넷 [도서]언리얼 엔진 블루프린트 비주얼 스크립팅 로렌 페로 저/김제룡,배상하 공역 | 에이콘출판사 | 2019년 12월 판매가 36,000원 (10%할인) | YES포인트 2,000원(5%지급) 이벤트 : IT모바일 예약판매 이벤트 언리얼 엔진 4 입문자용 책으로 언리얼 엔진 4의 수많은 기능 중에서도 게임 개발에 꼭 필요한 핵심 기능을 설명한다. 블루프린트만 사용해 세 가지 게임을 단계별로 만들고, 언리얼 엔진 4를 처음 접하는 사람도 어 Source: [도서] 언리얼 엔진 블루프린트 비주얼 스크립팅