547 posts
This is a decade-old vulnerability in the sudo tool that can grant any local user root access on Unix-based systems, including macOS Big Sur and earlier. Improper operation grants root privileges to arbitrary local users. To trigger it, a user only needs to rewrite argv[0] or create a symbolic link.
In the previous post on data warehouse layering we mentioned that each layer does some processing beyond the raw tables, and that processing involves fact tables and dimension tables. This post gives you a rough understanding of fact tables, dimension tables, and the star and snowflake data models.
As data flows into our warehouse over time, both the variety and volume grow. Without governance and design, querying and retrieving that data becomes very painful — so the warehouse needs designing, with each type of data filed where it belongs, ready to be called up whenever we need it.
This is the opening post of my big data beginner series. Every big data component and tool we use exists to solve data problems, and data has to be stored and retrieved through a data warehouse — no technical architecture escapes that. So let's start by understanding what a data warehouse is, and how it differs from a database.
Covers data warehouse concepts; beginner tutorials for Hadoop, ZooKeeper, Hive, Flume, Kafka, Hbase, Sqoop, Oozie, Azkaban, Kylin, CDH, Impala, Hue, ClickHouse, Kettle, Ambari, ELK, Scala and Flink.
Baidu quietly launched another tool: Baidu ZhenZhan, offering site diagnostics including a "Baidu search heat score", browser behavior, site certificate information, site security scanning, and site company information lookups.
Recently it emerged that the domain of the well-known Chinese blog Lu Songsong, lusongsong.com, had its DNS resolution suspended because the site carried content in violation of regulations. After the offending content was removed, the block was lifted and access restored.
An IPA signed with an iOS enterprise certificate can't be listed on the App Store. It can only be distributed out-of-band — for instance, by putting a QR code on your company website that Apple users scan to install. Between the IPA file and the QR code you need a plist file describing your app, and installation goes through the itms-services protocol. That's what this tutorial covers.
Recently a user on the V2EX forum reported that their security software caught the PC version of WeChat scanning browser history, and that browser cookies were involved. They included a screen recording catching it in the act.
OmniPlan is a very powerful project management app for macOS. It offers custom inspectors, hierarchical outline mode, cost tracking, milestones, task constraints and dependencies, resource allocation, schedule control, Gantt charts, violation display, critical path, and more. Below are activation keys for each version, all tested and working.
