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The TopCoder Open 2019 finals took place in Houston from November 13 to 16, where Gena Korotkevich (Belarus) secured first place in both competitive tracks: Algorithm and Marathon. No one has achieved this in a single year before! This is a fantastic conclusion to the 2019 season, in which Gena had already triumphed in the finals of two other major competitions: Google Code Jam and […]
Following 'Our Winners: TopCoder Open 2019', I am publishing the problems from the Algorithm track (classic competitive programming. You have one and a half hours to solve three problems in Java, C#, C++ or Python.) 1. Pie for Six Problem Statement Time limit — 4 seconds. You have a pie. If viewed from above, the pie takes the shape of a (strictly) convex polygon. You are given the coordinates […]
At the recent Linux Plumbers 2019 conference, Google presented advancements in the initiative to merge changes developed for the Android kernel variant into the main Linux kernel. The ultimate goal is to enable the use of a single common kernel for Android, rather than preparing separate builds based on the Android-specific branch of the Android Common Kernel for each device. This goal […]
Oracle has released the universal virtual machine GraalVM 19.3.0, which supports running applications in JavaScript (Node.js), Python, Ruby, R, any languages for the JVM (Java, Scala, Clojure, Kotlin), and languages that can generate LLVM bitcode (C, C++, Rust). Version 19.3 is categorized as a long-term support (LTS) release and is notable for its support of JDK 11, among other features […]
Corrective updates for the free antivirus package ClamAV 0.101.5 and 0.102.1 have been published, addressing a vulnerability (CVE-2019-15961) that could lead to denial of service when processing specially formatted email messages (too much time is spent parsing certain MIME blocks). The new releases also resolve building issues with clamav-milter and the libxml2 library, reduce signature loading time, and add a build option […]
The group of companies CRT, part of the Sberbank ecosystem, announced the development of an advanced speech synthesis platform that reportedly ensures smooth and expressive reading of any text. The presented solution is the third generation of the speech synthesis system. High-quality audio signals are generated by complex neural network models. Developers claim that the result of these algorithms is the most realistic synthesis of Russian speech. The platform includes […]
One of the key tasks facing an administrator of a corporate mail server is filtering emails that contain spam. The harm caused by spam is both clear and significant: in addition to posing threats to the company's information security, it occupies space on the server's hard drive and reduces employee efficiency when it infiltrates the Inbox. Separating unwanted mail from business correspondence is not such a […]
The Zimbra Collaboration Suite Open-Source Edition boasts several powerful tools for ensuring information security. Among them are Postscreen — a solution to protect the mail server from botnet attacks, ClamAV — an antivirus capable of scanning incoming files and emails for malware, as well as SpamAssassin — one of the best spam filters available today. […]
Those who develop on Voximplant know about the concept of "applications" that connect cloud scenarios, phone numbers, users, rules, and call queues. Simply put, applications are the cornerstone of development on our platform, the entry point into any solution based on Voximplant, as that's where the creation of an application begins. Previously, applications "did not remember" […]
At the end of the article, as usual, there is a brief summary. Do you read books on self-improvement, business, or efficiency? No? Great. Don't start. Still reading? Please don't do what those books suggest. Otherwise, you'll become an addict. Like me. The addiction period While I wasn't reading books, I was happy. Moreover, I was truly effective, […]
Hello, Habr! Today we continue the series of articles that will include 5 collections of free training courses from Microsoft. In the second part, we present the coolest courses for IT Administrators that colleagues enjoy the most. By the way! All courses are free (you can even try paid products for free); 5/5 in Russian; You can start learning immediately; Upon completion, you […]
OpenVSP is an open-source parametric CAD for designing and analyzing the geometry of aircraft (CFD, FEM). The program is developed by employees of NASA Langley Research Center and is included in the NASA Software Catalog. From September 17-19, 2019, the "OpenVSP Workshop 2019" took place, showcasing developments and plans for the 3.19.x branch. On November 9, OpenVSP 3.19.0 was released, and shortly […]