Comment utiliser ThreadPoolExecutor en Python 3
L’auteur a choisi le COVID-19 Relief Fund pour recevoir un don dans le cadre du programme Write for DOnations. Les threads Python sont une…
FreeBSD 12 — mupdf — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: mupdf — multiple vulnerabilities Related CVEs: CVE-2016-6265 CVE-2016-6525 Upstream summary: Tobias Kortkamp reports: Heap-based buffer overflow in the pdf_load_mesh_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a […]
How to Configure an SMTP Server on Windows Server 2016
How to Configure Windows Server 2016 SMTP Server An SMTP (Simple Mail Transfer Protocol) server on Windows Server 2016 allows the server to send outbound email messages — for example, for application alerts, scheduled task notifications, or as a relay for internal applications. Windows Server 2016 includes an SMTP Server feature that can be configured […]
How To Use Mytop to Monitor MySQL Performance
Mytop is an open source, command line tool used for monitoring MySQL performance. It was inspired by the Linux system monitoring tool named top and is similar to it in look and feel. Mytop connects to a MySQL server and summarizes the information in a useful format. Using mytop, we can monitor (in real-time) MySQL threads, queries, and uptime as well as see which user is running queries on which database, which are the slow queries, and more.
FreeBSD 12 — popfile — security advisory — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: popfile file disclosure Upstream summary: John Graham-Cumming reports that certain configurations of POPFile may allow the retrieval of any files with the extensions .gif, .png, .ico, .css, as well as […]
OpenBSD 7.6 — pfsyncook — errata 017_pfsyncook — reliability fix — syspatch and remediation
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read • Source: OpenBSD 7.6 errata 017_pfsyncook Errata topic: Reliability: pfsyncook (All architectures) Issued: June 17, 2025 Upstream summary: When using syncookies in pf(4), new TCP connections could run into timeout due to integer underflow. Table of […]
How To Sync and Share Your Files with Seafile on Ubuntu 18.04
Seafile is an open-source, self-hosted file synchronization and sharing platform with cross-platform syncing. In this tutorial you will install and configure Seafile on Ubuntu 18.04, using MySQL to store data and Apache to handle the web traffic.
Como Gerenciar Bancos de Dados e Chaves no Redis
O Redis é um datastore ou armazenamento de dados open-source de chave-valor na memória. Um datastore de chave-valor é um…
Ubuntu 18.04 — ec2-hibinit-agent — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 September 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6519-1 Related CVEs: https://launchpad.net/bugs/1941785 Upstream summary: The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol and is no longer recommended. Table of […]
How to Fix Python `No such file or directory` Compiler Errors When Installing Packages
A common error that you may receive when installing Python modules is the `No such file or directory` error. This error results from Python trying to call your system compiler during module installation, and – because the paths to your system compiler are often hardcoded into Python itself – not finding the compiler files it needs. This tutorial will provide an example of this error, and the steps to fix it on multiple platforms.
