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Linux Configuring SSD Cache for Mechanical Hard Drives with LVM Cache

Introduction This article introduces how to use Linux LVM Cache to use SSD as the cache layer of mechanical hard disk (HDD) to achieve both large and...

Network Tailscale Headscale Deploy VPN to Realize Remote Networking (WireGuard)

Introduction to Tailscale Introduction Tailscale is a modern virtual local area network (V...

Programming PlatformIO automatically generates ESP32S3 full firmware (separately burned binfile)

ESP32S3 firmware burning address is actually on when we automatically upload firmware with PlatformIO Upload...

AI SDG Optimizer in pytorch (torch.optim.SDG)

About torch.optim in the pytorch, the torch.optim file contains many optimizers, as shown in the following figure...

CTF 2025H & NCTF Strange Coffee Shop

The admin of the coffee shop accidentally leaked his source code, but fortunately only part of the source code was given: app.py f...

CTF 2025H&NCTF lcgp

The title gives the source code, which is also very short: import uuid from Crypto.Util.numbe...

CTF 2025H & NCTF Data Processing

The title gives the source code, and very concise code: from Crypto.Util.number import B...

Programming QT compile time undefined reference to 'vtable for HVSView'

Reminder: This article was last updated at 2026-05-13 23:18. The information associated with this article may have changed. Please know! The question und...

Programming Qt compiled program prompt cannot find libxxx.dll

Reminder: This article was last updated at 2026-05-13 23:18. The information associated with this article may have changed. Please know! The reason for this...

Programming CLion develops Qt program

Reminder: This article was last updated on May 13, 2026, at 23:18. The information referenced in this article may have changed since then. Please be aware! Install Qt...