Generating Function
Definition We define the generating function as the characteristic function which encodes an infinite sequence $$ \langle g_0, g_1, g_2, g_3 \dots...
Recurrence Equation
Introduction Sometimes we need to know the complexity of a recursive function, we usually use induction method (or sometimes is called substitution...
Perplexity
Introduction The perplexity is a widely used evaluation metric in natural language processing (NLP) that measures how well a auto-regressive/causal...
Vector Database
A vector database indexes and stores vector embeddings for fast retrieval and similarity search, with capabilities like CRUD operations. Vector...
DLL Hijacking via zlib DLL Proxy
DLL hijacking involves manipulating a program to load a DLL that contains the desired code. We will use a simple technique here for ilustration: DLL...
Flash crDroid ROM for Redmi Note 7
You need to have a Xiaomi account that has been given permission for unlocking device. Download MiFlash from https://www.miui.com/unlock/index.html...
RaspberryPi Odoo
Configure Prestashop Install Docker Engine Install Docker Compose Since Docker Compose stable release doesn't provide binary for armv7, you need to...
OpenWrt Installation and Configuration on D-LINK DIR-882-A1
Download OpenWrt Firmware Open https://openwrt.org/toh/d-link/dir-882_a1#installation and select Firmware Install. At this step we need to download...
Remote Access Via TightVNC To Windows Machine
Install VNC Server on Windows Machine Download TightVNC which is free VNC server that support Windows 11 and then install TightVNC on Windows...
Raspberry Pi 4B Setup
Buy a Raspberry Pi 4B You can buy the Raspberry Pi 4B board on Amazon, the recommended version is 4 GB. You may also need to buy a SD card, and...