Zhijie Xia

Blog

Address off-policy training in VERL

Addressing off-policy training challenges in VERL for reinforcement learning with LLMs.

1 min read
reinforcement-learningllmrltraining
Cuda implementation for mutiplication to illustrate CUTLASS

A deep dive into CUDA matrix multiplication and how CUTLASS optimizes GPU kernels.

3 min read
cudacutlassgpuhpc
CPSC 599 Competitive Programming

Course notes and problem-solving strategies from CPSC 599 Competitive Programming at the University of Calgary.

1 min read
competitive-programmingcourse-notesalgorithms
September 2023 Daily Leetcode: Grind 75 in Python

Working through the Grind 75 LeetCode problems in Python during September 2023.

13 min read
leetcodepythongrind-75algorithms
Crash course on tmux

A quick reference guide and crash course on using tmux for terminal multiplexing.

1 min read
devopsterminaltmuxproductivity
Feb 2023 Daily Leetcode: Leetcode in C++/RUST

Daily LeetCode problems solved in C++ and Rust throughout February 2023.

15 min read
leetcodec++rustalgorithms
Advent of Code 2022

My solutions and walkthroughs for Advent of Code 2022 challenges.

1 min read
competitive-programmingadvent-of-codealgorithms
Jan 2023 Daily Leetcode: Leetcode in Rust/C++

Daily LeetCode problems solved in Rust and C++ throughout January 2023.

40 min read
leetcoderustc++algorithms
Hello World: new dev blog in NextJS

Welcome to my newly redesigned personal developer blog built with NextJS.

1 min read
nextjsblog