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Have you ever wondered exactly which files are being hammered by your Linux system in real-time? While tools like iotop or lsof are great, sometimes you want something more visual, custom, and lightweight. In this post, I’ll walk you through how I built a Real-time File I/O Heatmap using the power of eBPF for data collection and Java 25 for a modern Terminal UI (TUI). What is eBPF and Why Use It? eBPF (Extended Berkeley Packet Filter) is a revolutionary technology that allows you to run sandboxed programs in the Linux kernel without changing kernel source code or loading kernel modules. ...

Introduction Today I’m excited to announce the addition of Bun to our microservice framework benchmark suite. The results are nothing short of remarkable . Bun has proven to be one of the fastest runtimes in our entire test suite, competing directly with Rust frameworks! What is Bun? Bun is a modern JavaScript runtime built from scratch using Zig and JavaScriptCore (the engine that powers Safari). It’s designed to be a drop-in replacement for Node.js with a focus on: ...

I have this side project with me since 2007, it is an one file php website with sqlite db and some pictures and js and css. I am keeping it just to monitor sometime how are the things at php side. Anyway when I first build up this site I was using shared hosting, and in time I moved to dedicated server and today I decided to move to koyeb.com which is a nice cloud provider. ...

I wrote this arti warp server for running whois via TOR network, Arti is CLI tool which has arti_client library inside for connecting the network, my main target to dockerize this for easy deploy to koyeb.com I used docker init to create Dockerfile and others and changed the implementation little bit because of some special dependencies ARG RUST_VERSION=1.82.0 ARG APP_NAME=arti_whois FROM rust:${RUST_VERSION}-alpine AS build ARG APP_NAME WORKDIR /app # Install host build dependencies. RUN apk add --no-cache clang lld musl-dev git openssl-dev openssl libssl3 libcrypto3 libgcrypt openssl-libs-static ca-certificates RUN --mount=type=bind,source=src,target=src \ --mount=type=bind,source=Cargo.toml,target=Cargo.toml \ --mount=type=bind,source=Cargo.lock,target=Cargo.lock \ --mount=type=cache,target=/app/target/ \ --mount=type=cache,target=/usr/local/cargo/git/db \ --mount=type=cache,target=/usr/local/cargo/registry/ \ cargo build --locked --release && \ cp ./target/release/$APP_NAME /bin/server FROM alpine:3.18 AS final USER root COPY --from=build /bin/server /bin/ EXPOSE 8016 ENV RUST_BACKTRACE=1 ENV RUST_LOG=debug CMD ["/bin/server"] apk add part took a while to figure out because on every run, compile was failing with different error, I needed to install all the dev lib dependencies to the alpine linux 2. Test with docker compose up --build until everything is fine. I was using curl for testing the app curl "localhost:8016/whois?ip=1.1.1.1" -v 3. Than docker push ozkanpakdil/arti_whois to push it to docker repository ...

Here is a summary of JetBrains developer stats of 2024. Java and Javascript are going down and Typescript and Rust are going up most used lang %61 javascript Unexpectedly WebAssembly is growing strong Most popular db is MySql and second PostgresSQL 🥳 ...