--- title: "#bytecode articles | Hashnode" description: "Explore 46 articles tagged #bytecode on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/bytecode" --- Tag # #bytecode 46 posts · 0 followers [Mayank Mahajan](https://hashnode.com/@Mayank9056) · [Oct 1](https://hashnode.com/posts/java-explained-simply-why-it-runs-everywhere-and-how/6abe96f3693606d2a81d33b1) ### [Java Explained Simply: Why It Runs Everywhere (and How)](https://mayankdev.hashnode.dev/java-explained-simply-why-it-runs-everywhere-and-how?utm_source=hashnode&utm_medium=feed) Why Java was created, how "Write Once, Run Anywhere" really works, and what every developer should know before writing their first "Hello, World!" 12 min read · [mayankdev.hashnode.dev](https://mayankdev.hashnode.dev/java-explained-simply-why-it-runs-everywhere-and-how?utm_source=hashnode&utm_medium=feed) [Shraddha Landge](https://hashnode.com/@shraddhalandge) · [Aug 11](https://hashnode.com/posts/from-javac-to-jvm/6a7b17994d6cac15851aa75a) ### [From javac to JVM](https://explorewithshraddha.hashnode.dev/from-javac-to-jvm?utm_source=hashnode&utm_medium=feed) Understanding the Java Execution Process 7 min read · [explorewithshraddha.hashnode.dev](https://explorewithshraddha.hashnode.dev/from-javac-to-jvm?utm_source=hashnode&utm_medium=feed) [Mohit Kumar](https://hashnode.com/@imohit159) · [Jul 26](https://hashnode.com/posts/how-python-executes-code-from-py-to-running-program/6a65bd991d2677964bac8226) ### [How Python Executes Code: From .py to Running Program](https://imohit1o1.hashnode.dev/how-python-executes-code-from-py-to-running-program?utm_source=hashnode&utm_medium=feed) Learn how Python executes code using bytecode, the Python Virtual Machine (PVM), .pyc files, and \_\_pycache\_\_ in simple terms 5 min read · [imohit1o1.hashnode.dev](https://imohit1o1.hashnode.dev/how-python-executes-code-from-py-to-running-program?utm_source=hashnode&utm_medium=feed) [Mathijs Frank](https://hashnode.com/@mathijs-frank) · [Jul 22](https://hashnode.com/posts/why-my-compiler-wont-optimize-for-you/6a60153b7110571232168074) ### [Why my compiler won't optimize for you](https://mathijs-frank.hashnode.dev/why-my-compiler-wont-optimize-for-you?utm_source=hashnode&utm_medium=feed) GCC optimized my C loop into a single instruction. What that means for hand-written assembly, and why my game's compiler is deliberately "dumb." 5 min read · [mathijs-frank.hashnode.dev](https://mathijs-frank.hashnode.dev/why-my-compiler-wont-optimize-for-you?utm_source=hashnode&utm_medium=feed) [Mathijs Frank](https://hashnode.com/@mathijs-frank) · [Jul 13](https://hashnode.com/posts/why-i-chose-a-bytecode-vm-instead-of-an-ast-walking-interpreter/6a556a2a32e1d3abfca52b8a) ### [Why I chose a bytecode VM instead of an AST walking interpreter](https://mathijs-frank.hashnode.dev/why-i-chose-a-bytecode-vm-instead-of-an-ast-walking-interpreter?utm_source=hashnode&utm_medium=feed) Why I chose a bytecode VM over an AST walking interpreter for the custom language in my programming game, and the tradeoffs it brings. 2 min read · [mathijs-frank.hashnode.dev](https://mathijs-frank.hashnode.dev/why-i-chose-a-bytecode-vm-instead-of-an-ast-walking-interpreter?utm_source=hashnode&utm_medium=feed) [Nicolas Fränkel](https://hashnode.com/@nfrankel) · [Jun 25](https://hashnode.com/posts/on-programming-languages-targets-and-platforms/6a3cadbf4ab1a51e42ccc74f) ### [On programming languages, targets, and platforms](https://frankel.hashnode.dev/on-programming-languages-targets-and-platforms?utm_source=hashnode&utm_medium=feed) I started as a Java developer, but for some time now, I have broadened my horizons. Recently, I thought about how early languages were dedicated to a single target and platform, and now they are broad 6 min read · [frankel.hashnode.dev](https://frankel.hashnode.dev/on-programming-languages-targets-and-platforms?utm_source=hashnode&utm_medium=feed) [Prasanth Madhurapantula](https://hashnode.com/@catalysed) · [Jun 24](https://hashnode.com/posts/build-your-own-bytecode-vm-and-see-how-languages-really-run/6a3be2e6a90f92af43fb7d83) ### [Build your own bytecode VM, and see how languages really run](https://iwtlp.hashnode.dev/build-your-own-bytecode-vm-and-see-how-languages-really-run?utm_source=hashnode&utm_medium=feed) When you run a Python file, Python does not execute your text. It first compiles it to bytecode, a compact list of simple instructions, and then runs that bytecode on a virtual machine. Java does the 5 min read · [iwtlp.hashnode.dev](https://iwtlp.hashnode.dev/build-your-own-bytecode-vm-and-see-how-languages-really-run?utm_source=hashnode&utm_medium=feed) [Ravidu Priyankara](https://hashnode.com/@ravindupriyankara) · [Jun 20](https://hashnode.com/posts/squeezing-bytes-how-i-optimised-an-ebpf-driver-in-falco/6a36669afc16c25dc3a5d1cc) ### [Squeezing Bytes: How I Optimised an eBPF Driver in Falco](https://ravindu-priyankara.hashnode.dev/squeezing-bytes-how-i-optimised-an-ebpf-driver-in-falco?utm_source=hashnode&utm_medium=feed) How tracking down a packed struct alignment gap in Clang allowed me to eliminate 32 BPF instructions per invocation in Falco's modern BPF driver. 9 min read · [ravindu-priyankara.hashnode.dev](https://ravindu-priyankara.hashnode.dev/squeezing-bytes-how-i-optimised-an-ebpf-driver-in-falco?utm_source=hashnode&utm_medium=feed) [Sneha Poojary](https://hashnode.com/@snehapoojary) · [Feb 16](https://hashnode.com/posts/what-happens-when-you-run-a-python-file/699310eab2d5cde00a08852e) ### [What Happens When You Run a Python File?](https://snehapoojary.hashnode.dev/what-happens-when-you-run-a-python-file?utm_source=hashnode&utm_medium=feed) Understanding Python File Execution: Behind the Scenes Explained 2 min read · [snehapoojary.hashnode.dev](https://snehapoojary.hashnode.dev/what-happens-when-you-run-a-python-file?utm_source=hashnode&utm_medium=feed) [Adarsh Goswami](https://hashnode.com/@adarshgoswami) · [Jan 11](https://hashnode.com/posts/python-inner-working/6963c7cd0bb9da136101068b) ### [Python Inner Working](https://zerotopython.hashnode.dev/python-inner-working?utm_source=hashnode&utm_medium=feed) Unlock Python's secrets: Bytecode, PVM, and more. Transform from novice to expert with insights into Python's internal workings and implementations 4 min read · [zerotopython.hashnode.dev](https://zerotopython.hashnode.dev/python-inner-working?utm_source=hashnode&utm_medium=feed)