Run Shell Script without sudo and with special bit permission using suid-wrapper

We always remember chmod u+s or special permission bit on an executable means when we run the executable it will run as the owner of the executable (read this). There are a problem with it, it will WORK IF it’s a BINARY EXECUTABLE, NOT SHELL SCRIPT! Then how to make shell script behave the same…… Continue reading Run Shell Script without sudo and with special bit permission using suid-wrapper

How to Run PostgreSQL as portable executable without installing in Windows

This is probably just another notes that I wrote, because I don’t think everyone will need this, but if anyone need this, I think this will be helpful. So, long story short, I don’t want to install another database service in my Windows Dev Box (on my ASUS A43SV), like I did with MySQL 8…… Continue reading How to Run PostgreSQL as portable executable without installing in Windows

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DNS in systemd land using resolvectl : Temporary set, get, status, and clear cache

This is a pretty simple post/notes from my experience with DNS on linux using Fedora/EL based or any systemd-resolved based DNS client. With windows, we have ipconfig command to control the cache of the dns also netsh command to control IP. Most of the time, we can clean the cache just using ipconfig /flushdns, but…… Continue reading DNS in systemd land using resolvectl : Temporary set, get, status, and clear cache

FSearch : Everything Voidtools Alternative for Linux

I have been looking for a while, a tools to search files and folders on Linux that is fast and low consumption in CPU like everything from Voidtools in MS Windows. If you wonder what is everything voidtools, you can read it here (you can use google translate for it, as It is written in…… Continue reading FSearch : Everything Voidtools Alternative for Linux

Trying dnf5 via copr on Fedora 36, 37, and 38. The newest dnf package manager that will land on Fedora 39

So, dnf4 will be replaced with dnf5 but not with python as the underlaying language, but using C++ as the underlying language. Python is well known for it’s easiness, but not as the performance when working on OS layer (some argue not, but majority of the code on C++ is faster, as it’s compiled, not…… Continue reading Trying dnf5 via copr on Fedora 36, 37, and 38. The newest dnf package manager that will land on Fedora 39

Membuat Mirror Local Fedora Repo dan mengarahkan Fedora menggunakan Mirror Local Tersebut

Mirror local fedora di Indonesia hanya ada 1, yaitu di https://fedora.mirror.angkasa.id/, sangat sedih karena angkasa mirror memutuskan untuk memberhentikan support untuk fedora. Saya di kantor, memiliki fleet server fedora, untuk keperluan lab (uhuk, saya dosen, tapi kerja jadi apapun di kampus :/ jadi kaktus, jadi tukang bersih-bersih, ada ajalah..), yang berfungsi untuk production docker swarm…… Continue reading Membuat Mirror Local Fedora Repo dan mengarahkan Fedora menggunakan Mirror Local Tersebut

Cisco Paket Tracer di Fedora, Red Hat, Almalinux, dan Rocky Linux

Cisco Paket Tracer adalah semua alat simulator network berbasiskan pada vendor Cisco. Seringkali, bagi para pengguna di Indonesia, mereka hanya tahu opsi instalasi hanya berupa paket tracer debian/deb based. Hal ini dikarenakan Netacad/Cisco Network Academy tidak menyediakan paket instalasi Packet Tracer untuk turnan dari Red Hat yang berbasiskan kepada RPM. Tapi hal ini bisa di…… Continue reading Cisco Paket Tracer di Fedora, Red Hat, Almalinux, dan Rocky Linux

Core 2 Duo CPU : Di tahun 2022 – Bisa buat apa?

Sesuai judulnya, post kali ini agak sedikit mengarah melakukan refleksi. Ya, refleksi dan melihat kembali. Kenapa? karena kebetulan di lab tempat saya bekerja, ada komputer mangkrak milik program studi(prodi) yang dulu digunakan sebagai server utama untuk meng-host aplikasi jurusan yang berbasis web (PHP). Selain itu saya ter inspirasi dengan posting blogger lain nya yaitu Tahun…… Continue reading Core 2 Duo CPU : Di tahun 2022 – Bisa buat apa?

Software Simulasi Sistem Dinamik untuk Windows XP : Vensim PLE 32 bit V6.1c

Kali ini blog post yang akan saya posting akan cukup pendek, karena bisa dibilang sebuah keberuntungan saja bisa menemukan program ini. Jadi singkat cerita, di Lab tempat saya bekerja, ada 2 laptop tua yang baterainya masih tangguh untuk digunakan, Lenovo S10-2 dan Acer ZG5, keduanya adalah kategori komputer portable netbook (jaman 2008-2012, laptop kecil cukup…… Continue reading Software Simulasi Sistem Dinamik untuk Windows XP : Vensim PLE 32 bit V6.1c

How to Change Outlook 2016/2019/365 Desktop Calendar Download Interval

The Problem So long story short, I’m quite frustrated with Mail & Calendar from Windows 10 UWP/WinUI. Why? Well, I’m running it on old 2nd gen Intel CPU, sandy bridge, and it’s just lag when I want to compose a new mail, and it will freeze about 2-3min until it’s ready, and it will happen…… Continue reading How to Change Outlook 2016/2019/365 Desktop Calendar Download Interval